Re: Full statement logging problematic on larger machines?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Frank Joerdens <frank(at)joerdens(dot)de>
Cc: pgsql-performance(at)postgresql(dot)org, Nic Ferrier <nic(at)woome(dot)com>, Avleen Vig <avleen(at)woome(dot)com>, Mike Rogers <mike(dot)rogers(at)woome(dot)com>
Subject: Re: Full statement logging problematic on larger machines?
Date: 2009-03-11 20:46:10
Message-ID: 3401.1236804370@sss.pgh.pa.us
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Frank Joerdens <frank(at)joerdens(dot)de> writes:
> Greetings. We're having trouble with full logging since we moved from
> an 8-core server with 16 GB memory to a machine with double that
> spec and I am wondering if this *should* be working or if there is a
> point on larger machines where logging and scheduling seeks of
> background writes - or something along those lines; it might be a
> theory - doesn't work together any more?

You didn't tell us anything interesting about *how* you are logging,
so it's hard to comment on this. Are you just writing to stderr?
syslog? using PG's built-in log capture process? It would be good
to show all of your log-related postgresql.conf settings.

regards, tom lane

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