Horton

Re: Wierd context-switching issue on Xeon

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: josh@agliodbs.com
Cc: Joe Conway <mail@joeconway.com>, "scott.marlowe" <scott.marlowe@ihs.com>, Bruce Momjian <pgman@candle.pha.pa.us>, lutzeb@aeccom.com, pgsql-performance@postgresql.org, Neil Conway <neilc@samurai.com>
Date: 2004-04-20T00:53:09Z
Lists: pgsql-performance 
I wrote:
> Here is a test case.

Hmmm ... I've been able to reproduce the CS storm on a dual Athlon,
which seems to pretty much let the Xeon per se off the hook.  Anybody
got a multiple Opteron to try?  Totally non-Intel CPUs?

It would be interesting to see results with non-Linux kernels, too.

			regards, tom lane