Re: BUG #6653: Service does not start in standby-mode

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: axw-sk(at)ipa(dot)fhg(dot)de
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #6653: Service does not start in standby-mode
Date: 2012-05-22 20:08:13
Message-ID: CA+TgmoYGhjynMKtrr2OV=FB5j_5dFG4Zgwx+RmBuVe9_jYDAHg@mail.gmail.com
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On Mon, May 21, 2012 at 6:45 AM, <axw-sk(at)ipa(dot)fhg(dot)de> wrote:
> The following bug has been logged on the website:
>
> Bug reference:      6653
> Logged by:          Sebastian K.
> Email address:      axw-sk(at)ipa(dot)fhg(dot)de
> PostgreSQL version: 9.0.7
> Operating system:   Windows 7 i386
> Description:
>
> I want to set up a standby server for backup.
>
> The server has a new installation of postgresql.
>
> recovery.conf:
> restore_command = 'copy "c:\\Users\\Administrator\\Desktop\\%f" "%p"'
> standby_mode = 'on'
>
> The files of the base backup are placed on the Desktop of the standby
> server.
>
> Additionally, the files are already copied to the pg_xlog directory.
>
> Problem:
> Placing the recovery.conf file in the data directory prevents the postgres
> service to start.
>
> Windows-Error-Log:
> Starting service timeout.
>
> PG-Log:
> 2012-05-21 12:38:38 CEST LOG:  Datenbanksystem wurde während der
> Wiederherstellung am 2012-05-21 12:34:21 CEST heruntergefahren
> 2012-05-21 12:38:38 CEST LOG:  Standby-Modus eingeschaltet
> 2012-05-21 12:38:38 CEST FATAL:  das Datenbanksystem startet
> 2012-05-21 12:38:38 CEST WARNUNG:  WAL wurde mit wal_level=minimal erzeugt,
> eventuell fehlen Daten
> 2012-05-21 12:38:38 CEST TIPP:  Das passiert, wenn vorübergehend
> wal_level=minimal gesetzt wurde, ohne ein neues Base-Backup zu erzeugen.
> 2012-05-21 12:38:38 CEST LOG:  konsistenter Wiederherstellungszustand
> erreicht bei 0/15FBB78
> 2012-05-21 12:38:38 CEST LOG:  Datensatz mit Länge null bei 0/15FBB78
> 2012-05-21 12:38:39 CEST FATAL:  das Datenbanksystem startet
> 2012-05-21 12:38:40 CEST FATAL:  das Datenbanksystem startet
> 2012-05-21 12:38:41 CEST FATAL:  das Datenbanksystem startet
> 2012-05-21 12:38:42 CEST FATAL:  das Datenbanksystem startet
> 2012-05-21 12:38:43 CEST FATAL:  das Datenbanksystem startet
> 2012-05-21 12:38:44 CEST FATAL:  das Datenbanksystem startet
>
> The base backup was created with following settings in postgresql.conf:
> wal_level = archive
> archive_mode = on
> archive_command = 'copy....

My German isn't very good, but it looks like you took this backup with
wal_level=minimal, which is no good.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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