Shawn Walker wrote: > John Rice wrote: > >> Is anyone doing perf work on IPS and if so have you been using DTrace or >> the built in profile support in python itself? >> > > I've used it quite a bit when trying to determine the root cause of some > of our performance and download corruption issues. However, my usage > has been limited to much simpler scripts or "dtruss." > > I've used it a fair amount to determine where the slowdowns in search were. I've found the things in the DTrace toolkit to be very helpful. I've mostly used py_calltime or py_cputime (I always have to look up the difference). I've also used the python profiler when DTrace hasn't provided fine enough granularity.
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