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From: Robert Hancock <hancockr@shaw.ca>
To: linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Dual Xeon Time skips with 2.6
Date: Tue, 11 Oct 2005 18:18:11 -0600	[thread overview]
Message-ID: <434C5643.3040706@shaw.ca> (raw)
In-Reply-To: <4WyVi-5Xb-15@gated-at.bofh.it>

Bill Davidsen wrote:
> This sounds familiar, although much larger than what I see, is it 
> possible for an Intel dual core CPU to do this as well? I sometimes see 
> very unintuitive timestamps on network stuff.

As far as I know that shouldn't happen.. though people thought the same 
thing with AMD dual core CPUs and it turns out the TSCs can apparently 
drift, I believe this was recently changed.

Can you verify whether or not this sort of time skew is actually happening?

-- 
Robert Hancock      Saskatoon, SK, Canada
To email, remove "nospam" from hancockr@nospamshaw.ca
Home Page: http://www.roberthancock.com/


       reply	other threads:[~2005-10-12  0:14 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <4WbYJ-3Jt-17@gated-at.bofh.it>
     [not found] ` <4WbYJ-3Jt-15@gated-at.bofh.it>
     [not found]   ` <4WyVi-5Xb-15@gated-at.bofh.it>
2005-10-12  0:18     ` Robert Hancock [this message]
     [not found] <4WbFk-3iC-33@gated-at.bofh.it>
2005-10-10 19:55 ` Dual Xeon Time skips with 2.6 Robert Hancock
2005-10-11 11:24   ` Cornelius Thiele
2005-10-11 20:22   ` Bill Davidsen
2005-10-10 19:35 Cornelius Thiele

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