Tom,
The log is only 98K.
-rw-rw-r-- 1 postgres postgres 98304 Apr 24 15:00 pg_log
So it's not a wraparound problem.
Recent backups unfortunately are not available for all the databases.
Any suggestions?
Thanks
Tom Lane wrote:
>Michael Glenn <mike@mglenn.com> writes:
>
>
>>> I receive the following error when trying to connect to ALL postgres
>>> databases on my system.
>>
>>
>
>
>
>>> Database 'xxxx', OID yyyyy, has disappeared from pg_database
>>
>>
>
>Hmm. The only thing I can think of that might cause that for all DBs
>at once is transaction ID wraparound. How large is your pg_log file
>($PGDATA/pg_log, in 7.0)? If it's 1GB then that's what happened to you.
>
>
>
>>> The various archives have other users that had this problem and the
>>> solution is to vacuum the pg_database, however;
>>
>>
>
>
>
>>> bash$ vacuumdb pg_database
>>> psql: FATAL 1: Database "pg_database" does not exist in the system catalog.
>>
>>
>
>There are problems that can cause this error message for individual
>databases, and the solution is to connect to another database and vacuum
>the pg_database table (not the pg_database database; there isn't one).
>But that won't help if you can't get into anything to begin with.
>
>
>
>>> PostgreSQL 7.0.0 - yeah, I know I should have upgraded. SOL?
>>
>>
>
>Could be :-(. If your pg_log is not 1GB in size then you didn't have a
>wraparound and maybe we can still help you. Otherwise, I hope you made
>a backup recently.
>
> regards, tom lane
>
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