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From: Udo van den Heuvel <udovdh@xs4all.nl>
To: linux-kernel@vger.kernel.org
Subject: Re: 2.6.18 w/ GPS time source: worse performance
Date: Thu, 19 Oct 2006 16:14:23 +0200	[thread overview]
Message-ID: <4537883F.4000305@xs4all.nl> (raw)
In-Reply-To: <200610181957.k9IJvw4m013149@turing-police.cc.vt.edu>

Valdis.Kletnieks@vt.edu wrote:
> On Wed, 18 Oct 2006 18:44:59 +0200, Udo van den Heuvel said:
>> It is stuff that is visible by watching ntpq -pn output, by letting mrtg
>> graph stuff, etc. Watch the offset and jitter collumns.
>> Check /usr/sbin/ntpdc -c kerninfo output. Graph that stuff.
> 
> So... you've presumably done that while identifying there is an issue.
> Please share the results.  Have you tried booting back into a 2.6.17
> or so and seen offset/jitter improve?  etc etc etc.

Did not yet try 2.6.17 again since I only shortly have been looking into
this issue.
Other people also see worse performance with 2.6.18 so the need to do
the 2.6.17 thing is a bit less.

      parent reply	other threads:[~2006-10-19 14:14 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-17 15:25 2.6.18 w/ GPS time source: worse performance Udo van den Heuvel
2006-10-17 16:46 ` Lee Revell
2006-10-17 17:07   ` Udo van den Heuvel
2006-10-18 15:20   ` Udo van den Heuvel
2006-10-18 16:36     ` Lee Revell
2006-10-18 16:44       ` Udo van den Heuvel
2006-10-18 19:57         ` Valdis.Kletnieks
2006-10-18 21:46           ` Lee Revell
2006-10-18 23:17             ` john stultz
2006-10-19 14:12               ` Udo van den Heuvel
2006-10-19 14:14           ` Udo van den Heuvel [this message]

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