 | | | Time going backwards | Time going backwards 2005-12-03 - By Arjan van de Ven
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On Sat, 2005-12-03 at 11:22 -0600, Ed Wilts wrote:
> I'm working with a 3rd party vendor whose software isn't happy with our
> time going backwards. This is happening even without ntp running. It
> isn't consistent on all systems, but I've got at least 2 DL380 dual-cpu
> systems that have this issue. So far I've seen it only on these 2 DL380
> systems (both happen to have fiber cards in them). Other DL380s running
> the same release don't have the problem (but none have fiber cards -
> whether that has any bearing on the problem or not I don't know). These
> are all running fully up2date RHEL 3. All have hyperthreading enabled
> on 3.06 Ghz Xeon processors.
try booting with "notsc" as kernel option.... in modern servers the
cpu's tsc counter is no longer reliable for time keeping...
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