Category Archives: [CheapHA-HPC]

GPFS Tips and Tricks

If you want to mount a file system read-only (for this example, let’s say the gpfs file system is named ‘bob‘): echo ‘ro’ > /var/mmfs/etc/localMountOptions.bob (remember, ‘bob’ is the name of the fs) – restart gpfs on that node. If … Continue reading →

Posted in AIX, Linux, Scripts, Storage, UNIX, [CheapHA-HPC] | Tagged | Comments Off

[CheapHA-HPC] Viral Grid Computing

Viral Grid Computing Summary This computing model has been around for a long time. I know this because the principal architects here at Abstract Initiative, LLC have been doing it for a long time – around 10 years in some … Continue reading →

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[CheapHA-HPC] A Different Slightly Approach To Grid Computing

I’ve been working with a customer that has a surprisingly common workload – document management & processing, as well as very common constraints – no development staff with parallel programming (MPI, etc) expertise, no time to build a completely new … Continue reading →

Posted in Cloud Computing, J2EE, Java, Linux, Sizing, Storage, Tuning, VMWare, [CheapHA-HPC] | Tagged , , | Comments Off

[CheapHA-HPC] Part 1 – First Steps

This is part 1 in a multipart adventure into cost-efficient supercomputing and high availability. By now you’ve probably heard of Beowulf Linux clusters, HPC clusters made from PlayStations, the monsters listed at http://www.top500.org/, Amazon’s EC2/S3, and the like. Well, what … Continue reading →

Posted in J2EE, Java, Legacy, Linux, Models, Perl, Scripts, Sizing, Tuning, UNIX, [CheapHA-HPC] | 2 Comments