[LU-970] Invalid Import messages

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Affects Version/s: Lustre 1.8.x (1.8.0 - 1.8.5)
• Labels: log server

Environment

Lustre version: 1.8.5.54-20110316022453-PRISTINE-2.6.18-194.17.1.el5_lustre.20110315140510
lctl version: 1.8.5.54-20110316022453-PRISTINE-2.6.18-194.17.1.el5_lustre.20110315140510
Red Hat Enterprise Linux Server release 5.4 (Tikanga)
auth type over ldap and kerberos
quota enabled only for group on lustre fs

• Severity: 2

Epic

log server

• Assignee: Zhenyu Xu
• Reporter: Supporto Lustre Jnet2000 (Inactive)

Description

We receive many messages like:

Jan 8 04:21:55 osiride-lp-030 kernel: LustreError: 11463:0:(client.c:858:ptlrpc_import_delay_req()) @@@ IMP_INVALID req@ffff810a722ccc00 x1388786345868037/t0 o101->MGS@MGC10.121.13.31@tcp_0:26/25 lens 296/544 e 0 to 1 dl 0 ref 1 fl Rpc:/0/0 rc 0/0
Jan 8 04:21:55 osiride-lp-030 kernel: LustreError: 11463:0:(client.c:858:ptlrpc_import_delay_req()) Skipped 179 previous similar messages
Jan 8 04:22:38 osiride-lp-030 kernel: Lustre: 6743:0:(client.c:1487:ptlrpc_expire_one_request()) @@@ Request x1388786345868061 sent from MGC10.121.13.31@tcp to NID 0@lo 5s ago has timed out (5s prior to deadline).
Jan 8 04:22:38 osiride-lp-030 kernel: req@ffff810256529800 x1388786345868061/t0 o250->MGS@MGC10.121.13.31@tcp_0:26/25 lens 368/584 e 0 to 1 dl 1325992958 ref 1 fl Rpc:N/0/0 rc 0/0
Jan 8 04:22:38 osiride-lp-030 kernel: Lustre: 6743:0:(client.c:1487:ptlrpc_expire_one_request()) Skipped 100 previous similar messages

I have attached the "messages" of the MDS/MGS server.

Can you explain the meaning of these messages and how could we fix it?

Issue Links

• Trackbacks: Lustre 1.8.x known issues tracker While testing against Lustre b18 branch, we would hit known bugs which were already reported in Lustre Bugzilla https://bugzilla.lustre.org/. In order to move away from relying on Bugzilla, we would create a JIRA