Ignatios Souvatzis wrote: > > On Tue, Mar 28, 2000 at 09:48:00PM +0200, Ignatios Souvatzis wrote: > > A change that might be related fixes a cache syncronization problem on > > 68040. > > This might slow down certain operations, exec would be one of the victims. > > Just looked more carefully: > > - the configure test you report does lots of exec(). A horrible lot of. > - the exec test tests exec speed, of course. > - the sh test might well depend on exec() speed a lot > - the dc test might also depend on exec() speed a lot, if it calls dc ot > just execute one command, then executes it again in a loop. > > So a cache problem, or just former cache-not-properly-handled problem, will > result in something like the observed performance hits. > Both systems use 68040 cpu. Anyway most of the rest of the tests have a drop of 3% to 5%. I think they should not have that much performance penalty. I attach the results files obtained for amiga with kernels compiled by me using the same options Regards, Inaki.
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