[lkml]   [1999]   [May]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [RFT] 2.2.8_andrea1 wake-one [Re: Overscheduling DOES happen with high web server load.]
    I will take a look at it this morning and get back to you.


    Digital/Compaq: HPSD/Benchmark Performance Engineering

    On Wed, 12 May 1999, Andrea Arcangeli wrote:

    > On Fri, 7 May 1999, Andrea Arcangeli wrote:
    > >I'll provide you a patch shortly to try out.
    > Phillip, could you try it out:
    > under heavy web load? (should run fine on alpha too as far as stock-2.2.8
    > is just fine too)
    > Note: it has also my wake-one on accept that just address completly the
    > overscheduling problem. But to achieve performances by it you must make
    > sure that _all_ apache tasks are sleeping in accept(2) and not in
    > flock(2)/fcntl(2)/whatever. Maybe you'll need to patch apache to achieve
    > that (I also seen a patch floating on the list, maybe you only need to
    > grap such patch and apply/reverse it over the apache tree).
    > I would like if you would make comparison with a clean 2.2.8 (or with
    > pre-2.3.1 even if I have not seen it yet).
    > Andrea Arcangeli

    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    Please read the FAQ at

     \ /
      Last update: 2005-03-22 13:51    [W:0.020 / U:9.148 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site