Messages in this thread | | | Subject | Re: HyperThreading, kernel 2.6.10, 1 logical CPU idle !! | From | Boris Fersing <> | Date | Sun, 01 May 2005 15:42:48 +0200 |
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I disabled SMT in the kernel config and yet it seems to work ...
Boris.
Le samedi 30 avril 2005 à 23:37 +0200, Boris Fersing a écrit : > Robert Hancock a écrit : > > > Boris Fersing wrote: > > > >> Hi there, > >> I've a p4 HT 3,06Ghz, I've HT enabled in the BIOS and in the kernel : > >> > >> Linux electron 2.6.10-cj5 #6 SMP Fri Mar 4 02:18:08 CET 2005 i686 Mobile > >> Intel(R) Pentium(R) 4 CPU 3.06GHz GenuineIntel GNU/Linux . > >> > >> But it seems that one of my cpus is idle (gkrellm monitor or top) : > >> > >> Cpu0 : 88.0% us, 12.0% sy, 0.0% ni, 0.0% id, 0.0% wa, 0.0% hi, > >> 0.0% si > >> Cpu1 : 0.0% us, 0.3% sy, 0.0% ni, 99.7% id, 0.0% wa, 0.0% hi, > >> 0.0% si > >> > >> > >> I'm actually compiling thunderbird with MAKEOPTS="-j3", so , the second > >> should be used, shouldn't it ? > > > > > > Are you sure that it is actually compiling multiple files at once? > > > Yes I'm sure, Even if I launch more than 1 gcc, or for example, start a > compilation + video encoding (mencoder) + ... the second CPU won't work > (idle 100% or sometimes 99,9%). > > Regards, > > Boris. > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
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