massive time drift. NTP help required

[Henry Ritzlmayr]

Am Freitag, den 01.06.2007, 06:44 -0600 schrieb Mark Hutchinson:
> So you attribute this to hardware or to a kernel issue?

A little bit of both I guess. Intel contributed several patches for
kernel 2.6.21 which obviously sorts that out. By using my google voodoo,
at that time I had that problem, I found a guy with a similar issue with
an intel mainboard. Same problem - same cause - same solution. 

Henry

PS: please don´t top post

> 
> 
> On 6/1/07, Henry Ritzlmayr <fedora-list at rc0.at> wrote:
>         Am Freitag, den 01.06.2007, 06:26 -0600 schrieb Mark
>         Hutchinson:
>         
>         <snip>
>         
>         >
>         > Anyone have any thoughts on what could be up with this?
>         > Other things I can try.  I am not sure why my clock is off
>         this much.
>         > All brand new hardware as well.
>         
>         I had the same problem with an ASUS "P5B-VM DO". Time drift
>         was exactly 
>         1 second per minute or as you describe it 1 minute per hour.
>         
>         I also got lost ticks warnings in /var/log/messages.
>         
>         I got rid of the time drift problem by enabling AMT within the
>         BIOS and
>         disabling the LAN Controller! Obviously even AMT is disabled
>         (by 
>         default) there is still something hogging the interrupts which
>         caused
>         the time drift on my system. After disabling the LAN
>         Controller, AMT can
>         be disabled for good now.
>         
>         I had the problem with any FC6 kernel. FC7 kernels where not
>         affected. 
>         
>         Henry
>         
>         
>         
>         
>         
>         >
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