Add openhpc_ram_multiplier #93
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Using total memory as value of `RealMemory` in slurm.conf does not allow for OS overheads and can cause slurm to srain the nodes with: `LowRealMemory`. Fixes #92.
sjpb
requested changes
Feb 18, 2021
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@sjpb to run thro on labs openhpc_tests, and merge if OK. |
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Testing: [centos@*-hpc-0 ~]$ slurmd -C
NodeName=*-hpc-0 CPUs=16 Boards=1 SocketsPerBoard=2 CoresPerSocket=8 ThreadsPerCore=1 RealMemory=128616
UpTime=1-05:31:27
[centos@*-control ~]$ grep RealMemory /etc/slurm/slurm.conf
RealMemory=122185 \
RealMemory=122185 \So can see default 0.95 multiplier has been applied. Now running: ... |
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Ran openhpc_tests ok, nodes still up afterwards so lets merge this @jovial. |
Your wish is my command - thanks for testing :) |
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Using total memory as value of
RealMemoryin slurm.conf does not allow forOS overheads and can cause slurm to srain the nodes with:
LowRealMemory.Fixes #92.