What is farm
High performance computing farm or cluster is a large number of individual servers, compute nodes, connected by a fast network...
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Cluster architecture
Cpus, cores, gigabytes, and disk space - what is all about?
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More cluster architecture
Mpi processes, ompthreads, gpu?
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PBS: resources
What resources and queues are available in our cluster?
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PBS: job submission
The most important section: how does it work or how to request resources...
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PBS: packing sequential jobs
Let's use cluster effectively! Do you have many single cpu jobs, pack them together to use a single compute node.
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PBS: job monitoring
What does happen to my jobs?
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User environment
How to check and tune user environment. Disk quota. Modules.
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PBS: job debugging
Why does my job fail?!
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Development
Writing your own code? Welcome here: compilers, libraries and tips...
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