Re: pgstat_reset_remove_files ignores its argument

From: Tomas Vondra <tv(at)fuzzy(dot)cz>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: pgstat_reset_remove_files ignores its argument
Date: 2013-08-16 19:47:51
Message-ID: 520E81E7.7040103@fuzzy.cz
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On 16.8.2013 21:38, Robert Haas wrote:
> On Wed, Aug 14, 2013 at 12:13 AM, Jeff Janes <jeff(dot)janes(at)gmail(dot)com>
> wrote:
>> in 9.3 and 9.4, pgstat_reset_remove_files uses the global variable
>> pgstat_stat_directory rather than the argument it is passed,
>> "directory". On crash recovery, this means the tmp directory gets
>> cleared twice and the permanent pg_stat doesn't get cleared at
>> all.
>>
>> It seems like the obvious one line change would fix it, but I
>> haven't tested it because I don't know how to cause a crash without
>> pg_stat already being empty.
>
> I think there are three lines to change, as in the attached patch.
>
> Am I wrong?
>
> ...Robert

I think the patch is OK.

Tomas

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