On Fri, 17 Jun 2011 20:49:41 +0200, Armin Kneip wrote: >> The computer OS running has 48-core CPU, but the OS now only can >> recognize 32-core of CPU. >> The kernel version is 2.6.26-2-amd64. > > The current Debian kernel supports only 32 cpu's. Set CONFIG_NR_CPUS to > 48 or higher and recompile your kernel.
True! :-o sm01@stt008:~$ grep -i nr_cpus /boot/config-2.6.26-2-amd64 CONFIG_NR_CPUS=32 Where is that limit coming from? It must be a rationale for doing it so. (searching...) Ah, found this thread: Debian stock kernel config -- CONFIG_NR_CPUS=32? http://lists.debian.org/debian-user/2010/10/msg01391.html Oops, no rationale then :-) Greetings, -- Camaleón -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/pan.2011.06.18.10.21...@gmail.com
