Re: WAL "low watermark" during base backup

From: Dimitri Fontaine <dimitri(at)2ndQuadrant(dot)fr>
To: Magnus Hagander <magnus(at)hagander(dot)net>
Cc: Simon Riggs <simon(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: WAL "low watermark" during base backup
Date: 2011-09-09 11:40:29
Message-ID: 87ehzqaqqa.fsf@hi-media-techno.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Magnus Hagander <magnus(at)hagander(dot)net> writes:
>> If you must have this then make pg_basebackup copy xlog files
>> regularly during the backup. That way your backup can take forever and
>> your primary disk won't fill up. In many cases it actually will take
>> forever, but at least we don't take down the primary.
>
> There is a patch to do something like that as well sitting on the CF
> page. I don't believe one necessarily excludes the other.

I'm not getting why we need the later one when we have this older one?

--
Dimitri Fontaine
http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Magnus Hagander 2011-09-09 11:48:42 Re: WAL "low watermark" during base backup
Previous Message Magnus Hagander 2011-09-09 11:27:27 Re: unite recovery.conf and postgresql.conf