Re: Scheduler fairness problem on 2.6 series (Attn: Nick Piggin and others)

From: Peter Williams (pwil3058_at_bigpond.net.au)
Date: 08/29/04

  • Next message: Nick Piggin: "Re: data loss in 2.6.9-rc1-mm1" 
    Date:	Sun, 29 Aug 2004 11:31:09 +1000
To: spaminos-ker@yahoo.com

    Lee Revell wrote:
    > On Sat, 2004-08-28 at 21:19, spaminos-ker@yahoo.com wrote:
    >
    >>--- Lee Revell <rlrevell@joe-job.com> wrote:
    >>
    >>>Is this an SMP machine? There were problems with that version of the
    >>>voluntary preemption patches on SMP. The latest version, Q3, should fix
    >>>these.
    >>>
    >>
    >>No, it's a single CPU Athlon 1800+, the kernel is compiled in with support for
    >>SMP system, but that should not have any impact.
    >>
    >
    >
    > I believe people were also having problems running SMP kernels with the
    > VP patches on UP. Try the latest version. Q3 as of this writing.

    Nicolas,
            I'll generate a combined patch and let you know when it's ready. In
    the mean time, could you try increasing the "base_promotion_interval" to
    about twice the time slice size?

    Peter 

    -- 
Peter Williams                                   pwil3058@bigpond.net.au
"Learning, n. The kind of ignorance distinguishing the studious."
  -- Ambrose Bierce
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