Re: NFS read performance ugliness
Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 3 Nov 1998 14:15:40 +0000 (GMT)
> Writes are so slow that NFS is practically unusable. Too bad, cause I
> have lots of unused disk space on Suns, around here.
>
> My tests are on very similar equipment, both computers on 100MBps
> full-duplex ports on switch. DE500-BA (de4x5 driver) on Linux.
>
> I tried changing rsize/wsize parameters, but achieved nothing.
>
> All other types of network communication run at half to full network
> speed (50 - 100MBps). Also when mounting Sun's disks to other Sun,
> performance is quite OK.
>
> Is there any workaround?
Use 2.0.x. The 2.1.x NFS code needs several major modifications before it will
perform acceptably against Sun equipment - notably write gathering support.
Alan
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