Re: Sync Rep v19 - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: Sync Rep v19
Date
Msg-id AANLkTimmfafic5Qj=BuAz9wEGbZ8tpY-j0MPf=mfEpbH@mail.gmail.com
Whole thread Raw
In response to Re: Sync Rep v19  (Fujii Masao <masao.fujii@gmail.com>)
Responses Re: Sync Rep v19
List pgsql-hackers
On Thu, Mar 24, 2011 at 11:17 AM, Fujii Masao <masao.fujii@gmail.com> wrote:
> On Wed, Mar 23, 2011 at 5:53 PM, Fujii Masao <masao.fujii@gmail.com> wrote:
>>>> Do you still want to work up a patch for this?  If so, I can review.
>>
>> Sure. Will do.
>
> The attached patch allows standby servers to connect during smart shutdown
> in order to wake up backends waiting for sync rep.

I think that is possibly OK, but the big problem is the lack of a
clear set of comments about how the states are supposed to interact
that allow these changes to be validated.

That state isn't down to you, but I think we need that clear so this
change is more obviously correct than it is now.

--
 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services


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