Running 1.6.5.1 both server and client, on RHEL4 patchless clients. Brock Palen www.umich.edu/~brockp Center for Advanced Computing [EMAIL PROTECTED] (734)936-1985
On Nov 16, 2008, at 8:26 AM, Mag Gam wrote: > Brock: > > What is the client version? I am getting the same type of failures. > > Also, check your network if you have any TX/RX packet drops > (netstat -i). > > I am wondering if you are having the same problem as us. > > > > On Fri, Nov 14, 2008 at 6:37 PM, Brock Palen <[EMAIL PROTECTED]> wrote: >> We consistantly see random ocurances of a client being kicked out, >> and while lustre says it tries to reconnect, it almost never can >> without a reboot: >> >> >> Nov 14 18:28:18 nyx-login1 kernel: LustreError: 14130:0:(import.c: >> 226:ptlrpc_invalidate_import()) nobackup-MDT0000_UUID: rc = -110 >> waiting for callback (3 != 0) >> Nov 14 18:28:18 nyx-login1 kernel: LustreError: 14130:0:(import.c: >> 230:ptlrpc_invalidate_import()) @@@ still on sending list >> [EMAIL PROTECTED] x979024/t0 o101->nobackup- >> [EMAIL PROTECTED]@tcp:12/10 lens 448/1184 e 0 to 100 dl >> 1226700928 ref 1 fl Rpc:RES/0/0 rc -4/0 >> Nov 14 18:28:18 nyx-login1 kernel: LustreError: 14130:0:(import.c: >> 230:ptlrpc_invalidate_import()) Skipped 1 previous similar messageNov >> 14 18:28:18 nyx-login1 kernel: Lustre: nobackup-MDT0000- >> mdc-00000100f7ef0400: Connection restored to service nobackup-MDT0000 >> using nid [EMAIL PROTECTED] >> Nov 14 18:30:32 nyx-login1 kernel: LustreError: 11-0: an error >> occurred while communicating with [EMAIL PROTECTED] The mds_statfs >> operation failed with -107 >> Nov 14 18:30:32 nyx-login1 kernel: Lustre: nobackup-MDT0000- >> mdc-00000100f7ef0400: Connection to service nobackup-MDT0000 via nid >> [EMAIL PROTECTED] was lost; in progress operations using this service >> will wait for recovery to complete. >> Nov 14 18:30:32 nyx-login1 kernel: LustreError: 167-0: This client >> was evicted by nobackup-MDT0000; in progress operations using this >> service will fail. >> Nov 14 18:30:32 nyx-login1 kernel: LustreError: 16523:0:(llite_lib.c: >> 1549:ll_statfs_internal()) mdc_statfs fails: rc = -5 >> Nov 14 18:30:35 nyx-login1 kernel: LustreError: 16525:0:(client.c: >> 716:ptlrpc_import_delay_req()) @@@ IMP_INVALID [EMAIL PROTECTED] >> x983192/t0 o41->[EMAIL PROTECTED]@tcp:12/10 lens >> 128/400 e 0 to 100 dl 0 ref 1 fl Rpc:/0/0 rc 0/0 >> Nov 14 18:30:35 nyx-login1 kernel: LustreError: 16525:0:(llite_lib.c: >> 1549:ll_statfs_internal()) mdc_statfs fails: rc = -108 >> >> Is there any way to make lustre more robust against these types of >> failures? According to the manual (and many times in practice, like >> rebooting a MDS) the filesystem will just block and comeback. This >> almost never comes back, after a while it will say reconnected, but >> will fail again right away. >> >> On the MDS I see: >> >> Nov 14 18:30:20 mds1 kernel: Lustre: nobackup-MDT0000: haven't heard >> from client 1284bfca-91bd-03f6-649c-f591e5d807d5 (at >> [EMAIL PROTECTED]) in 227 seconds. I think it's dead, and I am >> evicting it. >> Nov 14 18:30:28 mds1 kernel: LustreError: 11463:0:(handler.c: >> 1515:mds_handle()) operation 41 on unconnected MDS from >> [EMAIL PROTECTED] >> Nov 14 18:30:28 mds1 kernel: LustreError: 11463:0:(ldlm_lib.c: >> 1536:target_send_reply_msg()) @@@ processing error (-107) >> [EMAIL PROTECTED] x983190/t0 o41-><?>@<?>:0/0 lens 128/0 e 0 to 0 >> dl 1226705528 ref 1 fl Interpret:/0/0 rc -107/0 >> Nov 14 18:34:15 mds1 kernel: Lustre: nobackup-MDT0000: haven't heard >> from client 1284bfca-91bd-03f6-649c-f591e5d807d5 (at >> [EMAIL PROTECTED]) in 227 seconds. I think it's dead, and I am >> evicting it. >> >> Just keeps kicking it out, /proc/fs/lustre/health_check on client, >> and servers are healthy. >> >> Brock Palen >> www.umich.edu/~brockp >> Center for Advanced Computing >> [EMAIL PROTECTED] >> (734)936-1985 >> >> >> >> _______________________________________________ >> Lustre-discuss mailing list >> Lustre-discuss@lists.lustre.org >> http://lists.lustre.org/mailman/listinfo/lustre-discuss >> > > _______________________________________________ Lustre-discuss mailing list Lustre-discuss@lists.lustre.org http://lists.lustre.org/mailman/listinfo/lustre-discuss