Re: where is pg_resetxlog ?

On Saturday 25 July 2009 13:23:54 Scott Marlowe wrote:
> On Sat, Jul 25, 2009 at 1:08 PM, Kevin
>
> Kempter<kevink(at)consistentstate(dot)com> wrote:
> > On Saturday 25 July 2009 13:02:52 Scott Marlowe wrote:
> >> On Sat, Jul 25, 2009 at 12:55 PM, Kevin
> >>
> >> Kempter<kevink(at)consistentstate(dot)com> wrote:
> >> > Hi all;
> >> >
> >> > I'm trying to restore from a tar of the filesystem on a debian box and
> >> > I get xlog errors.
> >> >
> >> > I suspect I need to run pg_resetxlog but I cannot find it anywhere,
> >> > where would I find pg_resetxlog on a debian box that was installed via
> >> > the deb packages ? or how do I get it ?
> >>
> >> Wait, if you're restoring a backup, to a freshly initted db, then you
> >> shouldn't be getting any kind of pg_xlog errors. If you are, then
> >> there's likely something wrong with your server that pg_resetxlog
> >> isn't going to fix in the long term. Are you running on windows with
> >> anti-virus software or have some other kind of possible problem that
> >> could be causing a problem with the postmaster writing to the hard
> >> drives?
> >
> > we're not restoring from a pg_dump. We were in the process of moving the
> > db to a new server. We brought the db down (on host A) and did an rsync
> > of all the db dir's (including tablespace dir's) to host B.
> >
> > Then bad things were done to host A and we want to get back to where we
> > started. So, we stopped the db on host A and rsync'ed the files back from
> > host B to host A. Now when I try and start the db I see all these tx
> > sement errors in the log.
> >
> > We're actually ok if we loose anything that was in the pg_xlog dir.
>
> Did you rsync the pg_xlog and pg_clog (i.e. EVERYTHING under data/) or
> just the base directory? You really need to do an rsync of
> everything, not most everything.

we rsync'ed EVERYTHING (the entire directory and all sub-dirs)