[PERFORM] Tweaking a C Function I wrote

2005-04-06 Thread Adam Palmblad
I wanted to see if I could squeeze any more performance out of a C set returning function I wrote. As such, I looked to a profiler. Is it possible to get profile information on the function I wrote? I've got postmaster and my function compiled with profiling support, and can find the

Re: [PERFORM] Tweaking a C Function I wrote

2005-04-06 Thread Neil Conway
Adam Palmblad wrote: can I actually look at the call tree that occurs when my function is being executed or will I be limited to viewing calls to functions in the postmaster binary? You're the one with the gprof data, you tell us :) It wouldn't surprise me if gprof didn't get profiling data for

Re: [PERFORM] Tweaking a C Function I wrote

2005-04-06 Thread Tom Lane
Neil Conway [EMAIL PROTECTED] writes: It wouldn't surprise me if gprof didn't get profiling data for dlopen'ed shared libraries (I haven't checked), but I think both oprofile and callgrind should be able to. None of the platforms I use are very good at this :-(. Consider building a special