Samba4 shared FS + MacOS issue

George K Colley gcolley at apple.com
Thu Jan 29 21:57:02 GMT 2009


So I am not sure what they don't like. We should get the samba 4 logs  
and see if they have any info.
On Jan 29, 2009, at 11:35 AM, Xavier Ambrosioni wrote:

> Hi George,
>
> in attachment the dump file starting before the mount of the drive.
> Yes there is the same issue even with 1 byte.
>
>
> Xavier
>
>
>
> <DumpFile.dmp.gz>
>
>
> Le 29 janv. 09 à 01:10, George K Colley a écrit :
>
>> One other note doesn't seem to be a size issue because writes of 1  
>> byte have the same issue?
>> On Jan 28, 2009, at 4:03 PM, George K Colley wrote:
>>
>>> So the SMB packet signing issue which was reported with Win2k and  
>>> Win2K8 system was correct in 10.5.3. That issue was cause by the  
>>> client using the wrong buffer size on writes.
>>>
>>> Now in the trace packet 353 opens a file for read/writing, then  
>>> pack 356 attempts to write 4096 and the server returns an error  
>>> NT_STATUS_UNSUCCESSFUL (0xc0000001)?
>>>
>>> Now  packet signing is on, so it could be related just not sure.  
>>> Would like to retest with packet signing turned off, does anyone  
>>> on the list know how to turn signing off with Samba4?
>>>
>>> Next can you get me a tcpdump starting before the mount so I can  
>>> see the CAP of the server?
>>>
>>> Gerge
>>>
>>>
>>> On Jan 28, 2009, at 11:09 AM, Xavier Ambrosioni wrote:
>>>
>>>> Hi,
>>>>
>>>> sorry, I did not know that '-w' option produce a dump with more  
>>>> information.
>>>> You will find that dump in attachment.
>>>>
>>>> 172.16.0.2 is the Mac
>>>> 172.16.0.10 is the samba server
>>>>
>>>> Thank you
>>>> Xavier
>>>>
>>>> <DumpFile.dmp>
>>>>
>>>>
>>>>
>>>> Le 28 janv. 09 à 10:22, Gavin Beatty a écrit :
>>>>
>>>>> 2009/1/27 Xavier Ambrosioni <xavier.ambrosioni at cinema-voiron.fr>:
>>>>>> Hi,
>>>>>>
>>>>>> you will find in attachment the dump file. I used the command  
>>>>>> 'tcpdump -i
>>>>>> en0 -s 0 |grep -v vnc >DumpFile.txt' because I'm currently  
>>>>>> using VNC to
>>>>>> connect to my mac and I wanted to remove the vnc packets from  
>>>>>> the dump file
>>>>>> to decrease its size.
>>>>>
>>>>> Hi Xavier,
>>>>>
>>>>> Please follow George's instructions as the text output of  
>>>>> tcpdump is
>>>>> not a "dump" in the proper sense. The important part is the -w
>>>>> ~/Desktop/DumpFile.dmp. This writes a true dump file which has  
>>>>> much
>>>>> more (extremely useful!) information. Using wireshark (or  
>>>>> ethereal),
>>>>> it's easy for the samba guys to visually exclude your VNC  
>>>>> traffic when
>>>>> they view the DumpFile.dmp so there is no need for you to worry  
>>>>> about
>>>>> it.
>>>>>
>>>>> So, if you follow George's instructions exactly and attach the
>>>>> DumpFile.dmp, all will be well.
>>>>>
>>>>> Cheers,
>>>>> Gavin
>>>>>
>>>>> -- 
>>>>> Gavin Beatty
>>>>>
>>>>> SEMPER UBI SUB UBI
>>>>
>>>
>>
>



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