Analyzers
Talk to fellow users of Intel Analyzer tools (Intel VTune™ Profiler, Intel Advisor)
4999 Discussions

How to detect cpu migrations by VTune

LIU_Q_
Beginner
476 Views

How do I detect the cpu migrations of a program by VTune?

0 Kudos
1 Solution
David_A_Intel1
Employee
476 Views

You can use the Timeline Grouping to group by "Thread / H/W Context".  This will show which core the thread ran on at various times.

TimelineGrouping.PNG

View solution in original post

0 Kudos
2 Replies
Divino_C_
New Contributor I
476 Views

I'm not sure how you can use VTune to do that, but you can use Linux Perf (assuming you are using Linux):

perf stat -e cpu-migrations -- /path/to/your/program

0 Kudos
David_A_Intel1
Employee
477 Views

You can use the Timeline Grouping to group by "Thread / H/W Context".  This will show which core the thread ran on at various times.

TimelineGrouping.PNG

0 Kudos
Reply