From: Trond Myklebust <trond.myklebust@fys.uio.no>
Subject: Re: 2.4.19 NFSALL performance oddity
Date: 05 Oct 2002 18:18:06 +0200
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To: Bryan O'Sullivan <bos@serpentine.com>
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>>>>> " " == Bryan O'Sullivan <bos@serpentine.com> writes:

     > On Fri, 2002-10-04 at 16:46, Trond Myklebust wrote:
    >> Have you enabled CONFIG_HIGHMEM? If so, could you please try
    >> disabling it.

     > What's the issue with CONFIG_HIGHMEM, and on which machine
     > should it be expected to make a difference?

I'm seeing major slowdowns, mainly on NFS reads, when I enable
CONFIG_HIGHMEM. I haven't yet had time to investigate this.

Cheers,
  Trond


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