Re: Location for pgstat.stat - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Location for pgstat.stat
Date
Msg-id 17913.1214939463@sss.pgh.pa.us
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In response to Re: Location for pgstat.stat  (Magnus Hagander <magnus@hagander.net>)
Responses Re: Location for pgstat.stat  (Magnus Hagander <magnus@hagander.net>)
Re: Location for pgstat.stat  (Greg Smith <gsmith@gregsmith.com>)
List pgsql-hackers
Magnus Hagander <magnus@hagander.net> writes:
> Tom Lane wrote:
>> Hmm ... that would almost certainly result in the stats being lost over
>> a system shutdown.  How much do we care?

> Only for those who put it on a ramdrive. The default, unless you
> move/sync it off, would still be the same as it is today. While not
> perfect, the performance difference of going to a ramdrive might easily
> be enough to offset that in some cases, I think.

Well, what I was wondering about is whether it'd be worth adding logic
to copy the file to/from a "safer" location at startup/shutdown.
        regards, tom lane


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