Re: Performance on SUSE w/ reiserfs

> I have a SUSE 9 box that is running Postgres 8.0.1 compiled from source.
> Over time, I see the memory usage of the box go way way up (it's got
> 8GBs in it and by the end of the day, it'll be all used up) with what
> looks like cached inodes relating to the extreme IO generated by
>
> I was wondering if there is something I'm doing wrong with my default
> settings of postgres that is keeping all that stuff cached, or if I just
> need to switch to XFS or if there is some setting in postgres that I can
> tweak that will make this problem go away. It's gone beyond an annoyance
> and is now into the realm of getting me in trouble if I can't keep this
> DB server up and running. Even a minute or two of downtime in a restart
> is often too much.
>
> Any help you can give in this would be extrememly helpful as I'm very
> far from an expert on Linux filesystems and postgres tuning.

You may want to submit your postgresql.conf. Upgrading to the latest
stable version may also help, although my experience is related to
FreeBSD and postgresql 7.4.8.

regards
Claus