Konrad Gutkowski wrote:> Hi,
>
> A few weeks ago i have noticed one client failing with that kind of 
> message all over dmesg:
>
> [1291431.185694] LustreError: 
> 1787:0:(client.c:571:ptlrpc_check_status()) @@@ type == 
> PTL_RPC_MSG_ERR, err == -116 req@db1f0400 x10138718/t0 
> o35->beta7-MDT0000_UUID@192.168.0.4@tcp:12 lens 296/392 ref 1 fl 
> Rpc:R/0/0 rc 0/-116
> [1291431.244792] LustreError: 
> 1787:0:(client.c:571:ptlrpc_check_status()) Skipped 5 previous similar 
> messages
> [1291431.273685] LustreError: 
> 1787:0:(file.c:97:ll_close_inode_openhandle()) inode 3546284 mdc close 
> failed: rc = -116
> [1291431.304907] LustreError: 
> 1787:0:(file.c:97:ll_close_inode_openhandle()) Skipped 5 previous 
> similar messages
>
> and server:
>
> [1288626.454813] LustreError: 3624:0:(mds_open.c:1461:mds_close()) @@@ 
> no handle for file close ino 3546284: cookie 0xddc618f5ff56c7b6 
> req@eda8b000 x10138718/t0 
> o35->16f2b8f7-7f56-1fbd-baca-c782dbccae66@NET_0x20000c0a80005_UUID:-1 
> lens 296/392 ref 0 fl Interpret:/0/0 rc 0/0
> [1288626.454827] LustreError: 3624:0:(mds_open.c:1461:mds_close()) 
> Skipped 9 previous similar messages
> [1288626.454842] LustreError: 
> 3624:0:(ldlm_lib.c:1349:target_send_reply_msg()) @@@ processing error 
> (-116) req@eda8b000 x10138718/t0 
> o35->16f2b8f7-7f56-1fbd-baca-c782dbccae66@NET_0x20000c0a80005_UUID:-1 
> lens 296/392 ref 0 fl Interpret:/0/0 rc -116/0
> [1288626.454852] LustreError: 
> 3624:0:(ldlm_lib.c:1349:target_send_reply_msg()) Skipped 9 previous 
> similar messages
>
-116 = ESTALE, if that helps.  Do you know what your app is trying to
do?> Both still running beta7, didnt tried 1.6.1 yet and out of total 3 
> clients it''s happening only on one of them evry time same one,
> even if i access same files on other clients they run ok witn no such 
> problems.
> Any thoughts on what it is ?
>
>
> Another question is, can i switch to Lustre 1.6.1 from beta7 without 
> problems ?
Yes, should be fine, 1.6.0.1 is all the same protocols.>
> TiA
> Konrad Gutkowski
> _______________________________________________
> Lustre-discuss mailing list
> Lustre-discuss@clusterfs.com
> https://mail.clusterfs.com/mailman/listinfo/lustre-discuss