[erlang-questions] SMP support in OpenBSD
Fri Aug 7 21:33:40 CEST 2009
What is the test program?
On Fri, Aug 7, 2009 at 9:20 PM, Nikolay Epifanov <nik.epifanov@REDACTED>wrote:
> I couldn't find any clear answer to whether Erlang supports SMP in OpenBSD
> or not.
> On starting it prints:
> $ erl
> Erlang R13B01 (erts-5.7.2) [source] [64-bit] [smp:4:4] [rq:4]
> [async-threads:0] [kernel-poll:false]
> Eshell V5.7.2 (abort with ^G)
> But when I run test program only one beam.smp is started and maximum cpu
> load I can get is 100% total. It can be as a sum of load of 2 cores (for
> example 72% on one of them and 28% on the other) or 100% on a one core only
> leaving 3 other idle. Load jumps from on core to another but in total it
> keeps under 100%. Running erl with "-smp enable" and/or various "+S" didn't
> change anything.
> Is SMP supported in OpenBSD? And if not: is it planned to implement it?
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