lkml.org 
[lkml]   [2004]   [Jan]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: Is there a way to keep the 2.6 kjournald from writing to idle disks? (to allow spin-downs)
    Micha Feigin wrote:
    >>My curiosity isn't completely gone, though, so maybe one day I'll try to
    >>find out who-is-trying-to-read-what, "find -atime ..." didn't reveal the
    >>secret
    >>yet.
    >
    > It might help you find the culprit. There is a laptopmode patch
    > for 2.6. If you echo a number n larger then 1 into
    > /proc/sys/vm/laptopmode it will dump the first n disk accesses to the
    > console (The docs that come with the patch have the complete
    > description).

    This was true in the first version (for /proc/sys/vm/block_dump, not
    laptop_mode), however, this approach was then shot down in favor of a
    simple on/off flag.

    --Bart
    -
    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: 2005-03-22 14:00    [W:0.045 / U:31.740 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site