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author | William Cohen <wcohen@localhost.localdomain> | 2008-04-24 12:20:13 -0400 |
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committer | William Cohen <wcohen@localhost.localdomain> | 2008-04-24 12:20:13 -0400 |
commit | 7f79ea13a0f64573ce13353257d322ae49ef0c27 (patch) | |
tree | 60de8da5af4c2bcc26abfb9430fdca66bdc20b98 /testsuite/systemtap.examples/small_demos/top.stp | |
parent | f90f92615df6ff2a62282359281889597e5dbf17 (diff) | |
download | systemtap-steved-7f79ea13a0f64573ce13353257d322ae49ef0c27.tar.gz systemtap-steved-7f79ea13a0f64573ce13353257d322ae49ef0c27.tar.xz systemtap-steved-7f79ea13a0f64573ce13353257d322ae49ef0c27.zip |
Move examples to testsuite/systemtap.examples
Diffstat (limited to 'testsuite/systemtap.examples/small_demos/top.stp')
-rwxr-xr-x | testsuite/systemtap.examples/small_demos/top.stp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/testsuite/systemtap.examples/small_demos/top.stp b/testsuite/systemtap.examples/small_demos/top.stp new file mode 100755 index 00000000..b46b9940 --- /dev/null +++ b/testsuite/systemtap.examples/small_demos/top.stp @@ -0,0 +1,24 @@ +#!/usr/bin/env stap +# +# This script continuously lists the top 20 systemcalls on the system +# + +global syscalls + +function print_top () { + printf ("SYSCALL\t\t\t\tCOUNT\n") + foreach ([name] in syscalls- limit 20) + printf("%-20s\t\t%5d\n",name, syscalls[name]) + printf("--------------------------------------\n") + delete syscalls +} + +probe syscall.* { + syscalls[probefunc()]++ +} + +# print top syscalls every 5 seconds +probe timer.ms(5000) { + print_top () +} + |