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Re: [HTCondor-users] allocating cores on mixed architecture CPU
- Date: Tue, 2 Sep 2025 16:01:54 +0200
- From: Thomas Hartmann <thomas.hartmann@xxxxxxx>
- Subject: Re: [HTCondor-users] allocating cores on mixed architecture CPU
ps: one somewhat indirect way to identify core flavors is the max
frequency [1] - however, the numbering schema of the cores is not clear
to me (and if it is deterministic between reboots).
In principle, I would like to assign/pin(??) condor to the high freq
cores and, for example, monitoring processes to their smaller siblings -
with taskset one could assign a process to a core (not found a proper
way with cgroups2 so far), but so far I have not found a deterministic
approach... :-/
[1, with SMT enabled]
/sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_max_freq
5090910
5090910
3324676
3324676
3324676
3324676
3324676
5090910
5090910
3324676
3324676
...