Re: Spinlocks, yet again: analysis and proposed patches - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Spinlocks, yet again: analysis and proposed patches
Date
Msg-id 25267.1126633088@sss.pgh.pa.us
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In response to Re: Spinlocks, yet again: analysis and proposed patches  (Douglas McNaught <doug@mcnaught.org>)
List pgsql-hackers
Douglas McNaught <doug@mcnaught.org> writes:
> Greg Stark <gsstark@mit.edu> writes:
>> What Tom found was that some processes are never scheduled when sched_yield is
>> called. There's no reason that should be happening.

> Yeah, that would probably be a bug...

I suspect the kernel hackers might consider it deliberate in a
NUMA-aware kernel.
        regards, tom lane


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