Re: "could not open file" issue

[Alvaro Herrera <alvherre(at)commandprompt(dot)com>]

Daniel Caune wrote:
> 
> > De : Alvaro Herrera [mailto:alvherre(at)commandprompt(dot)com]
> > 
> > Daniel Caune wrote:
> > >
> > >   select count(*) from eventplayerleaveroom;
> > >   ERROR:  could not access status of transaction 3164404766
> > >   DETAIL:  could not open file "pg_clog/0BC9": No such file or directory
> > 
> > Are the files in pg_clog close to the vicinity of 0BC9?
> 
> I don't have any skill in PostgreSQL administration.  However I took a
> look at /var/lib/postgresql/8.1/main/pg_clog and there is no file
> close to the vicinity of 0BC9 ;  the last file in that directory is:
> 
> -rw-------  1 postgres postgres 221184 2006-04-24 19:27 00C9
> 
> A bit far from 0BC9...  Do you have any diagnostic?

I'd say you have a corrupted table.  How corrupted I don't know.  You
could try extracting a portion of the table, playing with LIMIT/OFFSET
to find out the exact records that are corrupted.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support