[LU-1535] LustreError: 1843:0:(mds_open.c:1645:mds_close())

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 1.8.9
• Severity: 3
• Assignee: Lai Siyao
• Reporter: Shuichi Ihara (Inactive)

Description

On the our customer lustre system, MDS thread hanged after the call traces. On MDS, the following messages showed up during the call traces.

Jun 17 05:45:08 ALPL505 kernel: LustreError: 1843:0:(mds_open.c:1645:mds_close()) @@@ no handle for file close ino 21989538: cookie 0x1e6d8ca7fa6bf800  req@ffff810287df6400 x1401981983149299/t0 o35->c9344f7b-1e2a-0615-0b51-cbf06bb316a5@NET_0x500000a030235_UUID:0/0 lens 408/4896 e 0 to 0 dl 1339883114 ref 1 fl Interpret:/0/0 rc 0/0
Jun 17 05:45:08 ALPL505 kernel: LustreError: 1843:0:(mds_open.c:1645:mds_close()) Skipped 1 previous similar message
Jun 17 05:45:08 ALPL505 kernel: LustreError: 1843:0:(ldlm_lib.c:1919:target_send_reply_msg()) @@@ processing error (-116)  req@ffff810287df6400 x1401981983149299/t0 o35->c9344f7b-1e2a-0615-0b51-cbf06bb316a5@NET_0x500000a030235_UUID:0/0 lens 408/2928 e 0 to 0 dl 1339883114 ref 1 fl Interpret:/0/0 rc -116/0
Jun 17 05:45:08 ALPL505 kernel: LustreError: 1843:0:(ldlm_lib.c:1919:target_send_reply_msg()) Skipped 1 previous similar message
Jun 17 05:45:09 ALPL505 kernel: LustreError: 2131:0:(mds_open.c:1645:mds_close()) @@@ no handle for file close ino 21922157: cookie 0x1e6d8ca7fa68693c  req@ffff810237e71c00 x1401981983149371/t0 o35->c9344f7b-1e2a-0615-0b51-cbf06bb316a5@NET_0x500000a030235_UUID:0/0 lens 408/4896 e 0 to 0 dl 1339883115 ref 1 fl Interpret:/0/0 rc 0/0
Jun 17 06:02:54 ALPL505 kernel: Lustre: Service thread pid 981 was inactive for 710.00s. The thread might be hung, or it might only be slow and will resume later. Dumping the stack trace for debugging purposes: