Re: 2.6.14-rc4-rt7

From: William Weston
Date: Wed Oct 26 2005 - 19:43:14 EST


On Wed, 26 Oct 2005, john stultz wrote:

> I'm grabbing rt7 to try to reproduce this. Not yet sure what the cause
> could be. From Rui's dmesg the tsc clocksource was being used, I assume
> this is the case with you as well, William?

I found a relatively quick way to trigger the 'time warp' and 'BUG in
get_monotonic_clock_ts' warnings.

while [ 1 ]; do /bin/date > /dev/null; done

I got 1 to 3 warnings a minute (for the first 5 minutes) with a debug -rt7
on the xeon/smt box. ymmv.


--ww
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