lkml.org 
[lkml]   [2000]   [Nov]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: [PATCH] Re: Negative scalability by removal of
    Date
    From
    > Anyway, version 2 below uses LIFO for the accept() wakeups.  This
    > appears to be a 5%-10% win for Apache. The browsing loop for
    > exclusive tasks will now pull in cachelines 0 and 2, rather
    > than the previous 0 and 1.

    That makes it much worse for the newest cpus which use 64byte lines (Athlon
    and PIV)
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 12:45    [W:0.033 / U:0.876 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site