dtrace cpc

gistfile1.txt

CPU is Intel(R) Xeon(R) CPU E5-2630 v3 @ 2.40GHz.

Use cpustat -h to determine performance counters available.


Track L3 misses/hits for all modes (kernel + user) every 10,000 events (minimum is 5K).

<GZ> root@gaia [~]
# dtrace -qn 'cpc:::mem_load_uops_retired.l3_miss-all-10000,cpc:::mem_load_uops_retired.l3_hit-all-10000 { @[probename] = count(); @["total"] = count(); }'
^C

  mem_load_uops_retired.l3_miss-all-10000                          25
  mem_load_uops_retired.l3_hit-all-10000                          316
  total                                                           341