| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Larry Rosenman <ler(at)lerctr(dot)org> |
| Cc: | Alvaro Herrera <alvherre(at)atentus(dot)com>, andrew(at)libertyrms(dot)info, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: tweaking MemSet() performance |
| Date: | 2002-08-30 00:09:33 |
| Message-ID: | 200208300009.g7U09XF10228@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
Larry Rosenman wrote:
> On Thu, 2002-08-29 at 18:53, Alvaro Herrera wrote:
> > En Thu, 29 Aug 2002 19:35:13 -0400 (EDT)
> > Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> escribi?:
> >
> > > In your results it seems to suggest that memset() gets slower for longer
> > > buffer lengths, and a for loop starts to win at longer sizes. Should I
> > > pull out my Solaris kernel source and see what memset() is doing?
> >
> > No, because memset() belongs to the libc AFAICS... Do you have source
> > code for that?
> and if you do, what vintage is it? I believe Solaris has mucked with
> stuff over the last few rev's.
8.0. Looks like there is interested so I will dig the CD's out of the
the box the moves moved and take a look. Now where is that...
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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