Messages in this thread |  | | Date | Sat, 11 Jan 1997 13:17:59 +0100 | From | Uwe Bonnes <> | Subject | Re: More cluuse, was: Re: Wierd IDE/Triton behavior |
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>>>>> "tenthumbs" == tenthumbs <tenthumbs@cybernex.net> writes:
tenthumbs> ... tenthumbs> Luckily, I found out that you can profile a kernel even it if tenthumbs> wasn't originally compiled with profiling support. (A tenthumbs> definite feature.) One very obvious difference between a tenthumbs> slow run and a fast one is that shrink_specific_buffers is tenthumbs> called 6970 times in a slow run but *never* in a fast one.
tenthumbs> I know nothing about Linux memory management, but it appears tenthumbs> that there are certain initial conditions that can cause big tenthumbs> performance hits.
Hallo,
could you please write a README how you did profiling on a kernel not compiled for profiling? I think, this can be usefull for others to, and could perhaps be added to the Linux-documentation directory.
Bye
Uwe Bonnes bon@elektron.ikp.physik.th-darmstadt.de
Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt --------- Tel. 06151 162516 -------- Fax. 06151 164321 ----------
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