Subject: Re: Raising NFS parameters for higher bandwith or "long fat pipe"
To: None <bouyer@antioche.lip6.fr>
From: YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
List: tech-net
Date: 12/22/2003 09:03:10
> > FYI, the following is a result on my notebook.
> > (p3-700, 384M memory, 100baseTX, TCP, 4 nfsiods)
> > 
> > kaeru% time dd if=/dev/zero of=a bs=128k count=8000
> > 8000+0 records in
> > 8000+0 records out
> > 1048576000 bytes transferred in 94.801 secs (11060811 bytes/sec)
> > dd if=/dev/zero of=a bs=128k count=8000  0.17s user 15.25s system 16% cpu 1:34.81 total
> > kaeru% time dd of=/dev/zero if=a bs=128k count=8000
> > 8000+0 records in
> > 8000+0 records out
> > 1048576000 bytes transferred in 99.565 secs (10531572 bytes/sec)
> > dd of=/dev/zero if=a bs=128k count=8000  0.10s user 10.23s system 10% cpu 1:39.78 total
> 
> What hardware do you have on the server side ?

i386 1.6ZG, 8 nfsds, P4-2.4GHz, 1G memory, ide drive, fxp.

with another server (NetraX1 running solaris8),
i got 8817120 bytes/sec write and 9972097 bytes/sec read.

YAMAMOTO Takashi