[ltt-dev] Kernel and User Space tracers have different timestamp reference

Alexandre Montplaisir alexandre.montplaisir at polymtl.ca
Fri Nov 26 08:08:08 EST 2010


Hi folks,

I've received this bug report about kernel/UST trace synchronization. 
Anyone knows what's the status on this?

Thanks,
Alexandre


On 10-11-26 03:24 AM, Florent Boudet wrote:
> Hello,
>
> I am sorry to contact you directly instead of filling a bug, but it
> seems the option is disabled on the launchpad project...
>
> I have recorded userspace traces at the same time as kernel traces, and
> opened both with LTTv.
> Timestamp for userspace traces and timestamp for kernel traces have
> different origins, which make it difficult to analyze.
> I am not sure about the cause, this might be related to a GMT/localtime
> issue...
>
> Regards,
> Florent Boudet





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