[Lustre-discuss] Lustre clients failing, and cant reconnect

[Brian J. Murrell]

On Fri, 2008-09-05 at 10:48 -0400, Jerome, Ron wrote:
> ====================================  SERVER LOG
> =================================================
> Aug 31 04:02:04 oss1 syslogd 1.4.1: restart.
> Sep  1 15:15:42 oss1 kernel: LustreError:
> 2450:0:(ldlm_lock.c:430:__ldlm_handle2lock()) ASSERTION(lock->l_resource
> != NULL) failed
> Sep  1 15:15:42 oss1 kernel: LustreError:
> 2450:0:(tracefile.c:432:libcfs_assertion_failed()) LBUG

Did you notice this ASSERTION/LBUG?  All bets are off when you hit one
of these.  A thread that LBUGs is put in to an uninteruptable sleep,
which can certainly account for hung clients.

This looks like bug 16496.

b.

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