adulau/aha
1
0
Fork 0
mirror of https://github.com/adulau/aha.git synced 2024-12-28 11:46:19 +00:00
Code Issues Projects Releases Packages Wiki Activity
aha/Documentation/perf_counter
History
Ingo Molnar d7c29318c2 perf_counter tools: Print 'CPU utilization factor' in builtin-stat 
Before:

 Performance counter stats for '/home/mingo/hackbench':

    5728.862689  task clock ticks     (msecs)
          34426  context switches     #        0.006 M/sec
           3835  CPU migrations       #        0.001 M/sec
          18158  pagefaults           #        0.003 M/sec
    16218109156  CPU cycles           #     2830.947 M/sec
    13519616840  instructions         #     2359.913 M/sec
       55941661  cache references     #        9.765 M/sec
       23554938  cache misses         #        4.112 M/sec

 Wall-clock time elapsed:   528.886980 msecs

After:

 Performance counter stats for '/home/mingo/hackbench':

    5845.443541  task clock ticks     #      11.886 CPU utilization factor
          38289  context switches     #       0.007 M/sec
           4208  CPU migrations       #       0.001 M/sec
          17755  pagefaults           #       0.003 M/sec
    16664668576  CPU cycles           #    2850.882 M/sec
    13468113991  instructions         #    2304.036 M/sec
       57445468  cache references     #       9.827 M/sec
       26896502  cache misses         #       4.601 M/sec

 Wall-clock time elapsed:   491.802357 msecs

Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-05-30 12:41:12 +02:00
..
Documentation perf_counter tools: Document '--' option parsing terminator 2009-05-29 00:02:33 +02:00
util perf_counter tools: Optionally pass a symbol filter to the dso load routines 2009-05-28 23:25:44 +02:00
.gitignore perf_counter tools: add in basic glue from Git 2009-04-20 17:36:48 +02:00
builtin-help.c perf_counter tools: Introduce stricter C code checking 2009-05-27 08:10:35 +02:00
builtin-record.c perf_counter tools: Document '--' option parsing terminator 2009-05-29 00:02:33 +02:00
builtin-report.c perf_counter tools: Shorten the DSO names using cwd 2009-05-29 19:14:08 +02:00
builtin-stat.c perf_counter tools: Print 'CPU utilization factor' in builtin-stat 2009-05-30 12:41:12 +02:00
builtin-top.c perf_counter tools: Add locking to perf top 2009-05-30 11:34:00 +02:00
builtin.h perf_counter: First part of 'perf report' conversion to C + elfutils 2009-05-26 13:52:53 +02:00
command-list.txt perf_counter: First part of 'perf report' conversion to C + elfutils 2009-05-26 13:52:53 +02:00
design.txt perf_counter: documentation update 2009-05-01 13:23:45 +02:00
Makefile perf_counter tools: Move symbol resolution classes from report to libperf 2009-05-28 23:25:42 +02:00
perf.c perf_counter: First part of 'perf report' conversion to C + elfutils 2009-05-26 13:52:53 +02:00
perf.h perf_counter tools: increase limits, fix 2009-05-25 09:59:50 +02:00