[linux-cifs-client] CIFS-VFS error

[Anirudh Srinivasan]

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.

Thanks
-- 
Anirudh
-------------- next part --------------
HTML attachment scrubbed and removed