From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Fujii Masao <masao(dot)fujii(at)gmail(dot)com> |
Cc: | Josh Berkus <josh(at)agliodbs(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: pending patch: Re: HS/SR and smart shutdown |
Date: | 2010-03-31 03:10:18 |
Message-ID: | p2q603c8f071003302010hb8e72d53rd8eb763ac9735912@mail.gmail.com |
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On Tue, Mar 30, 2010 at 9:48 PM, Fujii Masao <masao(dot)fujii(at)gmail(dot)com> wrote:
> On Wed, Mar 31, 2010 at 9:47 AM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> On Tue, Mar 30, 2010 at 5:09 AM, Fujii Masao <masao(dot)fujii(at)gmail(dot)com> wrote:
>>> I rebased the patch to HEAD. Is the patch still required for 9.0?
>>> If not, I'd remove the open item of the smart shutdown during
>>> recovery.
>>
>> I am by no means an expert on this area of the code, but in the
>> interest of moving things along I reviewed this patch tonight.
>
> Thanks a lot!
>
>> 1. I wonder if there is a problem if we receive SIGINT while in the
>> PM_WAIT_READONLY state? Seems to me that might need to be added to
>> the if statement beginning at line 2212, in pmdie().
>>
>> 2. It appears to me that HandleChildCrash() needs to switch to
>> PM_WAIT_BACKENDS state if it's in PM_WAIT_READONLY when the child
>> crash occurs - i.e. the if statement beginning at line 2772 needs
>> updating.
>>
>> Thoughts?
>
> Oh, those are my oversights. You are right!
> I modified the patch as you pointed out.
Cool. This looks good to me now and I also tested it. I will commit
it unless (a) someone objects or (b) someone else does it first.
...Robert
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