Re: temporary statistics option at initdb time

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От Tom Lane
Тема Re: temporary statistics option at initdb time
Дата
Msg-id 21162.1219678190@sss.pgh.pa.us
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Ответ на Re: temporary statistics option at initdb time  (Magnus Hagander <magnus@hagander.net>)
Ответы Re: temporary statistics option at initdb time  (Magnus Hagander <magnus@hagander.net>)
Re: temporary statistics option at initdb time  (Tom Lane <tgl@sss.pgh.pa.us>)
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Magnus Hagander <magnus@hagander.net> writes:
> Tom Lane wrote:
>> I think this is introducing complication and race conditions to solve a
>> problem that no one will really care about.  Just let people change the
>> filename at SIGHUP and document that doing that on-the-fly may cause
>> stats queries to fail for a short interval.

> Ok, I'll do it that way.

BTW, it might be worth tweaking the stats collector to dump stats
immediately after responding to SIGHUP, just to narrow this window
as much as possible.

[ squint... ]  Actually, it looks like the stats collector SIG_IGNores
SIGHUP?  That can't be right (any more) can it?
        regards, tom lane


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