Re: Reducing power consumption on idle servers - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Reducing power consumption on idle servers
Date
Msg-id 3641157.1646347768@sss.pgh.pa.us
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In response to Re: Reducing power consumption on idle servers  (Jim Nasby <nasbyj@amazon.com>)
Responses Re: Reducing power consumption on idle servers  (Zheng Li <zhengli10@gmail.com>)
List pgsql-hackers
Jim Nasby <nasbyj@amazon.com> writes:
> I'm wondering if it'd be worth linking autovac wakeup from a truly idle 
> state to the stats collector. If there's no stats messages coming in 
> clearly there's nothing new for autovac.

That seems pretty scary in the current system design, where the
stats collector is intentionally not 100% reliable (and sometimes,
less intentionally, it fails completely).  If we get to a place
where we're willing to bank on stats being collected 100% of the
time, it might make sense.

            regards, tom lane



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