Top mode for PMC
pmcstat -Sinstructions -T ~/pmctest/prog/pmctest 10000
hotkeys:
- f : replace empty cost function name by “.”
- c+d : delta mode (default)
- c+a : accumulated mode
- n : next view (tree vs top cost)
- p : next PMC
- m : merge PMC with same name (ie merge all CPU sample) (default)
- ' ' : pause
- q : exit
-o is also working and periodically output a snap in the file
Display the following output updated each 5s (default).
Tips: Using log file for output can do periodic snapshot of the system for an interesting view of a workload.
View 1:
View 2:
