From: | Bryan Murphy <bmurphy1976(at)gmail(dot)com> |
---|---|
To: | Greg Stark <gsstark(at)mit(dot)edu> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: ERROR: attempted to delete invisible tuple |
Date: | 2009-08-17 17:07:59 |
Message-ID: | 7fd310d10908171007r2cd4d1e7l32ca2d7234ba3e2d@mail.gmail.com |
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Lists: | pgsql-general |
Could I run pg_resetxlog on a warm spare? Would that give the same result?
Unfortunately, this is our production system and I simply cannot bring it
down at the moment to run pg_resetxlog.
Bryan
On Mon, Aug 17, 2009 at 11:35 AM, Greg Stark <gsstark(at)mit(dot)edu> wrote:
> On Mon, Aug 17, 2009 at 4:23 PM, Bryan Murphy<bmurphy1976(at)gmail(dot)com>
> wrote:
> > I've identified 82 bad records. When I try to query for the records,
> > we get the following:
> > ERROR: missing chunk number 0 for toast value 25692661 in
> pg_toast_25497233
> > That's fine. I've run into that in a few other tables and have just been
> > deleting the offending records. However, in this particular table, when
> I
> > try and delete the records, I get the following error message:
> > ERROR: attempted to delete invisible tuple
> > I'm at a loss what to do next.
>
> Can you select xmin,xmax,ctid from the bad tuples?
>
> And also the output of pg_resetxlog -n. I suspect you may have failed
> to restore properly and have tuples from the "future" in your
> database. Perhaps you're missing at the last WAL file in your
> recovery?
>
> If that's the case you may be able to get out of it with pg_resetxlog
> and then cleaning up but it would be good to see the data first before
> changing things.
>
> --
> greg
> http://mit.edu/~gsstark/resume.pdf
>
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