Re: nfs locking with cent os 6?

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On 03/14/2012 12:16 AM, Rahul Katariya wrote:

> Thanks Bryan for reply.
> 
> Cent OS 6 is using 2.6.32-71.el6.x86_64 kernel.


Do you have admin access to the Centos machine?  I've only been able to find Centos 6.2 isos, not 6.0, so I haven't been able to reproduce your setup exactly.  Using nfs-utils 1.2.3-15 and kernel 2.6.32-220 I only see one warning against a Netapp server, and it's been there for as long as I can remember (I've seen it against Linux, too).  Warnings probably aren't anything to worry about, and if it is a bug it might go away after the machine is updated :).

- Bryan

> 
> My server is netapp filer.
> 
> I have increased timeout, but still same warning messages.
> 
> If I execute by using -f option, non-native 64 bit LFS locking
> testcases are passing, but native post-LFS locking testcases still
> give same warning messages
> 
> ======================================
> $ ./runtests   -f /nfstests
> Starting LOCKING tests: test directory  (arg: -f)
> 
> Testing native post-LFS locking
> 
> Creating parent/child synchronization pipes.
> 
> Test #1 - Test regions of an unlocked file.
>         Parent: 1.1  - F_TEST  [       0,       1] PASSED.
>         Parent: 1.2  - F_TEST  [       0,  ENDING] PASSED.
>         Parent: 1.3  - F_TEST  [       0,7fffffff] PASSED.
>         Parent: 1.4  - F_TEST  [       1,       1] PASSED.
>         Parent: 1.5  - F_TEST  [       1,  ENDING] PASSED.
>         Parent: 1.6  - F_TEST  [       1,7fffffff] PASSED.
>         Parent: 1.7  - F_TEST  [7fffffff,       1] PASSED.
>         Parent: 1.8  - F_TEST  [7fffffff,  ENDING] PASSED.
>         Parent: 1.9  - F_TEST  [7fffffff,7fffffff] WARNING!
>         Parent: **** Expected EOVERFLOW, returned success...
> 
> Test #2 - Try to lock the whole file.
>         Parent: 2.0  - F_TLOCK [       0,  ENDING] PASSED.
>         Child:  2.1  - F_TEST  [       0,       1] PASSED.
>         Child:  2.2  - F_TEST  [       0,  ENDING] PASSED.
>         Child:  2.3  - F_TEST  [       0,7fffffff] PASSED.
>         Child:  2.4  - F_TEST  [       1,       1] PASSED.
>         Child:  2.5  - F_TEST  [       1,  ENDING] PASSED.
>         Child:  2.6  - F_TEST  [       1,7fffffff] PASSED.
>         Child:  2.7  - F_TEST  [7fffffff,       1] PASSED.
>         Child:  2.8  - F_TEST  [7fffffff,  ENDING] PASSED.
>         Child:  2.9  - F_TEST  [7fffffff,7fffffff] WARNING!
>         Child:  **** Expected EOVERFLOW, returned EACCES...
>         Parent: 2.10 - F_ULOCK [       0,  ENDING] PASSED.
> 
> Test #6 - Try to lock the MAXEOF byte.
>         Parent: 6.0  - F_TLOCK [7fffffff,       1] PASSED.
>         Child:  6.1  - F_TEST  [7ffffffe,       1] PASSED.
>         Child:  6.2  - F_TEST  [7ffffffe,       2] PASSED.
>         Child:  6.3  - F_TEST  [7ffffffe,  ENDING] PASSED.
>         Child:  6.4  - F_TEST  [7fffffff,       1] PASSED.
>         Child:  6.5  - F_TEST  [7fffffff,       2] WARNING!
>         Child:  **** Expected EOVERFLOW, returned EACCES...
>         Child:  6.6  - F_TEST  [7fffffff,  ENDING] PASSED.
>         Child:  6.7  - F_TEST  [80000000,  ENDING] PASSED.
>         Child:  6.8  - F_TEST  [80000000,       1] PASSED.
>         Child:  6.9  - F_TEST  [80000000,7fffffff] PASSED.
>         Child:  6.10 - F_TEST  [80000000,80000000] PASSED.
>         Parent: 6.11 - F_ULOCK [7fffffff,       1] PASSED.
> 
> ** PARENT pass 1 results: 48/48 pass, 2/2 warn, 0/0 fail (pass/total).
> 
> **  CHILD pass 1 results: 62/62 pass, 2/2 warn, 0/0 fail (pass/total).
> 
> Testing non-native 64 bit LFS locking
> 
> Creating parent/child synchronization pipes.
> 
> Test #1 - Test regions of an unlocked file.
>         Parent: 1.1  - F_TEST  [               0,               1] PASSED.
>         Parent: 1.2  - F_TEST  [               0,          ENDING] PASSED.
>         Parent: 1.3  - F_TEST  [               0,7fffffffffffffff] PASSED.
>         Parent: 1.4  - F_TEST  [               1,               1] PASSED.
>         Parent: 1.5  - F_TEST  [               1,          ENDING] PASSED.
>         Parent: 1.6  - F_TEST  [               1,7fffffffffffffff] PASSED.
>         Parent: 1.7  - F_TEST  [7fffffffffffffff,               1] PASSED.
>         Parent: 1.8  - F_TEST  [7fffffffffffffff,          ENDING] PASSED.
>         Parent: 1.9  - F_TEST  [7fffffffffffffff,7fffffffffffffff] PASSED.
> 
> Test #2 - Try to lock the whole file.
>         Parent: 2.0  - F_TLOCK [               0,          ENDING] PASSED.
>         Child:  2.1  - F_TEST  [               0,               1] PASSED.
>         Child:  2.2  - F_TEST  [               0,          ENDING] PASSED.
>         Child:  2.3  - F_TEST  [               0,7fffffffffffffff] PASSED.
>         Child:  2.4  - F_TEST  [               1,               1] PASSED.
>         Child:  2.5  - F_TEST  [               1,          ENDING] PASSED.
>         Child:  2.6  - F_TEST  [               1,7fffffffffffffff] PASSED.
>         Child:  2.7  - F_TEST  [7fffffffffffffff,               1] PASSED.
>         Child:  2.8  - F_TEST  [7fffffffffffffff,          ENDING] PASSED.
>         Child:  2.9  - F_TEST  [7fffffffffffffff,7fffffffffffffff] PASSED.
>         Parent: 2.10 - F_ULOCK [               0,          ENDING] PASSED.
> 
> Test #6 - Try to lock the MAXEOF byte.
>         Parent: 6.0  - F_TLOCK [7fffffffffffffff,               1] PASSED.
>         Child:  6.1  - F_TEST  [7ffffffffffffffe,               1] PASSED.
>         Child:  6.2  - F_TEST  [7ffffffffffffffe,               2] PASSED.
>         Child:  6.3  - F_TEST  [7ffffffffffffffe,          ENDING] PASSED.
>         Child:  6.4  - F_TEST  [7fffffffffffffff,               1] PASSED.
>         Child:  6.5  - F_TEST  [7fffffffffffffff,               2] PASSED.
>         Child:  6.6  - F_TEST  [7fffffffffffffff,          ENDING] PASSED.
>         Child:  6.7  - F_TEST  [8000000000000000,          ENDING] PASSED.
>         Child:  6.8  - F_TEST  [8000000000000000,               1] PASSED.
>         Child:  6.9  - F_TEST  [8000000000000000,7fffffffffffffff] PASSED.
>         Child:  6.10 - F_TEST  [8000000000000000,8000000000000000] PASSED.
>         Parent: 6.11 - F_ULOCK [7fffffffffffffff,               1] PASSED.
> ======================================
> 
> Thanks,
> Rahul
> 
> 
> On Wed, Mar 14, 2012 at 2:08 AM, Bryan Schumaker <bjschuma@xxxxxxxxxx> wrote:
>> On 03/13/2012 04:21 PM, Rahul Katariya wrote:
>>
>>>  Hi ,
>>>
>>> I am using Cent OS 6 64 bit which supports NFS version 4.
>>
>>
>> A few questions:
>>
>> - What kernel version is Cent OS 6 using?  I'm running 3.2.7 (on Archlinux, though) and those tests pass...
>> - Is the server Cent OS 6, too?
>> - Do you still get the warnings if you run with -f instead of -t?
>> - Have you tried increasing your "timeo" value?  7 seems somewhat low...
>>
>> My `mount` output looks like this:
>> davros:/home/bjschuma/ on /nfs type nfs (rw,relatime,vers=3,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,timeo=600,retrans=2,sec=sys,mountaddr=192.168.122.1,mountvers=3,mountport=20048,mountproto=udp,local_lock=none,addr=192.168.122.1)
>>
>>
>> - Bryan
>>
>>>
>>> I ran cthon-nfs-tests on it.
>>>
>>> Although NFS version is 4 supported, I am using NFS 3 for mounting NFS share.
>>>
>>> Following are packages installed.
>>> # rpm -qa |grep nfs
>>> nfs-utils-1.2.2-7.el6.x86_64
>>>  nfs-utils-lib-1.1.5-1.el6.x86_64
>>>
>>>  Mount shows following
>>>  # mount
>>>  nfs-server:/export/share/connectathon on /nfstestdir1 type nfs
>>> (rw,intr,retrans=5,timeo=7,tcp,nfsvers=3,rsize=8192,wsize=8192,addr=10.10.10.1)
>>>
>>> Following is a nfs locking testcase result:
>>>
>>> [lock]$  ./runtests   -t /nfstestdir1
>>> Starting LOCKING tests: test directory  (arg: -t)
>>>
>>>  Testing native post-LFS locking
>>>
>>>  Creating parent/child synchronization pipes.
>>>  =======================================================
>>>  Test #1 - Test regions of an unlocked file.
>>>          Parent: 1.1  - F_TEST  [       0,       1] PASSED.
>>>          Parent: 1.2  - F_TEST  [       0,  ENDING] PASSED.
>>>          Parent: 1.3  - F_TEST  [       0,7fffffff] PASSED.
>>>          Parent: 1.4  - F_TEST  [       1,       1] PASSED.
>>>          Parent: 1.5  - F_TEST  [       1,  ENDING] PASSED.
>>>          Parent: 1.6  - F_TEST  [       1,7fffffff] PASSED.
>>>          Parent: 1.7  - F_TEST  [7fffffff,       1] PASSED.
>>>          Parent: 1.8  - F_TEST  [7fffffff,  ENDING] PASSED.
>>>          Parent: 1.9  - F_TEST  [7fffffff,7fffffff] WARNING!
>>>          Parent: **** Expected EOVERFLOW, returned success...
>>>
>>>  Test #2 - Try to lock the whole file.
>>>          Parent: 2.0  - F_TLOCK [       0,  ENDING] PASSED.
>>>          Child:  2.1  - F_TEST  [       0,       1] PASSED.
>>>          Child:  2.2  - F_TEST  [       0,  ENDING] PASSED.
>>>          Child:  2.3  - F_TEST  [       0,7fffffff] PASSED.
>>>          Child:  2.4  - F_TEST  [       1,       1] PASSED.
>>>          Child:  2.5  - F_TEST  [       1,  ENDING] PASSED.
>>>          Child:  2.6  - F_TEST  [       1,7fffffff] PASSED.
>>>          Child:  2.7  - F_TEST  [7fffffff,       1] PASSED.
>>>          Child:  2.8  - F_TEST  [7fffffff,  ENDING] PASSED.
>>>          Child:  2.9  - F_TEST  [7fffffff,7fffffff] WARNING!
>>>          Child:  **** Expected EOVERFLOW, returned EACCES...
>>>          Parent: 2.10 - F_ULOCK [       0,  ENDING] PASSED.
>>>
>>>  Test #6 - Try to lock the MAXEOF byte.
>>>          Parent: 6.0  - F_TLOCK [7fffffff,       1] PASSED.
>>>          Child:  6.1  - F_TEST  [7ffffffe,       1] PASSED.
>>>          Child:  6.2  - F_TEST  [7ffffffe,       2] PASSED.
>>>          Child:  6.3  - F_TEST  [7ffffffe,  ENDING] PASSED.
>>>          Child:  6.4  - F_TEST  [7fffffff,       1] PASSED.
>>>          Child:  6.5  - F_TEST  [7fffffff,       2] WARNING!
>>>          Child:  **** Expected EOVERFLOW, returned EACCES...
>>>          Child:  6.6  - F_TEST  [7fffffff,  ENDING] PASSED.
>>>          Child:  6.7  - F_TEST  [80000000,  ENDING] PASSED.
>>>          Child:  6.8  - F_TEST  [80000000,       1] PASSED.
>>>          Child:  6.9  - F_TEST  [80000000,7fffffff] PASSED.
>>>          Child:  6.10 - F_TEST  [80000000,80000000] PASSED.
>>>          Parent: 6.11 - F_ULOCK [7fffffff,       1] PASSED.
>>>
>>>  =======================================================
>>>
>>>   Test#1 , Test#2  and Test#6  Shows warning in locking .. i.e.
>>> Expected .something. and returned some-other-thing ..
>>>
>>> Are these locking well-known issues?
>>>
>>> Are there any patch available for the same?  Are these serious warnings?
>>>
>>> Thanks,
>>> Rahul
>>>  「鴈ケサ ョ&゙~コ&カ ャ-+-ア鰡カ ・Swョzヒ>アハ穃饕z�g~ネァカ >。ワィ}ゥzイニ zレ&j:+v?ィセ ォ'�zZ+?ハ+zf」「キhs^ァ~?ュ?ロi鍗zケ ョw・「ク?Tィ隴レ&「)゚「 f
>>
>>


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