[Samba] Samba transfer rate slower than ftp

Francois Lepretre flsamba at quad.fr
Thu Jun 24 04:56:52 MDT 2010

Le 23/06/2010 21:01, Jeremy Allison a écrit :
> On Wed, Jun 23, 2010 at 12:26:04PM +0200, Francois Lepretre wrote:
>> Hello,
>> I have a file server under Debian Lenny, with a 41TB file system (XFS,
>> 24 x 2TB hard drives on RAID 6 on an Areca card)
>> Reading files with ftp works like a charm and we easily reach the 125
>> MB/s limit of the GB ethernet card.
>> But when reading files (on the same clients) from a samba share, we get
>> around 60 MB/s.
>> Clients are Windows XP 64 and Seven 64 and show the same performances.
> An interesting question. Do you see different performance
> between the XP and Win7 clients ? I know you say "the same
> performance" above, but have you looked closely at this ?

Honestly I did not look too closely. The Win7 clients might look a 
little bit faster, like a few extra MB/s during transfer compared to XP 
clients, but this might be due to hardware, more recent on Win7 hosts.

I'll try to produce detailed numbers later...



> Jeremy

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