Re: 'SGT DETAIL: Could not open file "pg_clog/05DC": No such file or directory' - what to do now?
Scott Marlowe <scott.marlowe@gmail.com>
From: Scott Marlowe <scott.marlowe@gmail.com>
To: Tomasz Chmielewski <mangoo@wpkg.org>
Cc: Kevin Grittner <Kevin.Grittner@wicourts.gov>, pgsql-admin@postgresql.org
Date: 2011-05-04T19:50:50Z
Lists: pgsql-hackers
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Rearrange ALTER TABLE syntax processing as per my recent proposal: the
- a0b012a1ab85 8.4.0 cited
On Wed, May 4, 2011 at 12:37 PM, Tomasz Chmielewski <mangoo@wpkg.org> wrote: > /var/log/postgresql/postgresql_log.1:May 3 18:24:49 db10 postgres[21363]: [26999-1] 2011-05-03 18:24:49 SGT ERROR: could not access status of transaction 1573786613 > /var/log/postgresql/postgresql_log.1-May 3 18:24:49 db10 postgres[21363]: [26999-2] 2011-05-03 18:24:49 SGT DETAIL: Could not open file "pg_clog/05DC": No such file or directory. > /var/log/postgresql/postgresql_log.1-May 3 18:24:49 db10 postgres[21363]: [26999-3] 2011-05-03 18:24:49 SGT STATEMENT: SELECT 1 FROM core_wot_seq FOR UPDATE So a pg_clog file disappeared. > Today I have this: > > /var/log/postgresql/postgresql_log:May 4 22:43:44 db10 postgres[15773]: [555-1] 2011-05-04 22:43:44 SGT ERROR: could not access status of transaction 1612337841 > /var/log/postgresql/postgresql_log-May 4 22:43:44 db10 postgres[15773]: [555-2] 2011-05-04 22:43:44 SGT DETAIL: Could not open file "pg_clog/0601": No such file or directory. > /var/log/postgresql/postgresql_log-May 4 22:43:44 db10 postgres[15773]: [555-3] 2011-05-04 22:43:44 SGT STATEMENT: SELECT 1 FROM core_wbl_seq FOR UPDATE Then another pg_clog file disappeared. Is it possible there's some rogue process deleting files in pg_clog somehow? Have you run an fsck on this drive to make sure it's not got any file system errors?