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Date:      Fri, 25 Jun 1999 19:25:19 +0200
From:      Sheldon Hearn <sheldonh@uunet.co.za>
To:        Thomas Schuerger <schuerge@wjpserver.CS.Uni-SB.DE>
Cc:        "Jose M. Alcaide" <jose@we.lc.ehu.es>, schuerge@cs.uni-sb.de, freebsd-bugs@FreeBSD.ORG
Subject:   Re: kern/12381: Bad scheduling in FreeBSD 
Message-ID:  <21531.930331519@axl.noc.iafrica.com>
In-Reply-To: Your message of "Fri, 25 Jun 1999 19:11:37 %2B0200." <199906251711.TAA01416@wjpserver.cs.uni-sb.de> 

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On Fri, 25 Jun 1999 19:11:37 +0200, Thomas Schuerger wrote:

> Updating the ports with 2 rc5des (notice: 2 processors) processes
> in the background (niced to +20):

John Polstra, the author of CVSup, would be the first to tell you that
CVSup is a CPU hog itself. This isn't the right test to be using.

> I have exported a directory via NFS and NFS accesses are VERY MUCH
> slower from a remote machine, 

Again, NFS is something that _does_ require CPU. Use a real test like
FTP on a large file when the network is not loaded.

It's not that I'm not interested, it's just that my experience of
FreeBSD differs radically from what you're suggesting. It would be good
if you could produce a test that

	a) Demonstrates a serious problem that affects real-world
	   scenarios, and

	b) Is measureable using appropriate tests.

Ciao
Sheldon.


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