Re: CIFS - VFS error question

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On Wed, 2012-09-26 at 09:33 +0200, ROBIN CERNIN wrote:
> Hello,
> 
> First of all I wanna say you are doing great job developing cif-utils.
> Secondly I have question on using following version of cifs:
> 
> filename:       /lib/modules/2.6.18-308.8.1.
> el5/kernel/fs/cifs/cifs.ko
> version:        1.60RH
> description:    VFS to access servers complying with the SNIA CIFS
> Specification e.g. Samba and Windows
> license:        GPL
> author:         Steve French <sfrench@xxxxxxxxxx>
> srcversion:     63D9396D38F380652744D7E
> depends:
> vermagic:       2.6.18-308.8.1.el5 SMP mod_unload gcc-4.1
> parm:           CIFSMaxBufSize:Network buffer size (not including
> header). Default: 16384 Range: 8192 to 130048 (int)
> parm:           cifs_min_rcv:Network buffers in pool. Default: 4
> Range: 1 to 64 (int)
> parm:           cifs_min_small:Small network buffers in pool. Default:
> 30 Range: 2 to 256 (int)
> parm:           cifs_max_pending:Simultaneous requests to server.
> Default: 50 Range: 2 to 256 (int)
> module_sig:    883f3504fa440f6a462ac2afa8e12f112b2f409f6ea4176acbbe7f2f2c13e944e9a17d507b429c09c8e9ef6118eb3d5c40fcbfa81c96bf86e626c06e
> 
> on RHEL get following errors in the /var/log/messages:
> 
> Sep 24 20:08:48 xxxxxxx kernel:  CIFS VFS: No response for cmd 50 mid 39222
> Sep 24 20:08:48 xxxxxxx kernel:  CIFS VFS: No response for cmd 50 mid 39231
> Sep 24 20:08:48 xxxxxxx kernel:  CIFS VFS: No response for cmd 50 mid 39236
> Sep 25 10:45:16 xxxxxxx kernel:  CIFS VFS: Send error in SessSetup = -5
> Sep 25 10:45:16 xxxxxxx kernel:  CIFS VFS: Unexpected lookup error -5
> Sep 25 13:08:25 xxxxxxx kernel:  CIFS VFS: No response for cmd 6 mid 47208
> Sep 25 16:50:27 xxxxxxx kernel:  CIFS VFS: No response for cmd 162 mid 48857
> Sep 25 20:07:37 xxxxxxx kernel:  CIFS VFS: No response for cmd 50 mid 50442
> 
> 
> Can you please clarify a bit to me what are these errors related to? I
> dont hear anyone complaing that this isnt working but I can still see
> these errors.
Hi Robin, 

Did you have any network outages or network congestion at those times?
It appears the client for some reason couldn't receive a response from
the server.

Sachin Prabhu

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