Do you mean you have N real cores (so 2N hyperthreads), and run your program with N threads?
You might be able to disable hyperthreading in the BIOS to solve this problem. I imagine that if you use 2N threads in your program, it should almost stop the clop experiment. Rémi On 29 mai 2012, at 09:39, ds wrote: > Hi, > > a little bit of topic, but I hope some of you had a simelar problem: > > Before the age of Hyperthreading (this was two weeks ago for me) I could > run clop with a high nice value on my computer and run the kgs go > program with usual value. This way I could use the computational power > which is not needed to play to do my optimization of parameters. > > Now with Hyperthreading even niced processes harm the performance a lot. > I understand, that this is a conceptional problem, as the operating > system does not know that using virtual core 0 harms virtual core 4, but > this knowledge does not help me:( > > Is this kind of usage really so unusual now, that there is no solution? > > Thanks a lot > > Detlef > > _______________________________________________ > Computer-go mailing list > [email protected] > http://dvandva.org/cgi-bin/mailman/listinfo/computer-go _______________________________________________ Computer-go mailing list [email protected] http://dvandva.org/cgi-bin/mailman/listinfo/computer-go
