From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Fujii Masao <masao(dot)fujii(at)gmail(dot)com> |
Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Magnus Hagander <magnus(at)hagander(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Re: [COMMITTERS] pgsql: Basic Recovery Control functions for use in Hot Standby. Pause, |
Date: | 2011-03-24 21:43:39 |
Message-ID: | AANLkTi=aY00UjN3evYW5Pxe++FZn1FvCvA=YSCQLkjux@mail.gmail.com |
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On Thu, Mar 24, 2011 at 7:02 AM, Fujii Masao <masao(dot)fujii(at)gmail(dot)com> wrote:
> On Thu, Mar 24, 2011 at 12:19 AM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> On Wed, Mar 23, 2011 at 9:38 AM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>>>> Actually, my previous email was all nonsense, wasn't it? If we don't
>>>> reach the consistency point, we can't enter normal running anyway -
>>>> shut down is the only option no matter what.
>>>
>>> Presumably you mean that the way its currently coded is the way it should stay?
>>
>> Uh, maybe, but it's not obvious to me that it actually is coded that
>> way. I don't see any safeguard that prevents recovery from pausing
>> before consistency is released. Is there one? Where?
>
> Oh, sorry for my poor explanation.
>
> My explanation is true if we'll just change the code so that it ignores
> pause_at_recovery_target until recovery reaches the consistency point.
> Simon changed the code in that way yesterday.
Yep, I think we're good on this one now.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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