Re: [patch 1/21] random fixes

From: Andrew Morton (akpm@zip.com.au)
Date: Mon Aug 12 2002 - 19:49:40 EST


Adam Kropelin wrote:
>
> ...
> > You can make 2.5 use the 2.4 settings with
> >
> > cd /proc/sys/vm
> > echo 30 > dirty_background_ratio
> > echo 60 > dirty_async_ratio
> > echo 70 > dirty_sync_ratio
>
> These settings bring -akpm in line with stock 2.5.31, but they are both
> still slower than 2.4.19 (which itself could do better, I think).

In that case I'm confounded. It worked sweetly for me. Just

        wget ftp://other-machine/600-meg-file

on a machine booted with mem=160m. Took 63 seconds over 100bT,
steady column of writes in vmstat.

Which ftp client are you using? And can you strace it, to see how
much data it's writing per system call?
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