On Wed, Jun 23, 2010 at 12:26:04PM +0200, Francois Lepretre wrote: > 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. > > Sadly enough, this server has a 'twin brother' (same hardware) that runs > Windows Server 2008, and reading from a share on it gives a nice 100MB/s. > > > So why is the samba share so 'slow' compared to ftp or the windows server ? > > Here is the smb.conf (samba version is 3.2.5) > > ------------------------------------------------------------- > [global] > > workgroup = WIZZ > server string = Prod1 File Server %v > log file = /var/log/samba/log.%m > max log size = 50 > security = share > encrypt passwords = yes > socket options = TCP_NODELAY IPTOS_LOWDELAY SO_RCVBUF=8192 > SO_SNDBUF=8192
Please remove the "socket options" and retry :-) If it's still slow, I'll ask for network traces... Thanks, Volker
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