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Re: High context switches occurring

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Anjan Dave" <adave(at)vantage(dot)com>
Cc: "Vivek Khera" <vivek(at)khera(dot)org>, "Postgresql Performance" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: High context switches occurring
Date: 2005-11-22 19:41:40
Message-ID: 13416.1132688500@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-performance
"Anjan Dave" <adave(at)vantage(dot)com> writes:
> Would this problem change it's nature in any way on the recent Dual-Core
> Intel XEON MP machines?

Probably not much.

There's some evidence that Opterons have less of a problem than Xeons
in multi-chip configurations, but we've seen CS thrashing on Opterons
too.  I think the issue is probably there to some extent in any modern
SMP architecture.

			regards, tom lane

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