R: [Samba] Very Slow!
Brian McGrew
brian at visionpro.com
Fri Aug 29 15:23:10 GMT 2008
Yes, they're both the same box. FTP and NFS are blazing fast. SMB/CIFS is
slow.
-brian
On 8/29/08 8:04 AM, "Gregory Carter" <gcarter at aesgi.com> wrote:
> No, that doesn't sound right.
>
> Is this FTP operation to the same box you are connecting to as SAMBA,
> that only takes 2mins?
> (i.e. FTP and Samba running on the same box as a service.)
>
> -gc
>
> Deltasistemi DynDns wrote:
>> Try to disable oplocks?
>>
>> Oplocks = no
>> Level 2 oplocks = no
>>
>>
>>
>> -----Messaggio originale-----
>> Da: samba-bounces+deltasistemi=deltasistemi.com at lists.samba.org
>> [mailto:samba-bounces+deltasistemi=deltasistemi.com at lists.samba.org] Per
>> conto di Brian D. McGrew
>> Inviato: venerdì 29 agosto 2008 7.33
>> A: Volker.Lendecke at SerNet.DE
>> Cc: samba at lists.samba.org
>> Oggetto: RE: [Samba] Very Slow!
>>
>> On Thu, Aug 28, 2008 at 02:34:02PM -0700, Brian McGrew wrote:
>>
>>>> On Thu, Aug 28, 2008 at 02:20:09PM -0700, Brian McGrew wrote:
>>>>
>>>>> socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
>>>>>
>>>> Quick try: Remove that.
>>>>
>>>> Curious question -- why did you set those options?
>>>>
>>> -----
>>> It didn't change, still says 4 hours and is taking 3 to 4 seconds to
>>>
>> copy
>>
>>> 1k.
>>>
>>
>> You re-started smbd?
>> -----
>>
>> Yeah, I did a 'service smb restart' and everything came back OK. Just for
>> grins I rebooted the server about an hour ago, just in case I missed
>> something. No dice, same thing.
>>
>> Still, very slow. ++4hour estimate to copy a 4GB file. <2mins via FTP.
>>
>>
>>
>> System info:
>> Red Hat Enterprise Linux Server release 5 (Tikanga)
>> Kerlen 2.6.18-8.el5 SMP x86_64
>> Samba version 3.0.23c-2
>> Eth0 && Eht1 bonded to bond0, 2Gbps.
>>
>> /etc/samba/smb.conf attached below...
>>
>> I'm seeing very slow transfers from Samba.... I'm not sure how else to
>> describe it. If I try and copy a 4GB DVD image from the server to any
>> Windows box (XP, 2003, 2008, MacOS) it estimates more than 4 hours to copy.
>> However, if I FTP to the server from any given client I can move the whole
>> file in less than 2 minutes...
>>
>> I'm not a Samba expert, so anything is helpful at this point!!!
>>
>> -brian
>>
>> [global]
>> netbios name = mvppvt125
>> realm = MACHINEVISIONPRODUCTS.COM
>> security = ads
>> preferred master = no
>> encrypt passwords = yes
>> wins server = 10.0.0.119
>> workgroup = MVP
>> password server = *
>> server string = Dell PowerVault Server
>> log level = 3
>> log file = /var/log/samba/smbd.log
>> max log size = 50
>> winbind use default domain = yes
>> winbind nested groups = yes
>> winbind separator = +
>> client ntlmv2 auth = yes
>> username map = /etc/samba/smbusers
>> template shell = /bin/bash
>>
>> [filevault]
>> comment = File Vault
>> path = /filevault
>> browseable = yes
>> writable = yes
>> create mode = 0777
>> force create mode = 0777
>> force directory mode = 0777
>>
>> [data]
>> comment = MVP Data
>> path = /data
>> browseable = yes
>> writable = yes
>> create mode = 0777
>> force create mode = 0777
>> force directory mode = 0777
>>
>>
>
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