Thank you for the replay.
I will follow your advice. First will upgrade to 8.4 (or at least to the
latest 8.3 release), than will try to reproduce the error.
For now I will stick to using VACUUM FULL and REINDEX.
Thanks again.
Best Regards
Stefan Kirchev
On Mon, Apr 26, 2010 at 5:06 PM, Kevin Grittner <Kevin.Grittner@wicourts.gov
> wrote:
> "Stefan Kirchev" <stefan.kirchev@gmail.com> wrote:
>
> > PostgreSQL version: 8.3.3
>
> > Description: Table crash after CLUSTER command
>
> > I order to keep good performance on tables CLUSTER is done
> > regularly on each table every Sunday. Almost every time we loose a
> > table which must be recreated afterward. The error yield is:
> > pnp=# select * from alcatel_bss_kpi_tmp.cs_hourly_kpi limit 1;
> > ERROR: could not open relation 1663/16404/2426042: No such file
> > or directory
>
> My first recommendation would be to apply the fixes for the bugs
> found during the last two years by upgrading your executable to
> 8.3.10. This does not require a dump and load, but if you have any
> GiST indexes, or if you have hash indexes on intervals, you will
> need to rebuild those indexes. To get more details, see:
>
> http://www.postgresql.org/docs/8.3/static/release
>
> FWIW, we CLUSTER a few very small, very frequently updated tables
> daily in about 100 databases to ensure that we recover from bloat
> from the occasional long-running transaction, and we've *never*
> seen this.
>
> If you actually need to cluster *every* table *every* week, you
> should review your vacuum policy.
>
> -Kevin
>
