| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | Mikael Krantz <mk(at)zigamorph(dot)se> |
| Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, pgsql-bugs(at)postgresql(dot)org, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] Re: BUG #4796: Recovery followed by backup creates unrecoverable WAL-file |
| Date: | 2009-05-15 12:26:27 |
| Message-ID: | 4A0D5F73.4000505@enterprisedb.com |
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| Lists: | pgsql-bugs pgsql-hackers |
Mikael Krantz wrote:
> On Fri, May 15, 2009 at 2:22 PM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>> Let's document that timeline files should not be deleted from the
>> archive iff there exists a base backup made during a lower numbered
>> timeline.
>
> Or made during a higher numbered timeline which happens to start in a
> WAL-file containing records from a lower numbered timeline...
That was the original issue you ran into. That has now been fixed by
forcing an xlog switch at pg_start_backup(), so that you can't start a
backup in a WAL file that contains records from a lower numbered timeline.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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