Re: Fun little performance IMPROVEMENT... - Mailing list pgsql-performance

From grant@amadensor.com
Subject Re: Fun little performance IMPROVEMENT...
Date
Msg-id 9222245723d86e1dee3a6f424f04974a.squirrel@grant.boldlygoingnowhere.org
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In response to Re: Fun little performance IMPROVEMENT...  (Scott Carey <scott@richrelevance.com>)
List pgsql-performance
>
> My guess is its something hypervisor related.   If this happened on direct
> hardware I'd be more surprised.  Hypervisors have all sorts of stuff going
> on, like throttling the number of CPU cycles a vm gets.  In your idle
> case, your VM might effectively occupy 1Ghz of a CPU, but 2Ghz in the
> loaded case.
>
I will be building a new machine this weekend on bare hardware.   It won't
be very big on specs, but this is only 5 million rows, so it should be
fine.   I will try it there.


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