profiling question
Simon Marlow
simonmar@microsoft.com
Thu, 27 Mar 2003 14:01:10 -0000
> I think this question was asked by someone else as part of another
> thread back in January, but I couldn't find an answer on the list
> archive. What do the zeros for "entries" mean in a time profiling
> report? If I want to know why "getAppropriatePreds" takes up so much
> time (14.7%) in my code, does the zero mean an overflowed=20
> count or that
> the cost centre has never been entered? I'm using 5.04.2 on Linux, and
> my program is compiled with -O -prof -auto-all.
>=20
> compose InfrequentCheck 1137 12280580 2.1 2.5=20
> 2.1 2.5
> align InfrequentCheck 1127 0 3.7 =20
> 6.2 8.3=20
> 6.7
> align2 InfrequentCheck 1139 8577943 0.4 0.0=20
> 0.4 0.0
> lookupModeArgs InfrequentCheck 1136 86747940 4.2 0.4=20
> 4.2 0.4
> getAppropriatePreds InfrequentCheck 1126 0 14.7 6.6=20
> 14.7 6.6
I think the best answer to give here is that the entries count is not at
all reliable. Please feel free to file a bug, we'll get around to it
next time I have the profiling system paged in ;-)
Cheers,
SImon