[lkml]   [2012]   [Jan]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [RFC 0/3]block: An IOPS based ioscheduler
    On Mon, Jan 09, 2012 at 09:26:45AM +0800, Shaohua Li wrote:

    > > Could you for example compare a latency of reads while running heavy
    > > background writing between CFQ and your scheduler? Loads like this where
    > > original motivation for CFQ I believe.
    > CFQ supports preemption, FIOPS doesn't, so I suppose read latency of CFQ
    > is still better in such workload.
    > In this initial post, I just want to demonstrate the basic idea of the
    > ioscheduler. I'll post more data for both latency and throughput in next
    > round.

    I think before numbers what will be more helpful to know is that what are
    you trying to achieve and why existing CFQ code can not do that with little


     \ /
      Last update: 2012-01-15 23:35    [W:0.019 / U:0.108 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site