Re: rump vs. smbfs

[Nicolas Joly <njoly%pasteur.fr@localhost>]

On Thu, Jul 02, 2009 at 10:44:29PM +0100, Matthias Scheler wrote:
> 
> BTW: what read performance to do you get? I only get about
> 3.4Mb/s (the NAS device can do 11Mb/s) and process reading
> data from the SMB file-system seem to freeze up extended
> periods of time during which they are not killable.

njoly@lanfeust [~]> mount -t smbfs 
//NJOLY@SILO/SIS on /mnt type smbfs
njoly@lanfeust [~]> ls -lh /mnt/njoly/file.test 
-rwxr-xr-x  1 root  wheel  100M Jul  3 00:46 /mnt/njoly/file.test
njoly@lanfeust [~]> dd if=/mnt/njoly/file.test of=/dev/null bs=1m
100+0 records in
100+0 records out
104857600 bytes transferred in 9.981 secs (10505720 bytes/sec)
njoly@lanfeust [~]> dd if=/mnt/njoly/file.test of=/dev/null
204800+0 records in
204800+0 records out
104857600 bytes transferred in 80.179 secs (1307793 bytes/sec)

The NetApp filer has mutiple aggregated Gigabit interfaces (2 or more,
i don't remember) ... But my amd64 workstation has only a 100baseTX
full-duplex connection.

-- 
Nicolas Joly

Biological Software and Databanks.
Institut Pasteur, Paris.