| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Greg Smith <gsmith(at)gregsmith(dot)com> |
| Cc: | Phoenix Kiula <phoenix(dot)kiula(at)gmail(dot)com>, PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org> |
| Subject: | Re: [GENERAL] PG quitting sporadically!! |
| Date: | 2008-02-16 21:12:18 |
| Message-ID: | 200802162112.m1GLCIf07638@momjian.us |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general pgsql-patches |
Greg Smith wrote:
> On Thu, 14 Feb 2008, Phoenix Kiula wrote:
>
> > Suddenly, the postmaster either hogs up memory or just croaks and
> > doesn't respond. The write process has become horribly slow.
>
> You should consider whether that's because a checkpoint is happening at
> that point. You didn't mention anything about your disk+controller
> information to have an idea how likely that is. Consider increasing
> checkpoint_warning=3600 so that you'll always get a note in the logs when
> a checkpoint happens; if those line up with your client disconnects that
> will be telling you something.
Oh, that is a creative use to get checkpoint_warning to log all
checkpoints. I have added a documentation mention about that.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://postgres.enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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