| From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
|---|---|
| To: | Tatsuki Kadomoto <tatsuki(dot)kadomoto(at)proceranetworks(dot)com> |
| Cc: | John R Pierce <pierce(at)hogranch(dot)com>, PostgreSQL mailing lists <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: incorrect checksum detected on "global/pg_filenode.map" when VACUUM FULL is executed |
| Date: | 2016-08-22 08:02:40 |
| Message-ID: | CAB7nPqSzE7wOXbN6u+n+-KghJJSEVxF+bvzshGqspofKiikNoQ@mail.gmail.com |
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| Lists: | pgsql-general |
On Mon, Aug 22, 2016 at 4:45 PM, Tatsuki Kadomoto
<tatsuki(dot)kadomoto(at)proceranetworks(dot)com> wrote:
> Thanks for suggestion for upgrade. I know that's the way to go, but it's not
> so easy due to circumstances on my side.
Well, I guess it depends on how much you care about your data.
> Meanwhile, could you tell me what is this "global/pg_filenode.map" for?
It is a relation map file referring a list of OID -> relfilenode. You
can look at the comments on top src/backend/utils/cache/relmapper.c
for more details.
--
Michael
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