The perfex Command
perfex [-e e0][-e e1][-a][-mp][-y][-s][-x] cmd [args]
where
- e0 and e1 are the event identifiers; should belong to non-overlapping groups (i.e. 0-15 one and 16-31 another)
- -a multiplex all events
- -mp report counts for each thread, as well as totals
- -y give timing estimates for each count and general statistics
- -s start/stop counting on the USR1/USR2 signal
- -x count events on exception as well
-
………………. output from swp execution
Issued loads ……………………………………………………. 13847619
Primary data cache misses …………………. 2310349
………………. output from swp execution
Issued stores ……………………………………………………. 9176152
Secondary data cache misses ………………. 9029
Interpretation of event counters requires a model!