[Samba] Speed differences for windows clients
philipp.lies at cin.uni-tuebingen.de
Tue Aug 13 03:16:28 MDT 2013
Am 8/13/2013 10:50 AM, schrieb L.P.H. van Belle:
> Try the following.
> Since Win7 does traffic shaping.
> in adminstrative dos box.
> netsh interface tcp set global autotuning=disabled
> ( the original setting is : netsh interface tcp set global autotuningl=normal )
> and test again.
Thanks, this boosted the speed ~5MB/s for both connections but the
difference between server 1 and server 2 is still at ~10-15 MB/s. It's
nothing critical, I'm just curious what could cause this.
>> -----Oorspronkelijk bericht-----
>> Van: jra at samba.org [mailto:samba-bounces at lists.samba.org]
>> Namens Jeremy Allison
>> Verzonden: dinsdag 13 augustus 2013 2:18
>> Aan: Philipp Lies
>> CC: samba at lists.samba.org
>> Onderwerp: Re: [Samba] Speed differences for windows clients
>> On Mon, Aug 12, 2013 at 10:00:18AM +0200, Philipp Lies wrote:
>>> we have a strange phenomenon with the transfer speed between windows
>>> clients and samba servers. Here's the setup:
>>> server 1: centos 6.3 with samba 3.5.10
>>> server 2: centos 6.4 with samba 3.6.9
>>> both servers are configured as BDC and have - aside from netbios
>>> name - identical smb.conf which contains ldapsam as backend and all
>>> other parameters are not set (i.e. default)
>>> When I mount a share from a linux client, the transfer speed is
>>> ~112MB/sec to either server from any linux client. However, when I
>>> mount a share from Windows clients, the speed to server 1 is ~95MB/s
>>> and to server 2 ~85MB/s. We tested this with several windows clients
>>> (all running Windows 7 with all updates).
>>> The speed difference between linux client and windows client is not
>>> what's confusing me but that server 2 is always slower than server
>>> Any ideas what could cause this?
>> Nope. Need more data :-).
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