[OpenAFS] deadlock in OpenAFS 1.4.11 (Solaris 5.10)
John Tang Boyland
boyland@cs.uwm.edu
Fri, 09 Apr 2010 12:36:05 -0500
] cmdebug or it didn't happen.
]
] On Fri, Apr 9, 2010 at 12:08 PM, John Tang Boyland
] <boyland@pabst.cs.uwm.edu> wrote:
] > We get an occasional deadlock happening on Solaris 5.10 using
] > OpenAFS 1.4.11. After the problem starts, any attempt to use AFS
] > on the machine freezes: For example:
I foolishly thought that with every AFS access deadlocking, cmdebug
wouldn't work. But it does....
** Cache entry @ 0xa26da3f0 for 1.536875155.530.1418 [cs.uwm.edu]
locks: (reader_waiting, write_locked(pid:17732 at:250), 2 waiters)
26532 bytes DV 197 refcnt 3
callback 00000000 expires 1270781645
1 opens 0 writers
normal file
states (0x0)
** Cache entry @ 0xa27651d0 for 1.536875155.608.1458 [cs.uwm.edu]
locks: (upgrade_waiting, write_locked(pid:17679 at:66), 12 waiters)
19094744 bytes DV 109 refcnt 13
callback 00000000 expires 1270782798
0 opens 0 writers
normal file
states (0x0)
** Cache entry @ 0xa2710018 for 1.536875155.610.1499 [cs.uwm.edu]
locks: (none_waiting, write_locked(pid:17889 at:250))
23240 bytes DV 1 refcnt 1
callback 00000000 expires 1270782798
1 opens 0 writers
normal file
states (0x0)
** Cache entry @ 0xa26bf000 for 1.536873892.1.1 [cs.uwm.edu]
locks: (writer_waiting, 7 read_locks(pid:18421), 41 waiters)
2048 bytes DV 8 refcnt 49
callback 00000000 expires 1270774475
0 opens 0 writers
volume root
states (0x4), read-only
** Cache entry @ 0xa27c99a0 for 1.536874783.4234.9047 [cs.uwm.edu]
locks: (none_waiting, write_locked(pid:17834 at:250))
1641 bytes DV 1 refcnt 1
callback 00000000 expires 1270782797
1 opens 0 writers
normal file
states (0x0)
John