bad NFS/UDP performance
Danny Braniss
danny at cs.huji.ac.il
Sat Sep 27 08:12:41 UTC 2008
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> David,
>
> You beat me to it.
>
> Danny, read the iperf man page:
> -b, --bandwidth n[KM]
> set target bandwidth to n bits/sec (default 1 Mbit/sec). This
> setting requires UDP (-u).
>
> The page needs updating, though. It should read "-b, --bandwidth
> n[KMG]. It also does NOT require -u. If you use -b, UDP is assumed.
I did RTFM(*), but when i tried it just wouldn't work, I tried today
and it's actually working - so don't RTFM before coffee!
btw, even though iperf sucks, netperf udp tends to bring the server down
to it's knees.
danny
PS: * - i don't seem to have the iperf man, all I have is iperf -h
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