Re: [PATCHES] Try again: S_LOCK reduced contentionh] - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: [PATCHES] Try again: S_LOCK reduced contentionh]
Date
Msg-id 199805081731.NAA09818@candle.pha.pa.us
Whole thread Raw
Responses Re: [PATCHES] Try again: S_LOCK reduced contentionh]
List pgsql-hackers
>
> >
> > OK, here is my argument for inlining tas().
>
> I am going out of town till Monday, so don't have time to give this
> the thoughtful response it deserves. I will get back to you on this as
> I am not quite convinced, but obviously in the face of this I need to
> explain my reasoning.

Sure.  I just know that the reduction from 0.28 to 0.08 was performed
one 0.01 at a time.  See the MemSet() macro.  I am sure you will hate it
too, but it did reduce the number of calls to memset() and reduced
wallclock execution time as measured from the client.

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