Current File : //usr/share/systemtap/examples/profiling/graphcall.stp
#!/usr/bin/stap
# When the output of this script is fed to stapgraph, it produces a
# mousable event line with events at each call of interest. When the
# event is hovered over, the backtrace is displayed in stapgraph.
probe begin
{
printf("%%DataSet:call 75 ff0000 discreet\n")
printf("call %%Title:Calls to %s\n", @2)
printf ("call %%XAxisTitle:Time\n")
printf ("%%LineEnd:0\n")
}
probe process(@1).function(@2).call {
printf("call %d ", gettimeofday_ms())
print_ubacktrace_brief();
printf("%c", 0)
}
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