Horton

Re: Wierd context-switching issue on Xeon

Joe Conway <mail@joeconway.com>

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From: Joe Conway <mail@joeconway.com>
To: "scott.marlowe" <scott.marlowe@ihs.com>
Cc: Bruce Momjian <pgman@candle.pha.pa.us>, Josh Berkus <josh@agliodbs.com>, Tom Lane <tgl@sss.pgh.pa.us>, lutzeb@aeccom.com, pgsql-performance@postgresql.org, Neil Conway <neilc@samurai.com>
Date: 2004-04-19T21:02:27Z
Lists: pgsql-performance 
scott.marlowe wrote:
> On Mon, 19 Apr 2004, Bruce Momjian wrote:
>>I have BSD on a SuperMicro dual Xeon, so if folks want another
>>hardware/OS combination to test, I can give out logins to my machine.
> 
> I can probably do some nighttime testing on a dual 2800MHz non-MP Xeon 
> machine as well.  It's a Dell 2600 series machine and very fast.  It has 
> the moderately fast 533MHz FSB so may not have as many problems as the MP 
> type CPUs seem to be having.

I've got a quad 2.8Ghz MP Xeon (IBM x445) that I could test on. Does 
anyone have a test set that can reliably reproduce the problem?

Joe