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From Dirk-Willem van Gulik <dirk.vangu...@jrc.it>
Subject Re: madvise/solaris
Date Mon, 09 Mar 1998 08:04:27 GMT

On Sun, 8 Mar 1998, Dean Gaudet wrote:

> If anyone is running a high volume site on solaris you may want to
> consider inserting madvise() calls into send_mmap to tell the kernel that
> you're going to do sequential reading.  If benchmarks show it to be a win
> submit a patch back please :)

Sorry Dean; I barely see any difference, if any it is 0.5% slower. And
that is when pushing the machine to be cpu/mem/disc limited, rather than
(as we usually are) outgoing network bandwith limited. (This is on 5.5.1
with 128Mb)

Dw


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