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From: Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
To: Mark Nipper <nipsy@bitgnome.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: AMD64: timer is running twice as fast as it should (again??)
Date: Tue, 21 Dec 2004 10:10:24 +0100	[thread overview]
Message-ID: <87sm60auf3.fsf@londo.ultra.csn.tu-chemnitz.de> (raw)
In-Reply-To: <20041220210909.GA49579@king.bitgnome.net> (Mark Nipper's message of "Mon, 20 Dec 2004 15:09:09 -0600")

Mark Nipper <nipsy@bitgnome.net> writes:

>> with 2.6 kernels, the timer on AMD64 runs exactly twice as fast as
>> expected. E.g. 'sleep 10' returns after 5 seconds external time.
>> 
>> This behavior was seen with Fedora Core 3 kernel 2.6.9-1.681_FC3 and
>> 2.6.10-rc3-bk13 (both x86_64 mode).
>> 
>> System information can be found at
>>                 http://www.tu-chemnitz.de/~ensc/hw/amd64
>
> 	Seem like something specific to Fedora or the bk branch
> then because I'm running 2.6.10-rc3 under x86_64 and it sleeps as
> long as it should.

Thanks for your testing but I can reproduce it both with vanilla 2.6.9
and 2.6.10-rc3. The used .config can be found at

          http://www.tu-chemnitz.de/~ensc/hw/amd64/config.txt




Enrico

  reply	other threads:[~2004-12-21  9:12 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-20 20:48 Enrico Scholz
2004-12-20 21:09 ` Mark Nipper
2004-12-21  9:10   ` Enrico Scholz [this message]
2004-12-21  9:29     ` Mark Nipper
2004-12-21 10:04       ` Enrico Scholz

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