This is the level of state-of-the-Art Java profilers operate with. Cheers, Alexandre
On 8 Jan 2010, at 14:48, csra...@bol.com.br wrote: > I don't want to rain in your folks party, but a nanosecond is a > millionth of a millisecond. Also, it is at the timing of silicon > memory access on present microcomputers. > > Isn't enough you increase the accuracy of the timing by one thousand > looking for a solution to get *microsecond* resolution? > > HTH, > > -- > Cesar Rabak > > > > Em 07/01/2010 20:57, Alexandre Bergel < alexan...@bergel.eu > > escreveu: > > > Ok, good to know. > > Thanks Igor, > Alexandre > > > On 7 Jan 2010, at 19:29, Igor Stasenko wrote: > >> 2010/1/7 Alexandre Bergel : >>> Hi! >>> >>> I am currently working on a new profiler for Pharo. The idea is to >>> graphically renders a profiling using Mondrian. I hope to release it >>> soon. >>> When discussing with an expert in the field (Walter Binder), the >>> question about time grain was raised. I am partly based on >>> MessageTally, which has a millisecond grain. Anyone is aware of a >>> finer grain? At the level of nanosecond? Does it makes sense since >>> there is no JIT (yet)? >>> >> >> AFAIK, there's no primitives in VM, which provide timing with >> nanosecond precision. >> >> >>> Cheers, >>> Alexandre >>> -- >>> _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;: >>> Alexandre Bergel http://www.bergel.eu >>> ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;. >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> Pharo-project mailing list >>> Pharo-project@lists.gforge.inria.fr >>> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project >>> >> >> >> >> -- >> Best regards, >> Igor Stasenko AKA sig. >> >> _______________________________________________ >> Pharo-project mailing list >> Pharo-project@lists.gforge.inria.fr >> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > > -- > _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;: > Alexandre Bergel http://www.bergel.eu > ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;. > > > > > > > _______________________________________________ > Pharo-project mailing list > Pharo-project@lists.gforge.inria.fr > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > > > _______________________________________________ > Pharo-project mailing list > Pharo-project@lists.gforge.inria.fr > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > -- _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;: Alexandre Bergel http://www.bergel.eu ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;. _______________________________________________ Pharo-project mailing list Pharo-project@lists.gforge.inria.fr http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
