Thanks for information. We will have to look at the changes we made in
[mailto:pgsql-admin-owner(at)postgresql(dot)org] On Behalf Of Tom Lane
Sent: Tuesday, February 22, 2005 3:45 PM
Subject: Re: [ADMIN] 7.4.5 file write issue
"Chris White (cjwhite)" <cjwhite(at)cisco(dot)com> writes:
> We are noticing on our 7.4.5 system the following files are being
> written approximately every 5 minutes
> Anybody know why they are being written?
So they don't get eaten by overenthusiastic /tmp cleaner scripts.
> The reason I ask is because we are
> running on a system that uses a laptop disk drive and requires at
> least 10 minutes idle time to spindown so it can recalibrate. This did
> not happen when we were running 7.4.2, so does anybody have any idea
> what may have changed between 7.4.2 and 7.4.5 to cause this to happen.
In 7.4 it's done every checkpoint. Perhaps you changed your checkpoint
In 8.0 it looks like the interval is hardwired to 10 minutes; you'd have to
hack postmaster.c if you don't like it.
regards, tom lane
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