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Re: WIP: buffer manager rewrite (take 2) - Mailing list pgsql-patches

From Bruce Momjian
Subject Re: WIP: buffer manager rewrite (take 2)
Date
Msg-id 200503030437.j234b7G06383@candle.pha.pa.us
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In response to Re: WIP: buffer manager rewrite (take 2)  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: WIP: buffer manager rewrite (take 2)
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Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > This is HUGE.  Was it because of the clock sweep?
>
> No, it was because of the elimination of the global BufMgrLock.
> Clock sweep is the price we had to pay to get that ...

Wow, certainly stunning.  Was it a big benefit only for SMP machines?

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