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    SubjectRe: [2.4.17/18pre] VM and swap - it's really unusable
    On Fri, Dec 28, 2001 at 09:16:38PM +0100, Andreas Hartmann wrote:
    > Hello all,
    >
    > Again, I did a rsync-operation as described in
    > "[2.4.17rc1] Swapping" MID <3C1F4014.2010705@athlon.maya.org>.
    >
    > This time, the kernel had a swappartition which was about 200MB. As the
    > swap-partition was fully used, the kernel killed all processes of knode.
    > Nearly 50% of RAM had been used for buffers at this moment. Why is there
    > so much memory used for buffers?
    >
    > I know I repeat it, but please:
    >
    > Fix the VM-management in kernel 2.4.x. It's unusable. Believe
    > me! As comparison: kernel 2.2.19 didn't need nearly any swap for
    > the same operation!
    >
    > Please consider that I'm using 512 MB of RAM. This should, or better:
    > must be enough to do the rsync-operation nearly without any swapping -
    > kernel 2.2.19 does it!
    >
    > The performance of kernel 2.4.18pre1 is very poor, which is no surprise,
    > because the machine swaps nearly nonstop.

    please try to reproduce on 2.4.17rc2aa2, thanks.

    ftp://ftp.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.17rc2aa2.bz2

    Andrea
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