[Lustre-discuss] OST external journals & an lbug

[Hendelman, Rob]

I grepped my /var/log/messages for 11283 and 8095

messages:Feb 24 17:41:53 maglustre04 kernel: Lustre: 11283:0:(filter.c:805:filter_init_server_data()) RECOVERY: service fs01-OST0001, 6 recoverable clients, last_rcvd 3540640
messages:Feb 24 17:41:53 maglustre04 kernel: LustreError: 11283:0:(recov_thread.c:473:llog_start_commit_thread()) error starting thread #1: -513
messages:Feb 24 17:41:53 maglustre04 kernel: LustreError: 11283:0:(llog_obd.c:392:llog_cat_initialize()) rc: -513
messages:Feb 24 17:41:53 maglustre04 kernel: LustreError: 11283:0:(filter.c:1717:filter_common_setup()) failed to setup llogging subsystems
messages:Feb 24 17:41:53 maglustre04 kernel: LustreError: 11283:0:(lprocfs_status.c:671:lprocfs_obd_cleanup()) ASSERTION(obd->obd_proc_exports->subdir == NULL) failed
messages:Feb 24 17:41:53 maglustre04 kernel: LustreError: 11283:0:(tracefile.c:431:libcfs_assertion_failed()) LBUG
messages:Feb 24 17:41:53 maglustre04 kernel: Lustre: 11283:0:(linux-debug.c:168:libcfs_debug_dumpstack()) showing stack for process 11283

messages:Feb 24 19:39:16 maglustre04 kernel: Lustre: 8095:0:(filter.c:805:filter_init_server_data()) RECOVERY: service fs01-OST0006, 6 recoverable clients, last_rcvd 3390940
messages:Feb 24 19:39:16 maglustre04 kernel: LustreError: 8095:0:(recov_thread.c:473:llog_start_commit_thread()) error starting thread #1: -513
messages:Feb 24 19:39:16 maglustre04 kernel: LustreError: 8095:0:(llog_obd.c:392:llog_cat_initialize()) rc: -513
messages:Feb 24 19:39:16 maglustre04 kernel: LustreError: 8095:0:(filter.c:1717:filter_common_setup()) failed to setup llogging subsystems
messages:Feb 24 19:39:16 maglustre04 kernel: LustreError: 8095:0:(lprocfs_status.c:671:lprocfs_obd_cleanup()) ASSERTION(obd->obd_proc_exports->subdir == NULL) failed
messages:Feb 24 19:39:16 maglustre04 kernel: LustreError: 8095:0:(tracefile.c:431:libcfs_assertion_failed()) LBUG
messages:Feb 24 19:39:16 maglustre04 kernel: Lustre: 8095:0:(linux-debug.c:168:libcfs_debug_dumpstack()) showing stack for process 8095

Unfortunately I did not capture the stack...

Thanks,

Robert

-----Original Message-----
From: Isaac Huang [mailto:He.Huang at Sun.COM]
Sent: Tue 2/24/2009 11:18 PM
To: Hendelman, Rob
Cc: lustre-discuss at lists.lustre.org
Subject: Re: [Lustre-discuss] OST external journals & an lbug
 
On Tue, Feb 24, 2009 at 09:38:42PM -0600, Hendelman, Rob wrote:
> ......
> I ended up with lots of problems and did end up hitting a few lbug's,
> specifically:
> 
> LustreError: 11283:0: (tracefile.c:431:libcfs_assertion_failed()) LBUG
> LustreError: 8095:0: (tracefile.c:431:libcfs_assssertion_failed()) LBUG

There should be some messages immediately before these two LBUGs,
which would tell us the exact place where they happened.

Isaac


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