Horton

Re: Online base backup from the hot-standby

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Jun Ishiduka <ishizuka.jun@po.ntts.co.jp>
Cc: cedric.villemain.debian@gmail.com, pgsql-hackers@postgresql.org
Date: 2011-08-15T11:52:21Z
Lists: pgsql-hackers 
2011/8/15 Jun Ishiduka <ishizuka.jun@po.ntts.co.jp>:
>> > * Not correspond yet
>> >
>> >  * full_page_write = off
>> >    -> If the primary is "full_page_write = off", archive recovery may not act
>> >       normally. Therefore the standby may need to check whether "full_page_write
>> >       = off" to WAL.
>>
>> Isn't having a standby make the full_page_write = on in all case
>> (bypass configuration) ?
>
> what's the meaning?

Yeah.  full_page_writes is a WAL generation parameter.  Standbys don't
generate WAL.  I think you just have to insist that the master has it
on.

-- 
Robert Haas
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