Re: Online base backup from the hot-standby - Mailing list pgsql-hackers

From Fujii Masao
Subject Re: Online base backup from the hot-standby
Date
Msg-id CAHGQGwFcQbHjcNcXZPGS8edLw8yb69VTE5Vj8U3Y0y+3F52=cQ@mail.gmail.com
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In response to Re: Online base backup from the hot-standby  (Josh Berkus <josh@agliodbs.com>)
List pgsql-hackers
On Fri, Nov 4, 2011 at 8:06 AM, Josh Berkus <josh@agliodbs.com> wrote:
> On 10/25/11 5:03 AM, Magnus Hagander wrote:
>> If we want something to go in early, that could be as simple as a
>> version of pg_basebackup that runs against the slave but only if
>> full_page_writes=on on the master. If it's not, it throws an error.
>> Then we can improve upon that by adding handling of fpw=off, first by
>> infrastructure, then by tool.
>
> Just to be clear, the idea is to require full_page_writes to do backup
> from the standby in 9.2, but to remove the requirement later?

Yes unless I'm missing something. Not sure if we can remove that in 9.2, though.

Regards,

-- 
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center


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