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Subject: Re: performance issues
From: Rafi Sadowsky (rafimeron.openu.ac.il)
Date: Thu May 18 2000 - 14:11:18 CDT

On Thu, 18 May 2000, Brad Knowles wrote:

> At 7:24 PM +0200 2000/5/18, Brad Knowles wrote:
>
> > For an average of 51.282 messages/second. Now, let's see what
> > happens with striping.... ;-)
 Did you attempt to optimise the interlace size - or did you just use the
default ?
>
> That's interesting. Striping actually slowed it down:
>
> /usr/bin/time ./smtp-source -m1000 -s20 -l15360 -c
> -tnulllocalhost localhost
> 1000
>
> real 23.7
> user 1.0
> sys 2.8
>
> Now I'm only averaging 42.194 messages per second. Hmm. I think
> I want to throw bonnie++ 1.0a and postmark at this, and see what they
> turn up....
>
> --
> These are my opinions -- not to be taken as official Skynet policy
> ======================================================================
> Brad Knowles, <blkskynet.be> || Belgacom Skynet SA/NV
> Systems Architect, Mail/News/FTP/Proxy Admin || Rue Colonel Bourg, 124
> Phone/Fax: +32-2-706.13.11/12.49 || B-1140 Brussels
> http://www.skynet.be || Belgium
>
>