Re: Wierd context-switching issue on Xeon patch for 7.4.1
Josh Berkus <josh@agliodbs.com>
From: Josh Berkus <josh@agliodbs.com>
To: pg@fastcrypt.com
Cc: Tom Lane <tgl@sss.pgh.pa.us>, pgsql-performance@postgresql.org
Date: 2004-04-27T18:05:00Z
Lists: pgsql-performance
Dave, > Are you testing this with Tom's code, you need to do a baseline > measurement with 10 and then increase it, you will still get lots of cs, > but it will be less. No, that was just a test of 1000 straight up. Tom outlined a method, but I didn't see any code that would help me find a better level, other than just trying each +100 increase one at a time. This would take days of testing ... -- Josh Berkus Aglio Database Solutions San Francisco