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<DIV><FONT face="Microsoft Sans Serif" size=2>Hi,</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2>I have a 2-node cluster on 2 Dell
PowerEdge 2650.<BR>When remove a device path, and both nodes crashed.<BR>Any
help would be appreciated.<BR>Thanks!<BR>Roger---</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2>Configuration:<BR>Oracle:
10.2.0.1.0 x86<BR>Oracle home: on OCFS2 shared<SPAN class=030121723-18052006>
with multipath</SPAN><BR>Oracle datafiles: OCFS2 shared<SPAN
class=030121723-18052006> </SPAN>with multipath<BR></FONT></DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2>cat redhat-release<BR>Red Hat
Enterprise Linux ES release 4 (Nahant Update 2)</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2> uname -a<BR>Linux
sqa-pe2650-40 2.6.9-22.ELsmp #1 SMP Mon Sep 19 18:32:14 EDT 2005 i686 <BR>i686
i386 GNU/Linux</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2>rpm -qa | grep
ocfs<BR>ocfs2console-1.2.0-1<BR>ocfs2-tools-1.2.0-1<BR>ocfs2-2.6.9-22.ELsmp-1.2.0-1</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2>rpm -qa | grep -i
device<BR>device-mapper-1.01.04-1.0.RHEL4<BR>device-mapper-multipath-0.4.5-6.0.RHEL4</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2>Console
messages:<BR>(5104,1):dlm_send_remote_convert_request:393 ERROR: status =
-107<BR>(5104,1):dlm_wait_for_node_death:285 4E4133205E3C4AD980D6BBBE4AE4014B:
waiting <BR>5000ms for notification of death of node
0<BR>(6360,0):dlm_send_remote_convert_request:393 ERROR: status =
-107<BR>(6360,0):dlm_wait_for_node_death:285 EDB955CBD81B44C78CD9258B99F91E4C:
waiting <BR>5000ms for notification of death of node
0<BR>(5104,1):dlm_send_remote_convert_request:393 ERROR: status =
-107<BR>(5104,1):dlm_wait_for_node_death:285 4E4133205E3C4AD980D6BBBE4AE4014B:
waiting <BR>5000ms for notification of death of node
0<BR>(6360,0):dlm_send_remote_convert_request:393 ERROR: status =
-107<BR>(6360,0):dlm_wait_for_node_death:285 EDB955CBD81B44C78CD9258B99F91E4C:
waiting <BR>5000ms for notification of death of node
0<BR>(6,0):o2quo_make_decision:143 ERROR: fencing this node because it is
connected <BR>to a half-quorum of 1 out of 2 nodes which doesn't include the
lowest active <BR>node 0<BR>(6,0):o2hb_stop_all_regions:1727 ERROR: stopping
heartbeat on all active <BR>regions.<BR>Kernel panic - not syncing: ocfs2 is
very sorry to be fencing this system by <BR>panicing</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face="Microsoft Sans Serif" size=2>------------[ cut here
]------------<BR>kernel BUG at kernel/panic.c:74!<BR>invalid operand: 0000
[#1]<BR>SMP<BR>Modules linked in: nfs lockd ocfs2(U) debugfs(U) md5 ipv6
parport_pc lp parport <BR>netconsole netdump autofs4 i2c_dev i2c_core
ocfs2_dlmfs(U) ocfs2_dlm(U) <BR>ocfs2_nodemanager(U) configfs(U) sunrpc button
battery ac ohci_hcd shpchp tg3 <BR>floppy sg aic7xxx dm_round_robin dm_multipath
dm_mirror dm_modEIP is at <BR>panic+0x47/0x147<BR>Process events/0 (pid: 6,
threadinfo=f7c7c000 task=c1e25130)f8bf5831
<BR>default_wake_function+0x0/0xc kernel_thread_helper+0x5/0xb<BR>a8 ff<BR>Pid:
6, comm:
events/0<BR>EIP: 0060:[<c0121b26>] CPU: 0<BR>EIP is at
panic+0x47/0x147<BR> EFLAGS: 00010286 Not tainted
(2.6.9-22.ELsmp)<BR>EAX: 0000005a EBX: f8c00a68 ECX: f7c7cf58 EDX:
c02e29cb<BR>ESI: f8c00a6c EDI: 00000206 EBP: c1e26000 DS: 007b ES: 007b<BR>CR0:
8005003b CR2: 0036c570 CR3: 37f87f00 CR4: 000006f0<BR> [<f8bee6fb>]
o2quo_disk_timeout+0x0/0x2 [ocfs2_nodemanager]<BR> [<c013044f>]
worker_thread+0x168/0x1d5<BR> [<f8bee6fd>]
o2quo_make_decision+0x0/0x247 [ocfs2_nodemanager]<BR> [<c011e52f>]
default_wake_function+0x0/0xc<BR> [<c011e52f>]
default_wake_function+0x0/0xc<BR> [<c01302e7>]
worker_thread+0x0/0x1d5<BR> [<c01339d9>]
kthread+0x73/0x9b<BR> [<c0133966>]
kthread+0x0/0x9b<BR> [<c01041f1>]
kernel_thread_helper+0x5/0xb<BR></FONT></DIV></BODY></HTML>