[erlang-questions] FreeBSD cpu topology detection

[Dave Cottlehuber]

> CPU topology detection seems broken (at least incomplete) on FreeBSD.
> erlang:system_info(cpu_topology) returns 'undefined' on the few machines I
> have at my disposal.
>  
> I'm going to take a stab at a patch, but I'd like some help from other
> FreeBSD users out there first.
>  
> Can any FreeBSD users please send me:
> a) the output of 'sysctl kern.sched.topology_spec'
> b) a few lines from your 'dmesg' about the processor configuration like:
> FreeBSD/SMP: Multiprocessor System Detected: 8 CPUs
> FreeBSD/SMP: 1 package(s) x 4 core(s) x 2 SMT threads
>  
> Even if your topology is correctly determined, this info will help me
> ensure I don't introduce a regression.
>  
> Thanks,
> Garret
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>  

Eugh, I get the same here. Unfortunately I’ve upgraded everything to 10.1rc2 already so can’t report older.


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A+, Dave
— sent from my Couch