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/* This script requires a command line argument, to be used in the "process"
* probe definition.
*
* For a statically build binary, that'd be the name of the binary itself.
* For dynamically built ones, point to the location of the libgrpc.so being
* used. */
global starts, times, times_per_tag
probe process(@1).mark("timing_ns_begin") {
starts[$arg1, tid()] = gettimeofday_ns();
}
probe process(@1).mark("timing_ns_end") {
tag = $arg1
t = gettimeofday_ns();
if (s = starts[tag, tid()]) {
times[tag, tid()] <<< t-s;
delete starts[tag, tid()];
}
}
probe end {
printf("%15s %9s %10s %10s %10s %10s\n", "tag", "tid", "count",
"min(ns)", "avg(ns)", "max(ns)");
foreach ([tag+, tid] in times) {
printf("%15X %9d %10d %10d %10d %10d\n", tag, tid, @count(times[tag, tid]),
@min(times[tag, tid]), @avg(times[tag, tid]), @max(times[tag, tid]));
}
printf("Per tag average of averages\n");
foreach ([tag+, tid] in times) {
times_per_tag[tag] <<< @avg(times[tag, tid]);
}
printf("%15s %10s %10s\n", "tag", "count", "avg(ns)");
foreach ([tag+] in times_per_tag) {
printf("%15X %10d %10d\n", tag, @count(times_per_tag[tag]),
@avg(times_per_tag[tag]));
}
}
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