Category: joe
2282 post(s)On using legacy tooling in modern HPC systems
On risk and how to mitigate it
On zeros
Thoughts on configuration management vs image artefact management
R.I.P. Rich
On optimizing scripting languages, and where they are useful and where they are not
Updating compressors for NyBLE
My urgent #HPC computational project, COVID-19 related
Time to replace some hardware
Updated nyble to support ubuntu 20.04 LTS and debian 10
There are no silver bullets
Performance of a julia code: Riemann ζ function implemented on CPU and GPU
Topical #HPC project at the $dayjob
In the face of disruptive events
Whats coming in #HPC
Updated io-bm and results from system I was working on
On the importance of saying "no"
Updated net-tools with fixes and license change
Apologies for the long delay in posting
When you see someone deploying a business model very similar to one you had developed on your own ...
Length and complexity of supply chain as a risk factor for HPC and storage
Slightly more complexity than I had thought, or RTFM!
Nyble FTW! Installing my rambooted environment on linux laptop for rescue with grub
displayport KVMs for sharing monitors and keyboards
Joining @cray_inc to help drive #HPC solutions in the #cloud
Paint splatters as Perl programs?
Onward and upward in #HPC
Note to self: have only one blog VM running
Data loss, thanks to buggy driver or hardware
Interesting articles on systemd and ZFS
Reflections on where we've been in HPC, and thoughts on where we are going
Systems that are designed to fail, often do
With every update, MacOSX becomes harder to build for
Opening keynote @Supercomputing #SC18 : #HPC is an enabling technology ...
#HPC in all the things
Looking forward to #SC18 next week and a discussion of all things #HPC
A bug in s3 buckets with no apparent way to request support to deal with it
Finally posted Tiburon on github
Well ... that was fun
Wordpress is recovering (was very sick)
So I've got ideas for two businesses
Typecasting and the "trust us" factor
How to handle curious conversations ... part 1 of a few billion
On technology zealotry
Interesting post on mixed integer programming for diets ... that has some hilarious output
Distribution package dependency radii, or why distros may be doomed
NyBLE
Dealing with disappointment
Late Feb 2018 update
Apologies on the slow posting rate
Cool bug on upgrade (not)
Put my Riemann Zeta Function sum reduction code on github
#SC17
Disk, SSD, NVMe preparation tools cleaned up and on GitHub
Aria2c for the win!
Working on benchmarking ML frameworks
Oracle finally kills off Solaris and SPARC
M&A and business things
A completed project: mysqldump file to CSV converter
Finally got to use MCE::* in a project
Cray "acquires" ClusterStor business unit from Seagate
More unix command line humor
What reduces risk ... a great engineering and support team, or a brand name ?
On hackerrank and Julia
The birthday problem (allocation collisions) for networks and MAC addresses
Now for your bidding pleasure, the contents of one company
One door has closed, another has opened
Hard disk shipments dropped 10% QoQ, 2% YoY
Selling #HPC things on ebay
I always love these breathless stories of great speed, and how VCs love them ...
pcilist: because sometimes you really, really need to know how your PCIe devices are configured
Requiem
Some updates coming soon
Best comment I've seen in a bug report about a tool
structure by indentation ... grrrr ....
What is old, is new again
That was fun: mysql update nuked remote access
An article on Rust language for astrophysical simulation
Brings a smile to my face ... #BioIT #HPC accelerator
Another article about the supply crisis hitting #SSD, #flash, #NVMe, #HPC #storage in general
A nice shout out in ComputerWeekly.com about @scalableinfo #HPC #storage
when you eliminate the impossible, what is left, no matter how improbable, is likely the answer
Virtualized infrastructure, with VM storage on software RAID + a rebuild == occasional VM pauses
A new #HPC project on github, nlytiq-base
There are real, and subtle differences between su and sudo
Combine these things, and get a very difficult to understand customer service
SSD/flash/memory shortage, day N+1
A new (old) customer for the day job
Architecture matters, and yes Virginia, there are no silver bullets for performance
#Perl on the rise for #DevOps
Another itch scratched
ClusterHQ dies
fortran for webapps
Another fun bit of debugging
Violin files for Chapter 11
So it seems Java is not free
She's dead Jim
On closure
Inventory reduction event at the day job
Its 2016, almost 2017 ... fix your application installer so it doesn't need to reboot my machine!
strace -p is your friend
Finding unpatched "features" in distro packages
Watching a low level attack in process
On expectations
Excellent article on mistakes made for infrastructure ... cloud jail is about right
The joy of IE and URLs, or how to fix ridiculous parsing errors on the part of some "helpers"
I don't agree with everything he wrote about systemd, but he isn't wrong on a fair amount of it
Hows this for a nice deskside system ... one of our Cadence boxen
Build me a big data analysis room
A good read on realities behind cloud computing
Running conditioning on 4x Forte #HPC #NVMe #storage units
Amazing statistics
Aquila launches Aquarius
New #HPC #storage configs for #bigdata , up to 16PB at 160GB/s
Fully RAMdisk booted CentOS 7.2 based SIOS image for #HPC , #bigdata , #storage etc.
An article on Python vs Julia for scripting
OpenLDAP + sssd ... the simple guide
M&A time: HPE buys SGI, mostly for the big data analytics appliances
@scalableinfo 60 bay Unison with these: 3.6PB raw per 4U box
Raw Unapologetic Firepower: kdb+ from @Kx
Seagate and ClusterStor: a lesson in not jumping to conclusions based on what was not said
Systemd and non-desktop scenarios
You can't win
That was fun ... no wait ... the other thing ... not fun
And this was a good idea ... why ?
M&A: Vertical integration plays
About that cloud "security"
Ah Gmail ... losing more emails
Real scalability is hard, aka there are no silver bullets
Having to do this in a kernel build is simply annoying
Talk from #Kxcon2016 on #HPC #Storage for #BigData analytics is up
Going to #KXcon2016 this weekend to talk #NVMe #HPC #Storage for #kdb #iot and #BigData
Gave a talk today at #BeeGFS User Meeting 2016 in Germany on #NVMe #HPC #Storage
Success with rambooted Lustre v2.8.53 for #HPC #storage
Its not perfect, but we have CentOS/RHEL 7.2 and Lustre integrated into SIOS now
reason #31659275 not to use java
isn't this the definition of a Ponzi scheme?
Every now and then you get an eye opener
new SIOS feature: compressed ram image for OS
there are times
Of course, this means more work ahead
Very preliminary RHEL7/CentOS7 SIOS base support
Best practice or random rule ... diagnosing problems and running into annoyances
Attempting, and to some degree, failing, to prevent a user from accruing technical debt
When spam bots attack
Why sticking with distro packages can be (very) bad for your security
Not-so-modern file system errors in modern file systems
SIOS-metrics being updated soon with our process table sampler
Caught a not-so-cool bug in a hypervisor running on a production machine
Sadly we can't afford the time or people to go to BioIT world expo next week
"No, really, we are different than all the others you worked with"
It is 2016 ... why am I fighting with LDAP authentication in linux? Why doesn't it just work?
Ways to not reach me
Spent the day fighting with a database that did not honor "be liberal in what you accept"
The joys of automated tooling ... or ... catching changes in upstream projects workflows by errors in yours
Not even breaking a sweat: 10GB/s write to single node Forte unit over 100Gb net #realhyperconverged #HPC #storage
VC landscape changing: Intel Capital on the market
Massive unapologetic storage firepower part 4: On the test track with a Forte unit ... vaaaaROOOOOOMMMMMMM!!!!!
Just another day, debugging someone's installer
What a difference a CEO makes
One of those days where you search for information on a problem
Fixed the asymmetric problem by moving to a different switch/network
Cool asymmetric network performance happened to mess up a customer benchmark
Interesting ... so will they be sued for patents
New tool to help visualize /proc/interrupts and info in /proc/irq/$INT/
Not sufficiently caffeinated for technical work today
Not a fan of device mapper in Linux
Radio Free HPC is (as usual) worth a listen
When infinite resources aren't, and why software assumes they are infinite
"Unexpected" cloud storage retrieval charges, or "RTFM"
Container jutsu
Hard filtering of calls
Nutanix files for IPO
Toshiba contemplating spinning out NAND flash
Google GMail is broken, not passing emails, losing others
M&A: NetApp grabs SolidFire
Good read on market sizing for VCs and entrepreneurs
Bots on Amazon?
Watching dracut, udev, systemd, and plymouth all battle each other for nfs/ramboot
#Perl6 compiler betas are ready
Testing a new @scalableinfo Unison #Ceph appliance node for #hpc #storage
10TB PMR drives for Unison #hpc #storage systems, think 600TB/4U unit with @BeeGFS, @Ceph, and others
Video interview: face melting performance in #hpc #nvme #storage @scalableinfo
There are no silver bullets, 2015 edition
The 1980s called and want their software licensing models back
I always thought a Ph.D. defense should have a dance component
A wonderful read on metrics, profiling, benchmarking
Massive Unapologetic Firepower part 3: Forte
Shiny #HPC #storage things at #SC15
Moving inventory out to make room for new stuff
Cat peeking out of bag: Schedule of presentations and talks in our booth for SC15 is up
sios-metrics core rewritten
Just give me a huge fast storage system, and a mighty network to delivery it by
Looking forward to showing off a new product at SC15
M&A: Huge ... WD acquires SanDisk
Finding needles in haystacks covered in a fallen down barn
Ten years ago this blog was born
M&A: EMC gobbled by Dell
The end of java in the browser
Are the wheels coming off?
possible M&A: Dell and EMC?
End days must be on hand ... Perl 6 is out
M&A: Cleversafe is snarfed up by IBM
Voting in HPCWire's readers choice awards are open, please vote!
As the benchmark cooks
Inventory to sell to make room: Cadence and several Unison/JackRabbits
Updated net-tools bits
Unison Ceph beats reference architecture, including the flavor with NVMe drives
Nominate your favorite HPC product and company for a readers choice award
M&A: Seagate snarfs up DotHill
IPO: Pure Storage files
rebuilding our kernel build system for fun and profit
Drama at Violin Memory
Scalable Informatics 13th year anniversary on Saturday
Been there, done that, even have a patent on it
Build debugging thoughts
Insanely awesome project and product
Playing "guess which wire I just pulled" isn't fun
M&A fallout: Cisco may have ditched Invicta after buying Whiptail
On storage unicorns and their likely survival or implosion
Tools for linux devops: lsbond.pl
Day job growing
Gmail lossy email system
Baidu attack deflection
M&A or more correctly, acqui-hire: Cray bags much of Terascala
Potential M&A: Micron being pursued
Fixing Baidu's broken search bot
Blog post title of the day ... Any Sufficiently Advanced Technology ...
Most of our traffic on the day job site now comes from Baidu
Imitation and repetition is a sincere form of flattery
Portable PetaByte systems update
takes a licking and keeps on ticking
A new thing to occupy my time
Thoughts on a Thursday
Interesting conversation with a customer about our siRouter
Our 100GbE flash storage appliance benchmarks discussed
Day job is hiring
SIOS v2.0 running pxe booted
Off to Chicago for The Trading Show
M&A: Avago grabbed Broadcom, Intel grabs Altera
M&A [RUMOR]: Cisco grabs Nutanix
Massive, Unapologetic Firepower: part 3, the network
Thoughts after a small capital raise
diagnostics
Been heads down working very hard on something very cool
Booth at BioIT World 15 in Boston
theme updated
Nebula shuts down
M&A: Convey snapped up by Micron
Announcement of new storage appliance
M&A: Blekko grabbed by IBM for Watson
The worlds fastest hyper-converged appliance is faster and more affordable than ever
Interesting Q1 so far for day job
Î day has come
Has Alibaba been compromised?
A completely unsolved problem
Scalable Informatics customer Milford Film and Animation does awesome projects
My vote for most awesome Mac OSX software
Memory channel flash: is it over?
New all-flash-array: SanDisk's Infiniflash
M&A: HGST acquires Amplidata
M&A Avago (the LSI acquirers) just bought Emulex
influxdb cli queries now with regex
InfluxDB cli ready for people to play with
So I finally figured it out
love/hate relationship with new hardware
Real measurement is hard
When the revolution hits in force ...
A wake up call about language choices for certain use cases
M&A in our space
Hype at the speed of hype, or big data marketing and media
Shakes head, chuckles ... yeah, we couldn't see that one coming ...
Why doesn't linkedin make removing a contact easy?
Where have you been all my life FFI::Platypus?
[Update] debunked ... (was IBM layoffs to hit 25% or so of the company)
Finally, a desktop Linux that just works
stateless booting
Coraid may be going down
Anatomy of a #fail ... the internet of broken software stacks
Drivers developed largely out of kernel, and infrequently synced
Parallel building debian kernels ... and why its not working ... and how to make it work
Amusing #fail
The Interview (no, not that one!)
Micro, Meso, and Macro shifts
Friday morning/afternoon code optimization fun
Inventory reduction @scalableinfo
The #PortablePetaByte : Coming to a data center near you!
Three years
Systemd, and the future of Linux init processing
Brings a smile to my face
Learning to respect my gut feelings again
#SC14 day 2: @LuceraHQ tops @scalableinfo hardware ... with Scalable Info hardware ...
Starting to come around to the idea that swap in any form, is evil
#sc14 T-minus 2 days and counting #HPCmatters
Gui updates ... oh my ...
30TB flash disk, Parallel File System, massive network connectivity
SC14 T minus 6 and counting
Mixing programming languages for fun and profit
turnkey, low cost and high density 1PB usable at 20+ GB/s sustained
Velocity matters
And the 0.8.3 InfluxDB no longer works with the InfluxDB perl module
A good read on a bootstrapped company
There are times
massive unapologetic firepower part 2 ... the dashboard ...
HP to split up
Shellshock is worse than heartbleed
... and the shell shock attempts continue ...
Updated boot tech in Scalable OS (SIOS)
That may be the fastest I've seen an exploit go from "theoretical" to "used"
Interesting bits around EMC
sios-metrics code now on github
Solved the major socket bug ... and it was a layer 8 problem
New monitoring tool, and a very subtle bug
New 8TB and 10TB drives from HGST, fit nicely into Unison
The Haswells are (officially) out
Be sure to vote for your favorites in the HPCWire readers choice awards
InfluxDB cli is up on github
Time series databases for metrics part 2
An article on Detroit that is worth the read
XKCD on thesis defense
Definition of vacation
Have a nice cli for InfluxDB
Scalable Informatics 12 year anniversary
Time series databases and system metrics
Comcast finally fixed their latency issue
Ï kernel achieved ....
Be on the lookout for 'pauses' in CentOS/RHEL 6.5 on Sandy Bridge
The best thing one can do with the tuned system is
Soon ... 12g goodness in new chassis
Comcast disabled port 25 mail on our business account
Fantastic lecture from Michael Crichton
But ... GaAs is the material of the future ... and always will be ...
Too simple to be wrong
OS and distro as a detail of a VM/container
Scratching my head over a weird bonding issue
New customers
M&A: PLX snarfed by ... Avago ?
M&A: SanDisk snarfs FusionIO for $1.1B USD
Selling inventory to clear space
Divestment: Violin sells off PCIe flash card
M&A: Seagate acquires LSI's flash and accelerated bits from Avago
Massive, unapologetic, firepower: 2TB write in 73 seconds
Insanity in vendor distros
io-bm released
Our new look and feel
Building efficient storage and computing platforms has little to do with using cheap hardware
M&A: Inktank acquired by Red Hat
When ideology trumps pragmatic design
busy last two weeks, and lots of traveling next two weeks
when the networking revolution comes, the cheap switches will be the first ones against the wall
Slides from HPC on Wall Street Spring 2014 are up
hate to be an alarmist, but Heartbleed is worse than I had thought it was
Sometime things work far better than one might expect
Sometimes the right level of caffeination helps in work
Doing what we are passionate about
Negative latencies
HPC on Wall Street session on low latency cloud
Arista files for IPO
Intel ditches own Hadoop distro in favor of Cloudera
Nice interview with Freeman Dyson
Free market forces at work, the way they should be
Staring into voids that stare back
Good read on ageism in SV VCs
Unicode and python 64 bit build
SIOS Inst
HPC on Wall Street
Not so fast ...
Which (computer) language to learn next?
OT: AirBnB and their issues
Playing with several noSQL/document/tuple/time series DBs
Retired Apache as web server
Couldn't have said it better myself ...
The resurrection of autoinst ...
Good read on the faux-STEM shortages
Reality vs what one might like
Just created a new external dns on Digital Ocean
Our second(!) Unison FhGFS based unit
A must-read on HD selection
darn
Big blue blues?
In 18 months ...
Excellent article on Lucera's financial cloud
Does fibre channel have a future?
The end of an era
Updates: been busy, but here are a few
Why not go Galt?
The state of HPC tier 1 vendors
Lyrical offspring
The changing face of storage
On those annoying full page non-scrollable javascript ads on pages
An offer for the day job's customers in financial services
OCP thoughts
IBM's sale of x86 servers and networking to Lenovo
The last straw for us for gluster
We had a record setting, knock the barn doors down year last year
Something has been bugging me about the CentOS absorption by Red Hat
Yay, latest Java update broke Supermicro remote console
An analytical takedown, gone awry
When bugs attack ... the case of the ever expanding VirtualBox image
CentOS⢠merges with Red Hat
Blocking hacker probes
Fixed the IPoIB performance issue
A network we can work with ...
M&A continues ... Xyratex bought by Seagate
The evolving market for HPC: part 1, recent past
Calxeda restructures
Prognostications for 2014 from an expert
Violin kicks out founding CEO
M&A: Avago grabs ... LSI ... ?
First new Unison product sold
Violin's (and other pure flash array vendors) post IPO struggles continue
You can tell you are a little nuts if ...
The most popular data analytics language
And the SC13 video from InsideHPC is up
The 60 second guide to big data by gogrid
Big data languages: the reason for the tests
Riemann zeta function in parallel/vector data languages
Quick tests with Riemann zeta function code in a few languages
Knights Landing
... and OCZ goes down
I guess no one at the beobash saw the 10% discount link ...
Finally have a customer information page talking directly to zoho crm
SC13: the Limulus boxen appear
SC13 observations
SC13 finale
SC13: Day 2 wrap up
An apology
SC13 day 1 wrap up
Interesting article
Legend ... wait for it ... dary!
Broken APIs and other time wasters
Sneak peek at UI atop RESTful API
kvm incompatible with xfs
BeoBash13: the revenge of the rampaging physics-turned-supercomputer geeks?
SC13 T-14 days
And then they fight you
Cray acquires the IP assets and people of Gnodal
First distributed file system for STAC M3 benchmarks
At the STAC Summit in NYC, presenting our Time Series Analytics Appliance
But, of course
Our little time series analytical appliance is one fast monster
This week past has been (mostly) incredible
And the benchmarks are out
New benchmark results imminent
Heh ...
This would be funny if it weren't sad
Oh dear lord
Starting to build the Tiburon Data Store
You get what you vote for
More benchmarking goodness coming
Moving more of our infrastructure to our dog food ...
Dead on correct article
Wonderful changes in Tiburon-RESTful
RESTful tiburon tagged
Starting to really enjoy using MongoDB as a document store
Ahhh ... the joy that is being used as a 2 by 4
... and Nirvanix shutters ...
Worlds first low latency cloud
Why is Java used in teaching programming in high schools?
Slight annoyance with argument processing
Bitten by VirtualBox yet again, moving to kvm
More M&A
Special at the party after HPC on Wall Street
Day job at HPC on Wall Street on Monday the 9th
Definitely having one of those days
More M&A: Microsoft buys Nokia
Latest DeltaV benchmarks
Spot on discussion of a fake crisis
Why I've not been posting
Entrepreneurs are optimists
Day job at HPC on Wall Street
NextIO shuts its doors and liquidates
I have finally given in to the borg collective
bitten yet again by ancient packages in CentOS (and RHEL)
When you cross the rubicon
how not to write driver Makefiles or configuration scripts
Day job blog on turning 11 is up
A cri de couer for Perl
The day job is 11 years old
and the M&A accelerates
One of the joys of running a company
Part of the reason why Detroit has a long rough road ahead
... and bang goes Detroit ...
Dear NSA PRISM folks, we have a problem we need your help with
Another bucket list item
M&A roundup
ISC13 video
Very fast cloud scale tightly coupled computing and storage
Contemplating replacing the whole init script for stateless booting
Two screwups in two days
Crazy travel schedule ahead
You can't make this stuff up, 10-June-2013 edition
That's what now ... 5 live scandals?
You can get a hint of the big test result by watching the rotating banner on the day job home page
STAC M3 Audited report is now published
The big test to which I've alluded
STAC M3 benchmarks to be published tomorrow
Finally fixed the day job DNS
Article on a likely causation vector for global warming
Wish I was going to ISC13
Should be able to talk about the benchies early next week
New posts up at the day job blog, and yes, we now have a day job blog!
What an intense 3 weeks
When you've lost Jon Stewart ...
What would you do if you had "infinite" bandwidth and IOPs coupled directly to your computing?
Don't know if I mentioned it, but the day job has a new website
Having fun writing a presentation about molecular dynamics and big data
Do we really have enough native STEM workers in the US?
Why I am taking a while to post the results
Social Media Overload
It must be some obscure law of nature
Back with some benchmarks for siCloud
Again, terribly busy
Off to HPC on Wall Street
This will not end well
You think I would learn already
Products versus projects
Windows 8 is terrible
#youknowyouaretravelingwaytoomuchwhen ...
This simply needs to be said ... Networkmanager must be neutered
Failing 10GbE NICs
Update on IPMI Console Logger
Presentation from Kx 2013 NYC user group meeting up
Time wasting phone call detector regex
The sequester is here
More blurring of lines between platform providers and competitors
There are no silver bullets
Bow before big data
A replacement laptop for my daughter
Reaching saturation: Our ongoing glut of Ph.D. educated talent
Why posting has been slow
As the clouds change ...
ATI experiment update: day 19
[Updated] #walkingspam that you cannot easily filter electronically
A lightly ARMed JackRabbit 60 bay unit
Putting a 60 bay JackRabbit through some basic tests
karma?
Getting out of Dodge
Enable changes or enforce design
Baseline test for technical staff
A week into the ATI experiment
You asked for it ... Riemann Zeta Function in javascript or node.js
resonances
... and the positions are now, finally open ...
Massive. Unapologetic. Firepower. 24GB/s from siFlash
Doing something I've not done in a long time ...
NVidia crashing x server madness
Playing with AVX
Precision in languages
Will the US default soon?
Game over, and thank you for playing
Rethinking taking @americanexpress in the day job
Tiburon updated with diskless CentOS 6.3 and Ubuntu 12.04 environments
Comments on Javascript being the "new" Perl
Sad end to supercomputer in New Mexico
Is 2013 the year that 10GbE finally breaks out to mass adoption?
More M&A ... Nexsan snarfed by ... Imation?
Nails it !!!
I have joined the dark side
1 January 2013 : its over the cliff we go!
Going over the (US fiscal) cliff
This has been another banner year for the day job
OT: Helping a good cause
SC12 video
sparse file WTFs on Linux
Microsoft OSes will likely be losing OpenMPI support
The downside to social media
Wondering aloud
Its getting near time for the obligatory Led Zeppelin reference ...
That was the easiest update ... evuh ...
Updated DeltaV4 quick benchies
I am guessing they don't get it ...
Our cloudy future
Well, that was fun
What we've been working on for the past several months
I can't believe its been one year since I wrote this
Initial results for 60 bay unit running a software RAID
Learning limits of Linux distribution infrastructure
ICL (IPMI Console Logger) update
Controversy in the kernel
Post SC12: some thoughts and updates
SC12 panel on big data
And its over till SC13 ...
SC12 day 1
On the test track: New JackRabbit, open the throttle wide ...
The joys of running one's own mail server
Heavily armed rabbits
On the dangers of economic prognostication, and presidential elections
Where I come from ...
Fads, waves of the future, etc.
Not good
Ultradense and fast JackRabbit coming next week
On the money
Oh joy ... a crash on our Amazon EC2 hosted web server
Interesting post on macroeconomic trends, risk, investment, and farms
When you've lost Dilbert ...
AMD has an SGI moment
Initial plans for SC12
Beta version of FhGFS: now with mirror capability!
testing again
Interesting and depressing article on Michigan's future
Growth
Update on the scammers spoofing our number
Updated configs for storage
Scalable Informatics at SC12 in Salt Lake City
memtest delenda est
Achieved warp speed this year ...
Response to the 11+ GB/s unit was ... incredible ...
Tiburon again saves the day
turning siFlash past 10 (GB/s that is) ...
IPMI Console Logger is born
Not even wrong
slight change to site: comments
An avulsion fracture of 4th finger on left hand
OT: A plea for help
[updated at bottom] Apparently there are people this profoundly ... well ... see for your self
Going over some old records
Excellent read on statistics and how people misuse it
I had a sense this would work out well
Brittle, poorly designed pipelines
Two "new" projects
SmartOS now booting from Tiburon
A code to measure IOPs/Bandwidth
I see benchmarketing back in full swing
Rereading posts from 6 years ago ...
started playing with SmartOS for the day job
Dear DEA ...
one of the curious features of our history
grub drive enumeration
What does "forever" really mean for a company? And its implications for clouds ... and business models ...
More M&A: IBM snarfs up Texas Memory Systems
More M&A: TCS grabs CRL
Day job will be at HPC on Wall Street conference in NYC 19-Sept
OT: Canton MI Olympian and an Olympian hopeful
As a service: the rapidly changing face of HPC
OT: Welcome to the newest member of our family
Beautiful smackdown
Whats old is new again
Cool hack attempt ...
So much #fail in the RHEL init process
We built that: 10 years in business
the mystery of the week
... and Oracle snarfs up Xsigo ...
... and he's back!
More M&A?
A question a customer asked relative to Lustre and the Whamcloud acquisition
Some kernels don't like having non-assemble-able software RAIDs
ahh grub 0.97 + ext4 ... how I loathe thee
bad design + bad implementation = company success ??? Seriously ???
hits bottom, digs deeper
why do people double down when they are wrong?
How I'd like politicians to view entrepreneurs
Putting 2 and 2 together, hopefully getting 4
... and now the cartoons ...
OT: things taken for granted, and relearned
Insanely funny comedic response to "you didn't build that"
Economic headwinds being reported
SSaaS ... huh... what?
Seriously enjoying playing with the Julia language
Gaak ... this is why we like tiburon
GlusterFS and RDMA support
9 years and 351 days
Why business models for HPC are so very important
OT: I want to comment on this ...
huge dependency radii, or why I stopped using Catalyst
... and Whamcloud is snarfed up by Intel ...
OT: Just brilliant
Just configured a new generation storage unit ...
Presenting the Higgs boson
What to think about cloud outages
OT: my reading list ...
OT: Off to a nice "relaxing" vacation tomorrow
[updated] Lumps ...
(nearly) a Gigaflop at your side
Security and legal implications of the data bandwidth wall
Security and legal implications of the data bandwidth wall, part 0
Bad decisions in retrospect
Is flash a flash in the pan?
OT: Wishing for more competition in cellular phones ...
code angry: Application gateway via very powerful Perl code
A lesson in economics
Nginx rules ...
... and the VM (and its snapshot) managed to get corrupted ...
Why ... oh ... why ...
Snort ... guffaw .... cackle ...
RIP Kyril Faenov
Stress analysis of a market ... does this explain Facebook's IPO issues?
Misalignment of performance expectations and reality
siFlash tuning
What high performance isn't
Thinking of using Warewulf as a base for some of our diskless work
An NFS gotcha
When core assumptions that should never be wrong, do turn out to be wrong
... and it can talk ...
Its ... alive ....
After 4 years, our deskside JackRabbit unit decided to shrug off its mortal coil
Updating a design to modern concepts ...
Spam that made my day
Every now and then, the truth leaks out
On my fun end of a week ...
2 out of 3 ain't bad
Parsing apache logs ...
Good programming tools and good program implementation
Company's email and web are now on EC2
What high performance storage isn't ...
... and old faces leaving and new joining
New office ...
Something ... awesome ... this way comes
Q: So why did this go "bang" ?
Python ... grrrr
Ahhh ... IPsec ... How I loath thee ...
OT: as the political season rolls on ...
Epic failure: Apple security mismatches
The TB sprint updated ...
PHD comics ... the movie
Oh joy ...
Update on our lawyergram
The danger in modifying precision built and tuned machines ...
"Hey, here's a nice machine, let's replace its motherboard"
Mebbe there is a reason that I am in "fly over" country ...
Way way back ...
Is LinkedIn just Usenet with a pretty face?
OT: Annoying spammers
sad/exciting time ahead
High performance firewall ... with a nice 10GbE port
SRP joy
hadn't seen this before ... spot on though ...
Taking siFlash-SSD out for a spin, and cracking the throttle ...
HPC Linux on Wall Street was fun
Looking forward to the HPC Linux on Wall Street conference
This is huge: USSCSCOTUS throws out gene patents
Incredibly busy as usual
"Irrevocable worldwide..."
Tiburon extensions
Code angry: fixing a self-inflicted bug in Tiburon
Cool bug in grub in Centos 6.2 (and therefore in RHEL 6.2)
Another step in a journey of many miles
Thought I was going nuts ...
then comes the realization ...
back from the UK, and a good reason to drink Guinness
Check one item off my bucket list
The blame game
This made me chuckle a bit ... as there is at least a little truth to it ...
Working on solving a problem for the day job
Well, I'd call this the best commercial I saw during the game
All hail the New York Giants ...
Sorry about that
Ahhh ... the wafting smell of election year politics ...
Highest sustained spinning rust write speed to date on a box
Growth at day job last year: 60%-ish
Busy ... as usual
Exactly
Every now and then ...
Intel snarfs up Qlogic Infiniband
Fun with primes
A few months into the gluster acquisition by Red Hat ...
Hmmm ...
OT: What is and what should never be
More than a year in, and where are they now?
OT: T+7 hours ... its done
Oh no, more code golf!
This one hits it out of the park ...
Did you ever realize you were doing something wrong?
Is Java done?
partially OT: something I am going to write about soon
Incremental update: an extra 10-15% out of JackRabbit JR4
Finally moving to git
positive signs
Dear Joe ...
As tiburon progresses ...
Semi OT: New laptop is in
Big memory machines ... part 2: This time with working riser cards
Update on the lawyer-bomb across our bow
OT: options are known, surgery date is set
Ok, I gave in and did it
[UPDATED with more info] regression in Gluster
Moving web code base from Catalyst to Mojolicious
Monitoring tools
big memory machines
Ahhh ... drama ... just what I need right now
OT: it really focuses your attention on the important things
I just can't say enough good things about HP's procurve networking gear
Some of the more mainstream publications are now at least acknowledging the prospect of an epic failure
Senses of urgency
Announcing dust v1.0
Uptick in requests for software only solution
#SC11 benchmarketing gone horribly awry
#SC11 interviews, observations, and thoughts
#SC11 wrap up, part 1 (short)
#SC11 T-1 and counting ... Beobash, booth and stuff...
#SC11 T minus 2 days : on the plane ... yeah ... on the plane
#SC11 T minus 3 days: the $dayjob mailing
#SC11 T minus 3 days and counting
The joys of new tools ... and discovering broken/missing functionality within them
Using Makefiles for analysis pipelines
Almost forgot ... an instant on cluster
in SC mode ... and trying to ship orders before we fly out ... and working on support ... and ...
And now readers, its time for deep thoughts ...
... and Sandforce is gobbled up by LSI ...
#SC11 countdown and some administrivia
Is this another "Perl indistinguishable from line noise" argument? Don't know ...
A new spin on 'hard cases make for bad laws' ... but with benchmark codes
Iris ... are you our new overlord?
OT: Minor drama of renting an office
anti-scaling (1/N) problems
Design and driver issues exposed under very high loads
Semi-OT: analysis smackdown
In the run-up to SC11, yeah ... I'm busy ...
One would think I know this by now ...
A plea for sanity in benchmarking SSDs (and storage)
RIP Steve, and thanks for all the fish
Dead on: Redhat grabs Gluster
HPCWire readers choice awards: feel free to write in awesome companies/products!
knobs that work
HP's board asks a deep fundamental question, possibly 10 months too late
On the test track with some new relampago device ...
Semi OT: Solar Ypsi
Some boot options considered harmful to performance
Coming soon to a JackRabbit and DeltaV near you ...
Hitachi Data Systems acquires Bluearc
Seeing the light ... lots of app migration to accelerators (GPUs in particular)
The business of business
Science by ad hominem? The continuing saga of a debate that is not scientific, but personal
badly underwhelmed by 120GB Intel 510 performance
Fixing pausing Nehalem/Westmere units
Raw unapologetic firepower in a single machine ... a new record
knobs
Day job will have a booth at SC11 ... Woot!
Day job adds a director of sales
Another day job milestone: afterburners kicking in on the company!
Is this really a good idea?
'Amusing' benchmarketing ... without ever having run a benchmark!
A 'cool' xfs bug
... and Ubuntu 11.04 has an every so slightly broken root on iSCSI ...
Been working on a GUI ... starting to hook the bits together ...
An interesting perspective on running and maintaining a business in California
Interesting comment from an SSD vendor support person
Very cool science: broad spectrum anti-viral
then afterburners kicked in ...
Setting expectations for SSDs versus Flash
"Evolution" for Microsoft HPC
heh ... good one !
Not surprised ... IBM pulls plug on Blue Waters
Ever have one of them moments ...
Rethinking RAID for SSDs
OT: and on a happy personal note ...
PCIe Flash: Yeah, I think its here to stay
Many happenings in HPC ...
OT: This juxtaposition on Drudge ... I'm sure it was an accident ...
... and the day job turned 9 ...
Benchies: figuring out how to tune this thing ...
Giddy ...
HPC in the cloud and cluster distributions
Many reasons for not posting in the last two weeks
Color me amused ...
Storm knocked out power for a while ...
Scanning backing store for a cluster file system
Project relampago: coming to siClusters, JackRabbits, and DeltaV's near you ...
Note to self: use the sparse switch when moving data around with tar
Transformers ... shot in Michigan
You win some, and you lose some
Updated DeltaV benchmarks, and a limited time discount offer
There is a clear and present need for meaningful metrics for HPC and storage
OT: Fun week ahead
"K" is atop the top500. What does this mean to us?
Updated DeltaV in the lab
One of the best compilers out there goes open source
Shakes head ...
Fusion IO IPO tomorrow ... is the market for PCIe Flash strong enough to support 1 or more companies?
How to channel bond in Linux
Disappointed, but, I guess, not surprised
Why do companies erect unneeded barriers?
What are xfs's real limits?
Working on a few new things ...
OT: been very busy ...
OT: Just played with Google Docs ...
OT: heh ... nice to see people resuming a healthy skepticism
... and Sandisk swallows Pliant ...
Still struggling with half-open and otherwise broken drivers
Updated JackRabbit JR5 results
IT storage
Unbelievable
Interesting acquisition: STEC takes KQ Infotech (assets)
Ok, this is just showing off now ...
Raw, unapologetic, firepower
... and Seagate snarfs up Samsung's drive business ...
Ignore the spork behind the curtain ...
file system surgery on borked Lustre volumes
On the broken-ness of most Linux distributions ...
At NAB in Las Vegas ... in a word ... wow!!!
Another test case on a 5U JackRabbit
Not all clouds have silver linings ...
The TB sprint ... 12.4 TB/hour write speed
Now thats what I'm talking about ...
Day job at 2011 High Performance Computing Linux Financial Markets on Monday 4-April
Pot ... kettle ... yeah, something like this
Something we are working on
Hilarious startup robot pitches a VC ...
Oracle dumps Itanic
Parts shortages
OT: Darned caffeine containment leak ...
What should 432TB of storage cost?
Day job PR on a new accelerated cluster at Stanford
Not good
Deskside box with lotsa GPUs
... and NetApp buys Engenio ...
when failures stick out like a statistical sore thumb
Single vs Multi-stream on JackRabbit JR5
... and Hitachi GST is eaten by ... WD ...
BTW: had an iPhone-ish meltdown
I can't believe I forgot to update this
Quick accounting tool for Torque
Members of Rocks core team moving to Rocks startup
Plus ca change, plus c'est la meme chose
The spork gains support
Interesting FUD floating about
Cloudy expectations for HPC
We need to get better at weather forecasting
Need to look at MooseFS
Old model JackRabbit 5U bonnie++
RFPs that request a pony
Pushing atoms versus pushing bits
Storage bandwidth wall writ large
More code golf: "grid" computing
JackRabbit updates for greater density
Sometimes you get the bear ... other times, the bear gets you
Physics humor for a Friday morning ...
I know I shouldn't be ... but I am ...
fun with SCSI targets
... and Lustre sporks ...
Semi-OT: No ... really ... no ...
And yet again ...
OT: First good legislation of the year; Get rid of the onerous 1099 stuff from Obamacare
If you can't beat em, copy em ...
2010: Day job's best year on record, ever
Are HPC cloud users expectations realistic?
Throwing signs
Oh what a day
As the high performance storage world evolves ...
My kingdom for good error messages ... or something like that
There are times that this is amusing ... other times, not so much
Interesting observation with respect to the poll
Eric Schmidt out in April as CEO of google
Day job: new website about to go up
Day job PR: JRTI and Scalable Informatics Form Strategic Partnership
This is good news
Call it what it is
Interesting poll on Lustre futures
Its nice to see people seeing what we've been predicting
OT: Ouch !
Worth asking again ... does Lustre have a future?
I had read it right ...
Some nice announcements coming out next week
The bandwidth wall: aka a 19.2 TB write sprint; how fast can your storage do it?
Lab JR5 quickie benchmarks
Interesting (re)entre into the deskside/server side
As good as my 2x4 detector is, it's still not perfect
Churchillian thoughts .... about grub
Projects for the new year ...
Goodbye GridEngine ...
Changing commenting
OT: Watching "The empire strikes back" and wondering if Vader meant this ...
OT: As if the previous attacks on the NSF weren't enough ...
OT: faux-curity gone horribly awry
Wondering out loud here ... bear with me
... and Atrato goes under
Saying "no"
Advantages of Michigan USA for HPC (and data centers)
should give everyone pause, and force a serious consideration of the risks of cloud and hosting
I wish cloning were legal in Michigan ... and wish it worked ...
How to deliver an application to end users which depends upon things they don't have
Computer terms applied to ... er ... other devices
OT: A good concept with a really bad initial approach
I have to admit ... the hardest thing about this business is getting closure
OT: Faux-security
HPC sales viewed in the context of watching a horror show ...
OT: disappointed with the firewall distros I've looked at
JR4/DV4 design change
Treating partnerships as business investments
M&A: Dell grabs Compellent
fixing a few bugs in dust before release
Added some bandwidth to main site
Docs wiki back up
rethinking the documentation wiki underpinnings
back from my Texas trek and assorted bits
dust just built and installed its first module, successfully, without issue
OT [Economy]: So what should we think about this?
Where we've been and where we are going
Are expectations being set properly?
dust shaping up nicely
... and the hits keep on coming ...
Disappointment on a Friday
Twitter Updates for 2010-12-03
The beginnings of dust ...
a plea for sanity in driver module versioning
SC10 video is up
I've come to the conclusion that DKMS is broke
Seeing strong demand for large memory systems
OT: the theater keeps getting more absurd
Power outage at day job
Interesting reading on SSD reliability
More M&A: Novell sold itself to Attachmate
Expectations set incorrectly?
Wrasslin with DKMS
siCluster-NAS was announced at SC10 ... but ...
OT: theater of the absurd
Mergers and Acquisitions: Isilon eaten by EMC
A fork in the Lustre road?
On the state of Microsoft's HPC effort
Semi-OT: When the engine of the economy sputters ...
SC10 wrap up podcast
SC10: the wind down
siCluster and JackRabbit benchmark report slightly delayed
SC10 day T+1: first full day of conference
SC10 day 0: The beowulf bash, and bacon wrapped servers
SC10 day T-0: the gala begins
SC10 day T-1: the arrival
SC10 day T-2: The preparations
On value
Amusing PR
What a set of weeks ... wow
One of them days ...
User load well above 10
Twitter Updates for 2010-11-03
OT: Its rare that I see an economic analysis so spot on ...
BTRFS is effectively stable
Current "fastest" supercomputer is ... APU powered !
Running some btrfs (vs xfs) tests on 2.6.36
again ... seriously busy ...
Half open drivers ... OFED stacks with verbs ABIs that don't match the kernel's verb ABI ...
2 ... no 3! new resellers in the past week
How cool is this ...
Interesting customer feedback
Raw, uncompromising, unapologetic ... firepower
Our friends at Pervasive Software, showing Smith Waterman results
IBM grabs Blade Networks
The business side of things ...
More M&A in HPC
OT: Learning how to work with only one hand
IBM grabs Netezza
Great concept from the UK ...
OT: what my hand looks like (x-ray)
Every time I upgrade an OS ... every single time ...
Cost/risk benefit analysis
The missing middle, a marketing term, but a real problem
On benchmarking in general
Interesting post on benchmarking
The SSDs that failed
no rest for the wicked ...
SSD failure issue explained
9/11 memorium
Oracle and Netapp bury the ZFS patent hatchet
... and the day job desktop disk blowed up ...
Ceph updates
Day job has a "Cash for Clunkers" program up
We've come a long way in 13 years ...
Passing of torches in the industry
Workaround for the SSD RAID1 dual drive failure mode
Never seen anything like this before. Ever.
Tiburon, now with booting over iSCSI
Preparing for a new JackRabbit benchmark report
Start popping the pop-corn, this is getting interesting to watch ...
Twitter Updates for 2010-08-27
Lustre 1.8.4 and 2.0 have been released
More updated JackRabbit benchmark pr0n: bonnie++
Untuned basic time trials
Going to the test track tomorrow ...
Echoing what I've said here many times ...
For the cloud business model to work, this can't happen
Curiouser and curiouser ... HP tries to outbid Dell for 3Par
I know, lets fix an obvious software issue by redefining reality ...
Updates on {SO}GE aka GridEngine
OT: Tournament weekend in Traverse City Michigan ... weapons, sparring, and kata (with video)
... and SGE goes 90-day trial license ...
A question every business has to ask themselves ...
Twitter Updates for 2010-08-18
Dell takes 3PAR
Did I mention RAID is not backup?
Yes!
#include "opensolaris_eulogy.h"
Shouldn't we just say no to java already?
zOMG like ... nodmraid boot option totally doesnt work ...
Did distributed memory really win?
Evolution of clouds in HPC
RAID is not a backup, number 987342 in a series ...
Ahh ... the joy of business ...
It looks like people are starting to get it ...
How you can tell the universe is conspiring against you
Oracle/Sun's HPC goes away ...
Twitter Updates for 2010-08-05
This day has been exhausting and exhilarating
OT: Michigan has a computer guy running for governer
Interesting SSD results with a late model kernel
As of 1-August-2010 ... two important milestones have been reached
Almost, but not quite ...
mpiBLAST test RPMs for 1.6.0 available
A view of Bluearc ... and to a degree, a fair number of storage companies
Unifying the JackRabbit and DeltaV baseline loads
The day job laptop
... and another Solaris OEM agreement bites the dust ...
So what do we do when our software RAID is faster than their hardware RAID?
DV4 tuned ...
In a world of vector and intrinsically parallel machines ...
Conservative? Me? Nah ...
OT: The joy that are kidney stones
On the test track with a new Delta-V
OT: round four of kidney stones
Thoughts on SSDs, spinning rust, ...
OT: The day job documentation site is up, with content being added
... and projects have to figure out their future ...
As the market changes ...
This could be game changing for lots of users
Ok ... this one makes you think ... did they really want to do that?
Using ZFS in your storage considered harmful ... without a license from NetApp ...
approaching 1% penetration into top 500
... and turns off their cloud storage bits ...
EMC gobbles Greenplum
Happy 4th of July
OT: Hilarious ...
This is going to leave a mark ... looks like there is an HPC component as well ...
On the test track with a new model JackRabbit
Do the heroic class systems provide a benefit to their vendors in terms of follow on sales?
I am slowly coming to the realization ...
siCluster in action (blinken-blue-lights)
Hmm ... patenting a market process ....
RAID is not backup ... really ...
You've been comcasted!
You knew something like this was coming ...
Fortran IO giving customers grief
Unintended consequences ...
Open source and billion dollar ($109USD) companies
... and parascale appears to be in trouble ...
ext3 branch Next3 released
Lustre's future
ZFS on Linux?
Oracle/Sun to axe products based upon Opteron
The joy of VOIP
Taking our lumps and some of our partners lumps while we are at it
Going to need to write up a site preparation sheet ...
This wouldn't surprise me if true ...
siCluster attached to #77 on top500 list
So what do you do when a former customer builds a poor copy of your design?
Capital update
Maybe I need to move ...
been very busy ...
OT: tournament update
The future of kernel-specific version subsystems
This conversation ... its just so enjoyable ... I must have it again ... no ... really ...
What a difference a distribution makes for Lustre
Half open source drivers
I have two copies of this in softcover ... now its digital ... quite nice!
4 for 4, and its not good
ever have one of "those days" ...
A very poor choice
Lustre's future, part 1 of a few
Now 2TB SAS drives are within ~10% the price of 2TB SATA drives ...
color me impressed
1 CAD is now greater than 1 USD ...
New Magny Cours, Istanbul, and Nehalem BLAST white paper is up
What if your state is hostile to your business?
oh yay ... memory and disk pricing on the rise
Ok, hunkering down for the hard work
(will there be) a future for OpenSolaris?
day job has an opening
... and this is the low performance box ...
Wow ... just updated my Windows 7 VM ... and now it won't boot
What if the putative smoking gun wasn't, I dunno, a smoking gun?
OT: Back to (almost) normal
Delivered two clusters last week ...
I guess this means that it is ending 15 years early?
Rethinking how we build and invest in partnerships
Cluster file systems views
Did distributed memory really win?
Brittle systems
Imagine ... trying to get something as simple as a quote for Lustre support ...
now OpenSolaris' future in doubt
The fat lady's song is now over, and the curtain is falling
This could be huge ... and disruptive
The evolution of the data center
There is/was a name for my pain
Don't share anything important or of value via Linkedin ... they will own it!
On the test track with a new rev jr4
Fixed up some of the siCluster tools
Ceph client made it in to 2.6.34
Addison Snell's HPC trends: Interesting things, and a few comments we take issue with
As the market changes ...
A good read: from Glen at Dell
Hmmm ... looks like some of these hinted results were run on our siCluster
"New" File systems worth watching
OT: Kidney stones are not fun
second siCluster sold and being built, third hopefully on its way to being ordered
Sale announcement coming for day job soon
Compute safely ... attacks on the rise
Update on the RFP bit from before
Intel success story is up
must remember ... most installation tools aren't that good
OT: Looks like the UK physics community shares similar thoughts
Brief note and comic on "settled science" ...
we blowed up da router ...
SLES 11 does not correctly support software RAID1 for boot disk
A tale of an RFP gone wrong
On the difference between marketing numbers, and measured numbers ...
When "required" specifications don't matter on RFPs ...
I think that was the easiest upgrade I have ever experienced
On the importance of speed ... part 1 of likely many
I admit it, I am conflicted
"Sustaining" strategies and startups
back in the saddle: Arrived from Florida to 8+ inches of snow on my driveway
BTW: I am out on vacation (holiday for most of the non-US world) ... working ... iphone ... yadda yadda
OpenSolaris 10 (9.06) is pretty good for a task we had tested it with
On the joys of attempting to get Solaris 10 u8 installed on a JR4
[updated] latency characteristics for the SDR Mellanox card MT25204
OT: some security incident this morning at Detroit Metro Airport (DTW)
revamping the day-job's web store
Interesting results from Microsoft's SQLio benchmark on JR4
Why is it that I get more work done on a saturday at the office than all week long at the office?
Did Ubuntu jump the shark in 9.10? Yeah ... they did.
Working on marketing materials for siCluster, new benchmark reports, ...
Ruminations on performance ... the possible, the impossible, and things in between
Again, tremendously busy ... lots I want to write about
Sunacle ... Orasun ... the saga continues ...
The "pony" scale
OT: Joe's weekend adventure ... bo kata, sparring ...
Sun-acle ... Orasun ... Java ...
Hmmm ... I thought I was the only one who thought the Microsoft bots were aggressive ..
Blown away at how annoying software installation is, on windows
Yeah, I blowed up da motherboard ... in the central server
Been busy ... as usual
HPC in the first decade of a new millenium: a perspective, part 7
HPC in the first decade of a new millenium: a perspective, part 6
HPC in the first decade of a new millenium: a perspective, part 5
HPC in the first decade of a new millenium: a perspective, part 4
HPC in the first decade of a new millenium: a perspective, part 3
HPC in the first decade of a new millenium: a perspective, part 2
HPC in the first decade of a new millenium: a perspective, part 1
pbzip2, how do I love thee? Let me count the ways ...
Non-theatrical security
Oh. Yeah.
simple minded sprints with JackRabbit Flash
What I really want to do is to disable device-mapper on install ...
Interview from SC09 posted at techinsight.tv
Ceph client nearly ready to go into kernel ...
The danger of controlling too much of your stack ...
Just one of them days ...
Just too funny ...
Perl 6 looks quite good
Day job will be opening a technical sales position shortly ...
This year is one for the record books ...
siCluster decloaking
I am not sure I should be amused, but I am ...
Storage cluster drag racing ...
OT: ethics and transparency in scientific communications
Nice to know I've had an impact on language ...
IBM shelves Cell
I keep forgetting how brittle anaconda is ...
Designing the next generation of our storage systems
One of the best (funniest) quotes from #SC09
#sc09 [T+2] user benchmarks of the MSI storage cluster
#sc09 [T+2] its like drinking from a fire hose ...
Sabalcore Computing Has Selected Scalable Informatics as Their Primary Storage Vendor
#sc09 [T-0] NFS over 10GbE at 1 GB/s
#sc09 [T-0]: The demo ...
#sc09 : my talk at Minnesota Supercomputer Insitute's booth on Tuesday 3-3:30pm
SC09 [T-1 day]: The booth is (mostly) up
Twitter Updates for 2009-11-16
SC09 [T -3 days] shipped everything to the booth by UPS
OT: comparing Droid to iPhone
Twitter Updates for 2009-11-12
This doesn't look like its going to end any other way but badly
SC09 talk bits
SC09 booth bits
The joy that is mmap ...
SC09 prep
Business brief
Weblog awards nominations open up on 2-Nov
Would you take operational/marketing advice from someone without such experience?
Reducing risk: avoiding the bricking phenomenon
Updates: storage cluster, SC09, and other things
Good performance numbers on the storage gluster
Cloud is over-hyped? No ... you don't say ...
IT storage ... why its not HPC storage, and shouldn't be used where you need HPC storage
Disruption in HPC (and storage)
The tipping point for APUs
HPC Community Leadership Awards: Poll at InsideHPC
Been busy ...
Update on performance regression
Dealing with a severe performance regression
Was cash for clunkers a good thing after all?
times like this put a smile on my face ...
As the storage cluster builds ...
Is RAID over?
Been horrifically busy ... good busy ... but busy
M&A: Microsoft buys the *assets* of Interactive Supercomputing
The looming (storage) bandwidth wall
M&A continues: Dell snarfs up PDS
Twitter Updates for 2009-09-16
We're Back!
Using fio to probe IOPs and detect internal system features
Scalable Informatics JackRabbit JR3 streaming benchmarks ... the next generation
Scalable Informatics is now part of the HPC Advisory council
Not going to attend OLF this year, even though we want to
Fighting the dmraid/mdadm battles in initrd for RHEL/Centos 5.x
sorry about the downtime ... quick OS upgrade on the server
Non-locality in computing
Twitter Updates for 2009-09-05
Zombie modeling, a possible new HPC application?
Now thats one big pepperoni pizza!
HPC for Dummies book!
Nailed it ... unfortunately
Oracle + Sun roundup
Which CPU is faster, 3.2 GHz Nehalem W5580 or 2.6 GHz Istanbul?
RHEL 5.4 is out, Centos 5.4 forthcoming
Going to be busy with a storage cluster build for the next few weeks ...
Rumor of HP looking at Sun HW acquisition
In the end, it is all about money
A small DeltaV test
M&A: Tibco snaps up DataSynapse
Sun+Oracle update: not done yet, but they are in a rush
Odd Gridengine + OpenMPI 1.3.x interaction: non-advancing jobs
Try + buy programs
Business focus ... scaling programs up
Rumors of Infiniband's (imminent) demise ...
Been excessively busy ... my apologies ...
OpenSuSE issues with a few things for cluster
OpenSuSE 11.1 allows OFED 1.4.2 to compile
NIH syndrome: Yum doesn't work on SuSE 11.1
Cloud migrations to most beneficial tax regime ...
T&C's
Twitter Updates for 2009-08-05
Cilk Arts acquired by Intel
Real economic stimulus: lower barriers to purchase
Cash for clunkers: why it was a good idea
Notes: 7 years in 2 days, and some new product stuff
Git book
There are many things to like in modern Linux. NetworkManager is NOT one of them.
So close ... so close ... and then ...
What is the future of storage?
"But we can't use you because you are not 'X'"
Itanic sinks at SGI
JR5: Marathon run
A silly bug in io-bm
Getting Inc.ed
rethinking git vs hg
Talking about high performance ...
... and HP snarfs up Ibrix ...
More JackRabbit 96TB OpenSolaris system
JR5 96TB running OpenSolaris 2009.06
When debugging ... make sure you have evidence before you point fingers
OT: Bad ideas ... part II
Irresistable force? meet Immovable object ...
Sometimes being right isn't a happy thing
OT: bad ideas
Sun reports Q4 numbers
The business side of HPC
Twitter Updates for 2009-07-14
Who says you can't do Gigabyte per second NFS?
Its all in how you do the IO ...
Puzzle solved ... now good results
A mystery within a puzzle ...
More local economic bits
Twitter Updates for 2009-07-12
JackRabbit 5U 96TB time trials
More bonnie
Bonnie isn't that good at characterizing system IO rates
DV4 mounting JR4 over NFS and doing a simple stream copy
Time trials: A new record
pre-tuning baseline streaming data run for new JR4s
Twitter Updates for 2009-07-08
in the testing lab
Twitter Updates for 2009-07-07
Two for two ...
Amusing programming construct that I am using for sanity checking
Good conversation with NVidia
Cloud storage and HPC cloud PR is out
Lots of updates, all good
Freedom from bricking
Twitter Updates for 2009-06-25
One bit of looking happened upon something else ... which resonates with todays economic climate
Kick a region when its' down ...
Does "Best Practices" really mean "this is how we want to do it so nah nah to you"?
Sounds like Lustre is getting something of a bad rap
Twitter Updates for 2009-06-23
An emerging plan to solve the national debt ...
shades of things to come for Sun
Twitter Updates for 2009-06-20
speaking of accelerating ...
14.1% and accelerating ...
Registering for an account: some things I have observed
Twitter Updates for 2009-06-19
Twitter Updates for 2009-06-18
Dealing with the Tesla non-availability issue
A "FOR DEMONSTRATION USE ONLY" bios on the SAS controller ... huh?
Twitter Updates for 2009-06-17
Benchmarks: mdbnch
There are fads, and then there are FADs
... and Rock gets canceled ...
Egads ... Sun admitted Oracle really didn't want the whole enchilada ...
A quandry on partnerships
OT: Red Wings vs Pittsburgh in game 7 of Stanley Cup final
The coming bi(tri?)furcation in HPC, part 1
[Warning: Old news] Ouch ...
Chrysler sale approved
On the price we all pay for SEO
Chrysler hits a major bump
We made the Great Lakes IT report this past Sunday
The rise of the 'new' issues: Data Motion
Press release from day job ... 96TB and Flash/SSD based JackRabbits!
Twitter Updates for 2009-06-04
Its official ... we have sold our first 96TB JR5 unit
Weee! A new wordpress attack in the wild ... or is this an attack? Or something worse? SPAM mebbe?
Ok, this was also funny
Tangential, humorous, and akin to what we experience
Finally: Direct Postfixbogofilter integration
Twitter Updates for 2009-05-30
New online store is up and live!!!
Coming up for air .... gulp
Two more down
The risk of bricking, and the lessons that people need to learn
Plugins for email followup installed
Looks like our first 96TB JR5 will be sold early next week
24 hour rule --- revoked
Apparently, we ain't seen nothin' ... yet ...
Ok, I got sick of the spam, changed the mailer back
One target.pl to rule them all, and on the server, bind them
An observation on the quality of the Perl build in Ubuntu 9.04
I had to try this ...
A simple statement
Ugh: 12.9% and climbing
Short program last night on NPR about banks
Short article on the growth of accelerators in life science work
Twitter Updates for 2009-05-19
Doing a bit more performance testing on the big JR4
Chromium for Linux (Google Chrome for Linux)
What happens when economic development ... doesn't work?
and so it ends ...
Took me long enough ... I finally fixed the certs!
Microsoft raising large sums of cash ... for what?
The future of the HPC market ... is it growing or shrinking?
Twitter Updates for 2009-05-10
Some Sun shareholders are apparently pissed off at the deal ...
side stepping landmines
Twitter Updates for 2009-05-08
Happiness is ... a JR4 tearing through an octobonnie ...
that udev issue? Self-inflicted...
Its over ... including the shouting
Confirmation of earlier post info ... I had hoped it was untrue ...
Udev should never, ever hang
Twitter Updates for 2009-05-04
It didn't take long for this to descend into a mess
The aftermath of the smallest of the big 3 going bang
... and Chrysler goes "bang"
Raw unabashed I/O firepower
New JackRabbit being built ...
Wisdom from Down-Under
Day job news
Highly non-optimally tuned ÎV3 on a simple streaming test
3ware acquired by LSI
The magical incantation to make rPath linux enable compilation ... about 1/2 way to where we need to be
A plan to work around the rPath issues in OpenFiler
Cloudy issues
Detroit: Where the weak are killed and eaten
Acquisition day T + 5: We learn more
Great concept, terrible implementation
Amusing story of the day: yes, someone has tried to scam us
The bell may toll for Chrysler ... next week
96TB JR5 now available
Acquisition T + 1 day:
Twitter Updates for 2009-04-21
Game over: Sun snarfed up by Oracle
"Customer service"
Extra Extra read all about it ... VC deals in Michigan plummet 70%!
I think the fat lady has begun to sing ... IBM rejected Sun's overatures to restart discussions
A bit of traffic ... for Pegasus!
cluster top
Reuters on Sun + IBM : "No we really want to be courted"
Rendevous in Paris
10,000 drives for 80 GB/s?
Supercomputing as a Service: meet Eka
Interesting results on potential windows 7 uptake
So here is the fortran90 with C problem
Twitter Updates for 2009-04-12
The $7B question ... that IBM asked
On the perceived danger of open source
Some losses are more painful than others
[comes up for air] GULP [...]
Curiouser and curiouser ...
sooo close ... sooo close
As the economic situation takes its toll ... Isilon trims staff
Alrighty then ... (cooking with fire)
Monday morning, an hour before the markets open ...
Why can't banks just pay back the TARP money if they don't need it?
Market recovery, dead cat bounce, or ... worse ???
New weather event tonight/tomorrow
Ok, classify this one as "fun"
Breaking: IBM pulls bid for Sun
Ran BenchmarkSQL on "Velocibunny"
Forbes on IBM+Sun: There will be blood
Twitter Updates for 2009-04-02
More about the SGI bankruptcy
Mastering Cat ... finally the book we all need ...
ScaleMP steps up to fill the void left by SGI
SGI is done and sold (heard this rumor yesterday)
And thus it begins ...
Auto industry? What auto industry?
So who, exactly, is responsible for the meltdown on Wall Street?
Twitter Updates for 2009-03-25
Cool announcement tomorrow ...
Ok, fixed the over-zealous tweeting ...
First, pre-tuning numbers for the *small* "velocibunny"
@herrold You should tell you q...
@insideHPC Volume rules. This...
@herrold 2nd derivative is cur...
We built most of "Velocibunny"...
The economy's toll ...
More about the Sun-IBM thing
Failblog ... couldn't stop lau...
Eek! /. on an exploit against processors ...
DDoS saga continues ... the revenge of the attacked (mwahahaha!)
3 ... 2 ... 1 .... Yup, DDoS begins ...
Parrot hits 1.0
Sun (possibly) to be acquired by IBM?
HPC @ Cisco?
Why is (the) Sun trying to peak out from behind the clouds (of computing)
It is sure to be removed, so look at this ASAP
ok, looks like it is mostly on...
testing the reverse link.... t...
WPtwitter test 1 of 2, from WP to twitter ...
Also working on some business ...
Working on storage software up...
On HPC benchmarking: measure and report the important things that users care about ... wall clock time
Been avoiding talking about SGI ... but it looks like a whole slew of events is about to get started
1.3 PB lustre OSSes/OSTs with ...
1.3PB Lustre system with a Velocibunny MDS for ~$800k USD
Generating quote after quote a...
debugging iscsi issues on two ...
tweet tweet
Don't know why this is the case ...
Day Job: Think Smart! Academic & Research Stimulus Sale
Starting to play with git
The hard part about hiring ...
Upped sustained speeds on new JackRabbit unit
Security in the cloud
Finally ...
Updated JackRabbit M bonnie data
"Top HPC trends" ... or are they?
on the test track
Quick set of new JR4 (renamed JRM) bonnie++ numbers
Been super busy ...
Seagate announces Constellation drives ... on their web site ...
Open Source Venture Capital by Mark Cuban
GPU-HMMer press release out ... with a pointer to our new Pegasus-GPU product
Buying a JackRabbit ... $X. Inability of Paypal to process payments ... Priceless ...
um ... er ... don't go there ... please ...
SGE list appears to be broken
OT: Ramping up spam protection
On dynamical systems and climatology
Do more. Spend less.
48TB ÎV4 for about $18k USD
96TB in 5U: coming soon to a JackRabbit near you
About to pass a dubious milestone ...
Pulling no punches: Firefox 3.x sucks
An "ouch" moment
The RIFs continue: now the bigger players in HPC
Things you should never do to a customers' machine/disk: Part 10, bricking a drive
Nail, hammer, hit hit hit!
Day job has a sale!
Working on Cuda+Fortran
stretching my (g)fortran legs ...
ummm.... er ..... uh .... oh ....
... and the 3 GPU Pegasus unit with Shanghai CPUs is up
... and Joe messes up mailman aliases ... D'oh!
... and Rackable trims ...
... and Satyam imploded last week
... and Nortel files for Chapter 11 protection
Seagate 10% RIF
HPC Virtualization
DoS update: Its over, and I have some nice new tools to help stop them
on the DoS going on against our mail system ...
Look for a future writeup of using SSE2, Cuda, and regular old coding
First tests with btrfs on ÎV3
WTH? Linux software doing the "bloat thing"?
Cluster 10GbE: still in the future
OT: flash plugin for 64 bit firefox on linux works well
Question for accelerator users or those thinking of using accelerators
OT: root canal
Rumors of rumors ...
Color me impressed
banned word lists ... maybe we need them in HPC?
RAID != backup
An enjoyable read ...
blasting through heavy loads ...
Happy new year to all!
I saw a link to this, this evening
This is not the right direction ...
Pure unabridged speculation ... guessing really on my part
The economy and HPC: part 2
The economy and HPC: part 1
The beatings will continue until morale improves ...
we're back!!!
under the weather ...
The night before xmas
Initial ÎV4 numbers
This is ... a ... good ... idea ... ???
I keep forgetting why RBLs are such a bad idea ....
Whats more frightening ...
Missing functionality finally added
Power outage at day job
GPU-HMMer is released
Sun closes Network.com to new users ...
Cloud computing article up on Linux Magazine
Co-inky-dink (coincidence)?
Why ... oh why ... will I never learn ...
I loved the headline ...
Mmmmm .... coffee .... mmmmm
Announcing ÎV
New day job web site ... check it out!
The Register on Sun: whats a company to do?
Competitive benchmarks
Another Paul Graham piece worth a read
MSFT Vista
An interesting yet fictional cautionary tale
Motherboards
Roundup of OSS cluster stacks: please let me know what you use
When "communities" pick their friends and enemies
The elements of success in accelerator technology
SC08: the wrap up (probably part 1)
SC08: Day 2, as the market tumbles ...
SC08: Day 1 ... more detailed video for DataRush
SC08: Day wrap-up
SC08: Day 1, Fixstars and Terrasoft
SC08: Day 1, mpi-HMMer and its GPU port are generating excitement
SC08: Day 1, Pervasive Software's Mike Hoskins talks about DataRush
SC08: Day 0 - Missed the Beowulf Bash
SC08: Day 0 part 3
SC08: Day 0 part 2
SC08: Day 0 ... monday morning ...
SC08: Come see ÎV3 in Pervasive Software's booth
Another side of HPC: data intensive HPC
The business side of HPC ...
Looks like the updated security measures are holding ...
More ÎV numbers: as a direct attached storage to a Windows 2008 x64 server
Quick ÎV performance numbers for the box going to SC08
Now we are talking peta-flops ... baby!
Partner updates coming soon ... and a product announcement as well ...
Looks like there are problems with Seagate's 1.5TB drive firmware
Ok, this isn't terrible ...
some quick iperf numbers for Connect-X
Doing some testing on a pair of JackRabbits
Parse this! /dev/sda2 ... no really, I want you to parse this ... not interpolate it ...
Ever have something ...
Agami has left the building
quotes
Financial updates in a dangerous economy
2.6.27.4 + nVidia .... I think it is working ...
QDR switches are here, QDR switches are here!
The impact of the financial state upon HPC
Because ... you know ... its like so totally a good idea ...
Personal supercomputing, as long as it's under $10k USD
moderated by the [insert cluster distribution list] admins
Hardening security on your Rocks system(s)
Rocks system under attack
status update
Perfect storms
... and something took down one of our links ...
Why I am blocking hotmail.com
to be a 2x4 or not to be a 2x4 that is the question
Fresh new 2.6.27.2 kernel ... now mix in the nVidia driver and ... Do'h!
IAMJOE (I-AM-JOE or I AM JOE)
Indeed a glutton for punishment ...
Cargo cult HPC
going private?
We get blasted from (distro) partisans when we say this ...
Twas the month before SC08 ...
Cudos to Cray!
This was interesting ...
PINOs
Nominations for readers choice "best of HPC" awards ...
Evolving accelerator market
Ouch
Designed to fail ...
Pictures from Ohio Linux Fest
Reaction to ÎV
A peek within the ÎV kimono ...
Wrestling with insects ...
Cost of purchase for most HPC users
No, I did not have this in mind when we named the product ...
Public Mercurial projects up
on "broken" OS installers ... well on the software that the OS installers depend upon ...
Delta-V is coming
... and it seems no fuzzy orange dice at SC this year
... and HP gobbles up Lefthand networks
Cheapskates? Nah... really?
... and the market reacts ...
wondering aloud ...
Thoughts on the impact of the credit market meltdown on HPC
SGI releases 2nd quarter results
CSD in restructuring to reduce costs
Mention of JackRabbit in use at Wirth
when you're busy ... you really are busy ...
Unwelcome surprises
A nice loading test
Linux kernel 2.6.26.5 is buggy, 2.6.27-rc6 works
finally, I can point to a comparison someone else ran
SGI late with financial filings
The impact of self-righteous decisions upon the real world: a simple case study
The time implications of storage size
updated bonnie++ for JackRabbit-M
Observations on kernel stability
Evolution of sales models in a changing economy
why do I bang my head against this wall?
Blue waters are a-movin...
[sigh ....]
Interesting observations on performance focus
humongous computing systems
InsideHPC on SGI results, and thoughts on industry trends
echos ...
Sadness ... but understandable
banging my head against ... grub .... grrrr
Fun monday morning benchmarking
while we are at it ...
Its up! [our online store]
Our customers are not crash dummies ...
multiple job opportunities
An interesting correlation
apologies for slow posting ... we have been busy
Rackable buys TerraScale and now dumps TerraScale
JackRabbit-M bonnie++ results
JackRabbit-M update
On being a 2 x 4 (on being a two by four)
that was boring .... wordpress 2.6.1 upgrade
this is so ... so ... very ... wrong ... (ROTFLMAO)
Bandwidth woes, hopefully a thing of the past
of all the amateur ... dumb ... silly errors I have ever seen, this one tops them
you may have noticed the sparse posting ...
Not official yet, but ...
deja vu
ok ... more (similar) attacks
A new attack in the wild, and in my logs
557 days ... and then I (accidentally) yank the power plug
Taking a JackRabbit-M for a spin
Yow!
OFED (partially building) on Fedora Core 9
Horribly convoluted Linux kernel build processes (for a distribution)
Imitation is the sincerest form of flattery
A 72 TB JackRabbit ...
Windows 200x impressions after using it for testing
Waiting for SCAT on x86/x64
zfs un-benchmarking
Is this a zfs bug or an IOzone bug?
Solaris 10 5/08 and zfs on JackRabbit
tracking other companies
Scalable Informatics 6% sale
450 streaming clients, 3 machines and 3 Gb NICs
Stream this ... no ... really ...
What happened to Youtube? Why isn't it as good as Liveleak?
... and a quick bonnie session (still untuned)
Trial run of JackRabbit-M
W2k3 impressions day 2
W2k3 vs W2k8 first impressions
Figured out the BSOD for W2k3 Server
JackRabbit too fast for windows ...
"But you can't do that!"
Windows 2008 drivers, benchmarking, and loading of the drives/network
Name and logo generator for your startup! Get 'em while they're hot!
Agglomeration of news
Secure remote desktop with stunnel
What he said!
SUA impressions
Darned thing BSODs right away ...
Desktop snapshot of JackRabbit running Windows 2008 RC2
More W2k8 thoughts on JackRabbit M
JackRabbit M on Windows 2008
Road runner on the test track: 1.026E15 FLOPs
Microprocessor wars, episode 6
Ever have one of those days ...
OT: phones
In London updated
What are people using to read this blog?
stability ... boring old and simple stability
A hint at things to come (in JackRabbit performance)
Next JackRabbit "demo" unit being built
You know you are old when ...
Thoughts on Ubuntu 8.04 LTS update
The economy of the future, and how not to create it
high user load
Frightening vulnerabilities ...
Benchmarking
Data size growth
Designing to fail
Bonnie++ for deskside JackRabbit
Testing the new deskside JackRabbit
Handling (accidental?) DoSing
CUDA and acceleration
HP gobbles up EDS
a rainy sunday morning ... no Sun shine
long standing bugs ...
Ouch ... HPC and IT companies quarterly results ...
JackRabbit updates
more from BioIT World Expo in Boston
BioIT World 2008
ok, the automatic update is kinda strange ... but it works
Wherefore art thou, oh earnings ...
Wherefore art thou, open source Solaris community?
Liveleak and platform dependence
Interesting ...
Yeah, ok ... whatever
new (old) spammer tactic?
Article on MPI in 30 minutes ...
Some interesting tidbits ...
yes and no
Cloud computing for HPC
What is going on with SGI?
Our anti-comment spam filter was targetted last night
Replaced networkmanager with wicd on my laptop
An interesting bit on IT shops ...
Good article, with tangential relevance to HPC
that they are addressing this publicly speaks volumes ...
... and it is all so obvious to me now ...
I am now part of the collective ...
knock knock knocking on petaflops door ...
old_stuff++
Gonna need to play with W2k8 at some point ...
In search of meaningful benchmarks
So how do you ...
COTS supercomputing a danger?
"The Grid"(TM) (with extra hype, no information content ...)
Yup ... what she said ...
Free advice for entrepreneurs ...
yeah ... well ... ok
hrmmm ...
Confirmation on T&C issue
Speaking about LNXI (and SGI) ...
A subject touched on with the LNXI discussions
Hola Barcelona!
Site upgraded ... WP2.5
The silicon chip is falling, the silicon chip is falling ...
Need to understand the SGI RASC BLAST benchmark
... and we have a winner ...
A definition of funny ... or when context sensitive adverts are not appropriate ...
Why we (still) need Fortran, and why this won't change
Exciting news
higher than average velocity these days ...
... and 8 simultaneous buffered threads with 32 GB of files over iSCSI
... and some bonnie++ numbers for same unit
Updated iSCSI numbers
Too cool ...
Dear spam-meisters of the world
Wow ...
Sherlock Holmes moment
Intel e5405
iozone patch to allow for larger tests
sometimes ya gots to shakes ya head in disbelief
New blog worth reading
World record data transfer with a JackRabbit? ... well ... no ...
Windows server 2008: sounds quite interesting
If this is true, then it is almost a good thing
Compact flash booting for SuSE, RHEL, OpenFiler, Ubuntu
multi->many core
Interesting take on bad CIOs, and some of the things they do ...
Target ubiquity: a business model for accelerators in HPC
HPC market data from IDC
They're back!!!
There are reports and studies, and there is reality ...
Every now and then you are reminded ...
More company information: ClearSpeed
Cray nails a large contract
A good question
Why ext3 needs to go the way of the dodo ...
iSCSI over 10GbE to real disk
How effective was our blocking of 2 networks for spam?
LNXI (Linux Networx) is done
In order to block spam, we are now rejecting all mail from isp.att.net
Looks like Novell will get paid after all
Not bad: 1.3 GB/s on reads
A baseline before tuning
We've got mail!!!
Whither LNXI?
New large JackRabbit being built, hopefully will have some benchmarks to go with it
Fan-boy-ism and HPC
New day job web site is live
Emergent behavior in complex systems ... or ... the fun of debugging your code
iSCSI results for JackRabbit
Quads are in, and work ... wish the power supply did ...
Testing iSCSI over 10 GbE, iSER over IB, SRPT over IB, ...
SRP target oddities in RHEL/Centos 5.1
Found ... a pair of quads ..
A little JackRabbit on a test track
initial iSCSI results for JackRabbit
On the massive over-proliferation of social networking sites
twas ...
Sea change seemingly occuring in HPC for purchasers
Inexpensive IB is here
Computing in the clouds ...
The need to keep building and packaging as separate operations
What would be considered good iSCSI bonnie performance?
and a slightly hacked IOzone as well ...
more JackRabbit testing
A question I touched on briefly ...
Another day, another JackRabbit ...
You live, you learn, hopefully you don't make the same mistake twice ...
Feedback is starting to emerge on the Sun|MySQL front
mpiHMMer update
Sun buys Mysql
Scientific instrument advertising ... done right!
DragonFly update: humming along ...
Why use Linux?
Update on file formats
Interesting thoughts on CS education
Crystals ... diamond structure, and something called K_4
Fortran version of the compiler quality test
MPI-HMMer site is now live
On the retention of electronic data
HPCWire has lots of good reading for early 2008
Bandwidth as the limiting factor for HPC and IT
12 hours into the new year, and I have 210 spam in my spam-box
Compiler quality
Quick note to people who register and don't get emails ...
Why does IE do things the way IE does?
There are days ...
What he said ...
The joy of hardware ... when things don't respond as they should ...
New article up
Paying too much for graphics ... companies ...
As the market (rapidly) grows
Lots of others have noticed as well ... [Updated]
Free advice to AMD on Barcelona
Non-competes
I understand the AMD Barcelona issues now
Not up yet, but ... two articles coming soon to a site near you
AMD vs Intel benchmarks for latest chips
Science ... with an attitude !
As the market evolves ...
Why am I surprised that people found this surprising?
Data center growth numbers
Expecting better of them
Losing our giants: Gene Golub
SGI heads for turbulence again?
SC07: short wrap up
SC07: day 2 recap
SC07: the nightlife
SC07: what I saw so far
SC07: Coolest demo I saw today
SC07: Planes and automobiles ... no trains ...
Dear web creators everywhere ...
at SC07 next week
DragonFly update
When Perl modules go bad
Diskless SuSE, success at last
Source of amusement for a monday evening
reading an interesting book, and an interesting site
teaching an old distribution new booting tricks
When bad people/bots attack
Duct tape, baling wire, and sealing wax
The power of good tools
And yet another learning moment
DragonFly milestone
Interesting comment from one of the largest vendors of computers
Vote for your favorite HPC technologies at HPCwire
[head shakes in disbelief]
Ubuntu kernels: is anyone paying attention???
Last time, on as the FOSS turns, ...
Going for the fall ...
We hit the big time ...
Wherefore art thou, oh Socket 1207/771 CPU cooler?
Ohio Linux Fest
Woo hoo, the Quad core Opterons are here!
MPI Class
Another update: 48TB JackRabbit available for under $1/GB
How pricing has changed over time ...
Raw data
IOzone out where the buffalo roam ...
Ok, that does it
Panta closes, LightSpace Technology put on ice
The future of Cell ?
More comments this weekend on SCO
Saying it out loud
SCO asks court to protect it from having to pay its acknowledged debts
Quote of the day ... from The Inquirer
Some JackRabbit-S benchmarks
Sun snags CFS/Lustre
Core memory returns ...
I admit it ... I like Clovertown
NetApp sues Sun over patents in ZFS
Solaris v. Linux: The "I'm not dead yet" battle
Whither Barcelona? Well, here ...
IDC server numbers for most recent quarter/year
Sun to become Java?
The future of HPC
Tilera
A new blog
The fat lady is about to sing
There are times when I ask myself why...
DragonFly ... pre pre alpha
Acceleration meme
The good, the bad, and the ugly
buh-dee buh-dee buh-dee ... dats all folks!
A petaflop here, a petaflop there, and pretty soon you are talking about real supercomputing
Why something other than windows is likely to win the desktops
Counter-attacking DDoS: something that works
I don't get it ... no really, I don't
Ya turns yer back fer justa minute ...
When kernel module builds (and installs) go (horribly) wrong
Mostly OT from HPC: Wireless air cards
An omen, or a taste of things to come
High user loads
TCO: The sorta kinda but not-really argument, part 1 (the TCO study)
Oh whatta day: the fisking
Rumor: Crosswalk is done
Will CCS dominate all?
Yet another puff piece ...
Download 5 years of your life ...
Guide to getting OFED 1.2 to build on OpenSuSE
gpt installs in OpenSuSE 10.2 ... grrrrrr
More about adoption
A storage question
Developer Targeted Platforms
Still working on getting Tiburon out the door
Whither X-RAID (by Apple)
Why we are where we are in the VC world
Dude ... I got a Dell ...
ASLs as a meta-language for cluster jobs
Tech support in olden times
Nice site on VCs
Experimental change
Ethics and blogging
Good news on JackRabbit front
Writing with a broken laptop
I hope this is not a mistake in the 1TB drive spec's from Seagate
ISC 07
Issues in HPC as a business: a view as a small solutions provider
An upswell of interest in many core workstations
Convergence and diversification
Patch for OFED-1.2 build on OpenSUSE 10 with a nice updated kernel
This one hurts
Re-inventing wheels
Accidental profound wisdom
Article up at Linux Magazine HPC site
Just too funny
The data is coming, the data is coming
Tiburon nearly ready for beta
Catfight at the LKML corral
OT from HPC: Michigan economy
The virtues of test-driven methodology in program development
A little PXE dust here and there
OFED 1.2 on OpenSuSE 10.2
Concern over drive failure rates
The danger of monoculture
Google snaps up Peakstream
Extraordinarily cool
Updated RSS
OT: missing the point
Cool...
diskless ...
PXE Boot OS and configuration
lightcones, filesystems and messages, and large distributed clusters with non-infinite bandwidth and finite latency
language++
Nail, hammer, hit hit hit ...
Ill-behaved web-crawlers
Ahhh ... the business rationale becomes clear ...
The story that will not go away
Compilers
How do you program N cores (as N -> infinity)
... and receive and receive ...
Ask, and ye shall receive
Can you say ... "backfire" ?
Wherefore art thou, 10GbE?
WinXP x64
Opting for the sane strategy
State of the FUD, day 3, morning
FUD update, day 2
Locality and centrality in massive computing and storage systems
If your competitor beats you in the marketplace, then FUD, FUD, FUD
Updated mkchbond.pl
Worth a read
Accelerated computing appliances
Looking for needles in haystacks, and other quixotic pasttimes
Spring special for the 24 TB JackRabbit
JackRabbit benchmark report is up
High Performance Computing Acceleration White Paper
The importance of scaling down (as well as up)
As systems scale up, hard problems are exposed
Added a view counter and other blogging bits
Some see an augering in, some see opportunity
Looks nice, but I still worry about memory contention
PeakStream Announces Availability of PeakStream Workstation for Microsoft Windows(R) Edition beta
Final sprint before shipping
powernow considered harmful (to benchmarking)
WinCE-ing
Linux advertisment from Novell
New JackRabbit site is up
This is wrong, so very wrong
Paid my Microsoft tax today ...
The 3-day IOzone test ...
Someone needs to take charge at Novell
RedHat EL 5 is out
JackRabbits looking through Windows ...
Like deja vu all over again ...
More fast rabbits ...
JackRabbits are fast critters
Yet Another Broken RBL
quick update to 2.1.2 WP
And the beat goes on ...
When you have a great deal of power, but you can't use it, because it is too hard to use it ...
FWIW
Yuppers
Eloquent statement
Sun, utility computing for HPC, and changes
This is at least amusing ...
Well I'll be darned ...
That banging sound you hear is my head against the table
Disk reliability: FC and SCSI vs SATA
Benchmarking a JackRabbit
Get yer cores here, fresh hot, 80 of them ...
Linux and Microsoft: Jeremy Allison's summary of the Novell deal
The grid is dead ... long live the ... er ... grid
P=NP and other trivia
Yet another broken RBL
Post 202 transmogrified to post 209
Business planning
Demoing Accelerated Computing
Jim Gray
Inversion
NIH and aimk-ing your way into insanity
Commoditization in HPC
Congratulations to IBM on their 22TF win at OSC
Grrrr
Update on ECCB06
Sadness
Pictures for a portion of day 1
At ECCB06 in Eilat
Some amazingly bad web sites
"We Say So" corporation
The cost of monoculture part 2
DDoS jujitsu, or using the DDoSers mass against them
The configuration strikes back ...
When bots attack
Phase transitions
Disruptive market changes
Get your MPI-HMMer while its hot ...
So many (mis)interpretations
The (black) art of prediction
Supposedly obvious predictions
Software appliances: rPath
The many joys of Redhat based linux distributions: part 1, filesystems and conary
Legal shenanigans or not
On business models and markets
The missing windows in top500
Myths and hype: first of likely many articles
SuSE and Microsoft: as the world turns ...
SC06 wrap up: thoughts on what I did not see or hear
SC06 wrap up: thoughts on what I saw and heard
SC06 wrapup summary
Thoughts about what support is, and what it isn't
HPCS has chosen, and the winners are ...
Bandwidth as a natural limiting factor for technological evolution
That didn't take long ...
And the FUD begins in earnest ... (mostly non-HPC)
Must be deja vu
SC06 Day-1 photos are up
SC06 Day-1 part 3
SC06 Day-1 part 2
SC06 Day-1 part 1
More SC06 blogs
SC06: All registered
SC06 begins ...
Arrived at SC06
What is L. Flavigularis
A hint of things to come ...
Yet another not so useful test, learning more things about Linux IO
Maximizing the minimum performance
L. Flavigularis update
The joy of (broken) DNS
Initial impressions of Socket F/1207 machine
This is a good thing, if it is real
Windsprints with L. flavigularis
Woodcrest update, day N+1
OT: Just say no (to RBL)
Must have hit a nerve with that one ...
Not a bandwidth record, but ...
The (lack of) quality of motherboards
Built for raw firepower
The "good enough" factor, or how to make yourself irrelevant in the market
(semi-live) blogging SC06
Of small decisions, large migrations come to pass
This is wrong... so very, very wrong ...
The right tools for the job
The long term impact of poor decisions and implementations
Drinking the koolaid, by the megaliter
confluence
When one paragraph says it all
apologies for the recent infrequent posting
Slightly OT
Generating an "optimal" circuit from a language construct
For a market that some claim does not exist, this is attracting lots of attention and product ...
To abstract or not to abstract: that is the question ...
The market for accelerators and APUs
APU programming made easy?
Breaking mirror symmetry in HPC
Is there a need for supercomputing?
APUs in the news
A teraflop here, a teraflop there, and pretty soon you are talking about real computing power
End of an era or architecture ...
The best API for parallel programming is ...
Finale: Michigan's 21st century fund
Thou dost protesteth too much, methinks ...
On interoperable and portable environments
On bottlenecks
Invariant under change of notation
An amalgam of recent conversations
Is OpenSolaris Open?
Graphics benchmarking
4 on the floor (or in the socket)
New programming workshop: Perl and R for Informatics
Woodcrest impressions
"Blogmarketing"
Notes about this blog
Accelerator Processor Units (APUs) for non-scientific applications
SGI updates
When I calls them, I really calls them ...
Woodcrest part 3
Woodcrest part 2
We've got a Woodcrest ...
How to lose a market without really trying
21st Century postmortem
21st Century update
21st Century (non)update
Thoughts on Solaris 10
Apologies
Test drive of the 6/06 Solaris 10 part 2, usage
Test drive of the 6/06 Solaris 10 part 1, installation
followup to another conversation
And now for something completely different ...
More about the tactics: commoditized HPC coming from an MCSE/Best Buy near you
Tactics versus strategy for the HPC market
How the Microsoft WCC could be good or bad
One of those --YARGH!!!-- moments ...
A cluster system from Microsoft
An interesting view SGI with some misconceptions
The art of benchmarketing (or how to not represent reality in the most positive manner)
A need for (SSE) speed
Update on blog changes
Our Scalable HMMer paper
looks out the window checking for porcine shapes aloft ...
Whither SGI
Something cluster-like this way comes
... signifying nothing ...
Interesting NUMA issues in current SuSE kernel
Positives and negatives
SCSI vs FC vs SATA
In the limit, as N(cores) -> infinity ...
MEDC update
To (open)solaris or not to (open)solaris, that is the question
What OSes will run on the supercomputers of the future?
HPC in the critical path
The coming of the "grid" (the hopefully hype-free or hype-reduced model that is)
Are we back to bubble-nomics again?
Michigan's 21st Century Jobs Fund
It is a tale Told by an idiot, full of sound and fury, Signifying nothing.
significant growth in HPC markets
Amusing
Thoughts on Microsoft cluster offerings
The difference between an architecture and a product [part 2]
Of business models, and business reality
The marketing of computer languages
Is a cluster a toaster?
The difference between an architecture and a product
Broken makefiles
HPC Sales and Technical position open
SC'05 wrap up
Till we meet again ... in Tampa! (not Orlando... Do'h!)
SC'05 sessions
SC'05 full day 1 (Tuesday)
SC'05 begins ...
Setup day batch 1
SC'05 T -1 and counting
Conference: T -2 days and counting
Planes, and automobiles (no trains)
Questions to answer at SC05
Anticipation
Blogging SC05
Venture capital and high performance computing