When grilled further on (Tue, 19 Jul 2005 12:09:51 -0600), Robert Creager <[EMAIL PROTECTED]> confessed:
> On Tue, 19 Jul 2005 12:54:22 -0400 > Tom Lane <[EMAIL PROTECTED]> wrote: > > > Hmm, I hadn't thought about the possible impact of multiple concurrent > > vacuums. Is the problem caused by that, or has performance already gone > > into the tank by the time the cron-driven vacuums are taking long enough > > to overlap? > > > I'll re-start the database, vacuum full analyze and restart the runs without the > cron vacuum running. > It took a few hours, but the problem did finally occur with no vacuum running on 803. CS is averaging 72k. I cannot quantitatively say it took longer to reproduce than with the vacuums running, but it seemed like it did. Can any information be gotten out of this? Should I try CVS HEAD? Thoughts? Thanks, Rob -- 22:41:36 up 6 days, 2:16, 6 users, load average: 0.15, 0.21, 0.30 Linux 2.6.5-02 #8 SMP Mon Jul 12 21:34:44 MDT 2004
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