processes freezing when writing to gstripe'd device
Pawel Jakub Dawidek
pjd at FreeBSD.org
Fri Aug 6 02:56:44 PDT 2004
On Mon, Aug 02, 2004 at 11:44:31AM +1000, Sam Lawrance wrote:
+> I'm running current from around the 24th of July. About to build world
+> to see if it makes any difference.
+> I am observing processes performing operations on a gstripe device
+> freeze in state 'bufwait'. An 'rm' process is stuck right now. The rest
+> of the system is fine.
+> The devices are two vnode backed md devices which I created just for
+> testing. The same thing occurred using two freebsd partitions of size
+> 15G each (not slices).
+> NAME: test_cd.stripe
+> geom name: test_cd.stripe
+> mediasize: 10231808 (9.8M)
+> sectorsize: 512
+> mode: r1w1e0
+> state: UP
+> status: total=2, online=2
+> providers: md3 md2
+> type: automatic
+> stripesize: 4096
+> id: 1411913070
+> What's the best way to look in to this? I can't attach to rm with gdb
+> (it just ends up waiting for something). I can drop to kdb, but have no
+> idea where to go from there.
Ok, I found the bug in geom_stripe. Fix is committed, thanks for the report!
Pawel Jakub Dawidek http://www.FreeBSD.org
pjd at FreeBSD.org http://garage.freebsd.pl
FreeBSD committer Am I Evil? Yes, I Am!
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