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SubjectRe: Bad NFS performance with client 2.2.9
On Wed, 26 May 1999, Trond Myklebust wrote:

> BTW: against our own server with the linux-2.2.9 + the knfsd-1.3.2 +
> NFSv3 client patches, I'm now seeing the following results (never been
> better):
>
> IOZONE: Performance Test of Sequential File I/O -- V2.01 (10/21/94)
> By Bill Norcott
>
> Operating System: POSIX 1003.1-1990
>
> Send comments to: b_norcott@xway.com
>
> IOZONE writes a 120 Megabyte sequential file consisting of
> 15360 records which are each 8192 bytes in length.
> It then reads the file. It prints the bytes-per-second
> rate at which the computer can read and write files.
>
>
> Writing the 120 Megabyte file, 'zz'...13.900000 seconds
> Reading the file...14.120000 seconds
>
> IOZONE performance measurements:
> 9052454 bytes/second for writing the file
> 8911410 bytes/second for reading the file

That's really smoking! Is this using the NFS v3 protocol? I am lucky to
see half that between my boxes (over 100Base ethernet).

I had tried NFS v3 at one point, but started seeing some scary messages in
the logs and chickened out <g>.

Steve



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