Re: [HTCondor-users] allocating cores on mixed architecture CPU

[Valerio Bellizzomi <valerio@xxxxxxxxxx>]

On Tue, 2025-09-02 at 16:01 +0200, Thomas Hartmann wrote:
> 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... :-/

You can try this:

lscpu --all --extended

This should give you an idea, but I don't know if it is deterministic
between reboots.


Kind Regards
Valerio



> 

> [1, with SMT enabled]
> /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_max_freq
> 5090910
> 5090910
> 3324676
> 3324676
> 3324676
> 3324676
> 3324676
> 5090910
> 5090910
> 3324676
> 3324676
> ...
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