Re: Performance Tuning Article

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Dave Cramer <pg(at)fastcrypt(dot)com>
Cc: radu(dot)popescu(at)aldratech(dot)com, pgsql-performance(at)postgresql(dot)org
Subject: Re: Performance Tuning Article
Date: 2005-06-23 17:15:24
Message-ID: 6451.1119546924@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-performance

Dave Cramer <pg(at)fastcrypt(dot)com> writes:
> AFAIK, the problem was the buffer manager

The buffer manager was the place that seemed to be hit hardest by Xeon's
problems with spinlock contention. I think we've partially fixed that
issue in 8.1, but as we continue to improve the system's performance,
it's likely to surface as a bottleneck again in other places.

regards, tom lane

In response to

Browse pgsql-performance by date

  From Date Subject
Next Message Josh Berkus 2005-06-23 18:55:35 Re: parameterized LIKE does not use index
Previous Message Elliott Bennett 2005-06-23 17:09:07 Re: select distinct on varchar - wild performance differences!