[ltt-dev] LTTng and multi-core

Mathieu Desnoyers compudj at krystal.dyndns.org
Wed Oct 13 18:51:07 EDT 2010

* Klein, Russell (russell_klein at mentor.com) wrote:
> An additional data point on the message forwarded by Francois
> (http://lttng.org/pipermail/ltt-dev/2010-October/003369.html) :
> I added the function sched_getcpu() to the application, so I could see
> the core id for each thread as it was launched.  The core-id as reported
> by the sched_getcpu does *not* match the values in the CPUID field in
> the event viewer.  It appears that the values in the event viewer are
> incorrect.

Can you try viewing your trace with the LTTV viewer and compare ?

It's available on the http://lttng.org website.



Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.

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