Re: Add Information during standby recovery conflicts

From: "Drouvot, Bertrand" <bdrouvot(at)amazon(dot)com>
To: Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>
Cc: <sawada(dot)mshk(at)gmail(dot)com>, <alvherre(at)alvh(dot)no-ip(dot)org>, <masahiko(dot)sawada(at)2ndquadrant(dot)com>, <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Add Information during standby recovery conflicts
Date: 2021-01-08 05:15:26
Message-ID: a0156f3c-0f42-fef2-3189-8463f86e5035@amazon.com
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Hi,

On 1/8/21 5:19 AM, Fujii Masao wrote:
>
> On 2021/01/08 11:17, Kyotaro Horiguchi wrote:
>> At Fri, 8 Jan 2021 01:32:11 +0900, Fujii Masao
>> <masao(dot)fujii(at)oss(dot)nttdata(dot)com> wrote in
>>>
>>> Attached is the updated version of the patch. This can be applied to
>>> current master.
>>>
>>> With the patch, for example, if the startup process waited longer than
>>> deadlock_timeout for the recovery conflict on the lock, the latter log
>>> message in the followings would be additionally output.
>>>
>>>      LOG: recovery still waiting after 1001.223 ms: recovery
>>> conflict on
>>>      lock
>>>      LOG: recovery finished waiting after 19004.694 ms: recovery
>>> conflict
>>>      on lock
>>
>> +                     /*
>> +                      * Emit the log message if recovery conflict on
>> buffer pin was resolved but
>> +                      * the startup process waited longer than
>> deadlock_timeout for it.
>>
>> The first line is beyond the 80th column.
>
> Thanks for pointing out this! This happened because I forgot to run
> pgindent
> for bufmgr.c. Attached is the updated version of the patch.

The patch looks good to me.

Bertrand

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