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Re: track_io_timing default setting - Mailing list pgsql-hackers

From Tom Lane
Subject Re: track_io_timing default setting
Date
Msg-id 3937045.1639149626@sss.pgh.pa.us
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In response to track_io_timing default setting  (Jeff Janes <jeff.janes@gmail.com>)
Responses Re: track_io_timing default setting  (Laurenz Albe <laurenz.albe@cybertec.at>)
RE: [EXTERNAL] Re: track_io_timing default setting  ("Godfrin, Philippe E" <Philippe.Godfrin@nov.com>)
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Jeff Janes <jeff.janes@gmail.com> writes:
> Can we change the default setting of track_io_timing to on?

That adds a very significant amount of overhead on some platforms
(gettimeofday is not cheap if it requires a kernel call).  And I
doubt the claim that the average Postgres user needs this, and
doubt even more that they need it on all the time.
So I'm -1 on the idea.

            regards, tom lane

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