lkml.org 
[lkml]   [2006]   [Mar]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: 2.6.16rc5 'found' an extra CPU.
    On Wed, Mar 01, 2006 at 07:55:25PM -0500, Chuck Ebbert wrote:
    > In-Reply-To: <20060301230317.GF1440@redhat.com>
    >
    > On Wed, 1 Mar 2006 18:03:17, Dave Jones wrote:
    >
    > > (17:59:38:davej@nemesis:~)$ cat /sys/devices/system/cpu/cpu0/topology/core_siblings
    > > 00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000001
    > > (17:59:47:davej@nemesis:~)$ cat /sys/devices/system/cpu/cpu1/topology/core_siblings
    > > 00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000002
    > >
    > > Neither of these CPUs are HT / dual-core, so shouldn't these be the same ?
    >
    > Those are bitmaps. 1 => only bit 0 is set => CPU 0 is all alone.
    >
    > Did you really build a 256-CPU SMP kernel or is ACPI ignoring CONFIG_NR_CPUS
    > or something?

    Yes, it's =256.

    Dave

    -
    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/

    \
     
     \ /
      Last update: 2006-03-02 02:13    [W:0.022 / U:0.228 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site