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Date:      Sat, 14 Nov 2015 19:13:21 -0600
From:      Joe Maloney <jmaloney@pcbsd.org>
To:        Rick Macklem <rmacklem@uoguelph.ca>
Cc:        Mario Lobo <lobo@bsd.com.br>, Mark Saad <nonesuch@longcount.org>, Allan Jude <allanjude@freebsd.org>, freebsd-hackers@freebsd.org
Subject:   Re: FreeBSD smbfs horribly slow
Message-ID:  <9044E3FC-BD0A-4F28-8AD3-98D743A99452@pcbsd.org>
In-Reply-To: <310B6D45-63E1-4012-BA35-8CB40CE9EBCF@pcbsd.org>
References:  <20151113162548.61529137@Papi> <56463ACE.5020605@freebsd.org> <CA%2ByoEx9hsLB9BRJpFBPJ4e1f9vRnCPeRCu-bsESuQRFF=hEmXA@mail.gmail.com> <EE3E327E-FAC5-4647-98C1-FB4E7CC56708@longcount.org> <20151114115022.781c0bc1@Papi> <1312151904.87133792.1447539054621.JavaMail.zimbra@uoguelph.ca> <310B6D45-63E1-4012-BA35-8CB40CE9EBCF@pcbsd.org>

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Just to clarify what I was intending to ask I am curious about the state, and health of the current smbfs code in FreeBSD.  That is why I am trying to determine where it originated from, etc.  If there might be a newer version of it, or if it’s still the best way of mounting a CIFS share on FreeBSD.

Joe Maloney

> On Nov 14, 2015, at 7:02 PM, Joe Maloney <jmaloney@pcbsd.org> wrote:
> 
> I’ve noticed that with the freebsd version of mount_smbfs I am not able to mount an airport disk.  With FreeBSD I can use gvfs available in ports to get around that issue.
> 
> https://github.com/freebsd/freebsd/tree/master/contrib/smbfs <https://github.com/freebsd/freebsd/tree/master/contrib/smbfs><https://github.com/freebsd/freebsd/tree/master/contrib/smbfs <https://github.com/freebsd/freebsd/tree/master/contrib/smbfs>>;
> 
> However with the Mac OS X version of mount_smbfs I can mount an airport disk.  I realize this structure, and ASPL clobbering is pretty gross to look at.  Apologies in advance.  I am curious if there is anything useful to see here.
> 
> http://opensource.apple.com/source/smb/smb-759.40.1/ <http://opensource.apple.com/source/smb/smb-759.40.1/>; <http://opensource.apple.com/source/smb/smb-759.40.1/ <http://opensource.apple.com/source/smb/smb-759.40.1/>>;
> 
> From what I can tell it looks like the mount_smbfs tool originated in FreeBSD, and was ported to other BSD’s? Or is FreeBSD using this which has been abandoned by Linux?  
> 
> https://www.samba.org/samba/smbfs/ <https://www.samba.org/samba/smbfs/>; <https://www.samba.org/samba/smbfs/ <https://www.samba.org/samba/smbfs/>>;
> 
> Joe Maloney
> 
>> On Nov 14, 2015, at 4:10 PM, Rick Macklem <rmacklem@uoguelph.ca <mailto:rmacklem@uoguelph.ca>> wrote:
>> 
>> Mario Lobo wrote:
>>> On Fri, 13 Nov 2015 19:04:05 -0500
>>> Mark Saad <nonesuch@longcount.org> wrote:
>>> 
>>>> Mario
>>>> Can you share more about your setup .
>>>> What filesystem is the samba share exported from ?
>>> 
>>> The shares tested were both from a FBSD (10.2-STABLE) samba4 and Linux
>>> (Centos) samba 3.6.
>>> 
>>>> What mount options
>>>> on the filesystem level do you use ?
>>>> 
>>> 
>>> smbfs 	rw,noatime,-N,-Iserverip 0   0
>>> 
>>>> What version of samba , was it from ports or a package ?
>>>> 
>>> 
>>> See above.
>>> 
>>>> On the samba level can you tell us about your config ? Have you tried
>>>> any of the tuning from https://calomel.org/samba_optimize.html
>>>> 
>>> 
>>> Like I said, the problem is not with the server.
>>> 
>>>> Did you change any sysctls ? What did you set ?
>>>> 
>>>> Lastly what's the hardware like ; CPU, nic type , ram , etc
>>>> 
>>> 
>>> I tried the same FBSD client on different hardware. Made no difference.
>>> 
>> Did that different hardware have a different type of net interface that
>> uses a different net device driver?
>> 
>> I have no idea if smbfs can do the same thing, but both NFS and iSCSI
>> can generate TCP TSO output segments of near 64K in data length and
>> that can cause problems for some net device drivers.
>> --> If the net interface has TSO enabled, try disabling it.
>> 
>> I never use smbfs, so I can't help more, rick
>> 
>>> 
>>> 
>>>> ---
>>>> Mark Saad | nonesuch@longcount.org
>>>> 
>>>>> On Nov 13, 2015, at 6:13 PM, Mario Lobo <lobo@bsd.com.br> wrote:
>>>>> 
>>>>> 2015-11-13 16:32 GMT-03:00 Allan Jude <allanjude@freebsd.org>:
>>>>> 
>>>>>>> On 2015-11-13 14:25, Mario Lobo wrote:
>>>>>>> Hi;
>>>>>>> 
>>>>>>> It seems no one in @questions had any info/pointers/interest on
>>>>>>> this so I'm trying @hackers for some light.
>>>>>>> 
>>>>>>> Thanks,
>>>>>>> 
>>>>>>> 
>>>>>>> Begin forwarded message:
>>>>>>> 
>>>>>>> Date: Wed, 11 Nov 2015 17:53:11 -0300
>>>>>>> From: Mario Lobo <lobo@bsd.com.br>
>>>>>>> To: freebsd-questions <freebsd-questions@freebsd.org>
>>>>>>> Subject: FreeBSD smbfs horribly slow
>>>>>>> 
>>>>>>> Googling on this subject, I found:
>>>>>> http://lists.freebsd.org/pipermail/freebsd-questions/2005-September/098717.html
>>>>>>> https://lists.freebsd.org/pipermail/freebsd-net/2013-January/034239.html
>>>>>> https://lists.freebsd.org/pipermail/freebsd-questions/2014-October/261804.html
>>>>>>> 
>>>>>>> I am on 10.2-STABLE and using FreeBSD as a client to any amb share
>>>>>>> continues to be very slow.
>>>>>>> 
>>>>>>> The share is mounted through mount_smbfs. I tried smbnetfs (fuse)
>>>>>>> and it is just a tiny bit better but doesn't compare to other
>>>>>>> clients (linux or win) when writing/reading files
>>>>>>> 
>>>>>>> It gets even worse if an application is doing operations with
>>>>>>> variable size records inside a data file on the share.
>>>>>>> 
>>>>>>> Does anyone have any advice to improve this?
>>>>>>> 
>>>>>>> Thanks,
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> _______________________________________________
>>>>>>> freebsd-hackers@freebsd.org mailing list
>>>>>>> https://lists.freebsd.org/mailman/listinfo/freebsd-hackers
>>>>>>> To unsubscribe, send any mail to "
>>>>>> freebsd-hackers-unsubscribe@freebsd.org"
>>>>>> 
>>>>>> What kind of operations are you doing?
>>>>>> 
>>>>>> I just mounted a share from my windows desktop on my FreeBSD
>>>>>> -CURRENT machine, and was able to write new files at 64
>>>>>> megabytes/s (roughly 1/2 the available gigabit/sec)
>>>>>> 
>>>>>> Reading it back only got 50 megabytes/s, not sure why.
>>>>>> 
>>>>>> --
>>>>>> Allan Jude
>>>>> Which one is the server? Windows or FBSD?
>>>>> 
>>>>> I have no problems with either one being the server. The problem is
>>>>> when FBSD is the client.
>>>>> 
>>>>> I wrote a daemon that executes operations on old DBF/NTX (clipper)
>>>>> files (Yeah, I know ... but that's what they have for 20+ years ..).
>>>>> 
>>>>> Anyway, a site interacts with this daemon via tcp, with commands to
>>>>> add/delete/update records/indexes, as well as finding keys on the
>>>>> indexxes.
>>>>> 
>>>>> I prepared a test that has several of these routines together on a
>>>>> 10.2-STABLE machine.
>>>>> 
>>>>> Enough to say that when executing the tests with the files stored
>>>>> locally, the whole test takes 3-4 seconds to complete.
>>>>> 
>>>>> When doing the same test with the files on a share on the same wire
>>>>> (1G connection, no matter which OS runs the share), the test takes
>>>>> around 3:50 minutes to complete!
>>>>> 
>>>>> I am preparing a Centos VM and compiling the deamon on it to check
>>>>> the results.
>>>>> 
>>>>> --
>>>>> Mario Lobo
>>>>> http://www.mallavoodoo.com.br
>>>>> FreeBSD since version 2.2.8 [not Pro-Audio.... YET!!] (99,7%
>>>>> winfoes FREE) _______________________________________________
>>>>> freebsd-hackers@freebsd.org mailing list
>>>>> https://lists.freebsd.org/mailman/listinfo/freebsd-hackers
>>>>> To unsubscribe, send any mail to
>>>>> "freebsd-hackers-unsubscribe@freebsd.org"
>>> 
>>> 
>>> 
>>> --
>>> Mario Lobo
>>> http://www.mallavoodoo.com.br
>>> FreeBSD since 2.2.8 [not Pro-Audio.... YET!!]
>>> 
>>> "UNIX was not designed to stop you from doing stupid things,
>>> because that would also stop you from doing clever things."
>>> _______________________________________________
>>> freebsd-hackers@freebsd.org mailing list
>>> https://lists.freebsd.org/mailman/listinfo/freebsd-hackers
>>> To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"
>>> 
>> _______________________________________________
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> 
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