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author | gnn <gnn@FreeBSD.org> | 2012-05-12 20:38:18 +0000 |
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committer | gnn <gnn@FreeBSD.org> | 2012-05-12 20:38:18 +0000 |
commit | 4297c1b2d07fec7f50b70e26e3adb4d062b19e15 (patch) | |
tree | aec2772e8855e6dbaea6d8136ed0c47bcb825dee /Examples/pidpersec_example.txt | |
parent | 111c75a23278cd9317f0a13867c22ee0f6c95b26 (diff) | |
download | FreeBSD-src-4297c1b2d07fec7f50b70e26e3adb4d062b19e15.zip FreeBSD-src-4297c1b2d07fec7f50b70e26e3adb4d062b19e15.tar.gz |
Add the remaining scripts from the DTraceToolkit, version 0.99, to the
vendor tree.
http://www.brendangregg.com/dtrace.html#DTraceToolkit
Diffstat (limited to 'Examples/pidpersec_example.txt')
-rw-r--r-- | Examples/pidpersec_example.txt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Examples/pidpersec_example.txt b/Examples/pidpersec_example.txt new file mode 100644 index 0000000..11f6bd7 --- /dev/null +++ b/Examples/pidpersec_example.txt @@ -0,0 +1,33 @@ +The following is a demonstration of the pidpersec.d script. + + +Here the program is run on an idle system, + + # ./pidpersec.d + TIME LASTPID PID/s + 2005 Jun 9 22:15:09 3010 0 + 2005 Jun 9 22:15:10 3010 0 + 2005 Jun 9 22:15:11 3010 0 + 2005 Jun 9 22:15:12 3010 0 + 2005 Jun 9 22:15:13 3010 0 + ^C + +This shows that there are now new processes being created. + + + +Now the script is run on a busy system, that is creating many processes +(which happen to be short-lived), + + # ./pidpersec.d + TIME LASTPID PID/s + 2005 Jun 9 22:16:30 3051 13 + 2005 Jun 9 22:16:31 3063 12 + 2005 Jun 9 22:16:32 3073 10 + 2005 Jun 9 22:16:33 3084 11 + 2005 Jun 9 22:16:34 3096 12 + ^C + +Now we can see that there are over 10 new processes created each second. +The value for lastpid confirms the rates printed. + |