[linux-cifs-client] CIFS-VFS error

[Jeff Layton]

On Sun, 19 Apr 2009 21:15:28 -0400
Anirudh Srinivasan <srianirudh at gmail.com> wrote:

> Hi Gurus,
> We have a webserver that has CPU spiking up every sat evening. When i looked
> at that time to the messages i see the following :
> 
> Apr 15 21:16:12 lxweb kernel:  CIFS VFS: No response for cmd 50 mid 47215
> Apr 18 15:50:37 lxweb kernel:  CIFS VFS: No response for cmd 50 mid 47928
> Apr 18 18:22:44 lxweb kernel:  CIFS VFS: sends on sock d410ce00 stuck for 15
> seconds
> Apr 18 18:22:44 lxweb kernel:  CIFS VFS: Error -11 sending data on socket to
> server
> Apr 18 18:22:44 lxweb kernel:  CIFS VFS: Write2 ret -11, written = 0
> Apr 18 18:23:00 lxweb kernel:  CIFS VFS: sends on sock d410ce00 stuck for 15
> seconds
> Apr 18 18:23:00 lxweb kernel:  CIFS VFS: Error -11 sending data on socket to
> server
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: server not responding
> Apr 18 18:23:11 lxweb last message repeated 3 times
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55417
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55418
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55324
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55440
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55215
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55372
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55429
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55426
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55366
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55436
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55389
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55412
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55421
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55325
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55452
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55321
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55461
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55348
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55353
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55460
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55454
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55431
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55428
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55465
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55425
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55437
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55448
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55424
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55415
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55456
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55443
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55433
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55438
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55442
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55447
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55445
> Apr 18 18:23:11 lxweb kernel:  CIFS VFS: No response to cmd 47 mid 55446
> 
> This has been the third week i am seeing this happen . Any help to figure
> out what is going on would be highly appreciated.
> 

What kernel version are you running here?

-- 
Jeff Layton <jlayton at poochiereds.net>