Re: LWLock contention: I think I understand the problem

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От Bruce Momjian
Тема Re: LWLock contention: I think I understand the problem
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Msg-id 200112300230.fBU2UNx08655@candle.pha.pa.us
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Ответ на LWLock contention: I think I understand the problem  (Tom Lane <tgl@sss.pgh.pa.us>)
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> 
> 
> On Sat, 29 Dec 2001, Bruce Momjian wrote:
> 
> > OK, here are the results on BSD/OS 4.2 on a 2-cpu system.  The first is
> > before the patch, the second after.  Both average 14tps, so the patch
> > has no negative effect on my system.  Of course, it has no positive
> > effect either.  :-)
> 
> Actually it looks slighty worse with the patch.  What about CPU usage?

For 5 clients, CPU's are 96% idle.  Load average is around 5.  Seems
totally I/O bound.

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