Yeah.. mounted is a bit dumb. In the next release, it will recognize /dev/mapper devices. We still need to teach it to handle multipathing fully.
David Johle wrote: > I'm not sure about why mounted.ocfs2 is showing both the dm and the > sd devices for the same volume. But this could all be very similar > to a problem I've experienced with OCFS2 & mount finding the right > device with multipathing. > > See the following thread for some more insight: > http://oss.oracle.com/pipermail/ocfs2-users/2009-March/003391.html > > > > At 04:12 PM 3/15/2010, you wrote: > >> Date: Wed, 16 Dec 2009 14:20:45 -0500 >> From: "Nyburg, Daryl" <daryl.nyb...@utoledo.edu> >> Subject: [Ocfs2-users] OCFS2 Multipath Configuration >> To: <ocfs2-users@oss.oracle.com> >> >> Hello All, >> I am having some problems configuring OCFS2 to use only the >> multipath device name. We have been doing failover testing with our >> ISCI SAN and as soon as we unplug one NIC the following messages appear >> in /var/log/messages and the system reboots. >> >> >> Dec 16 12:39:03 mcprac01 kernel: (56,6):o2hb_write_timeout:172 ERROR: >> Heartbeat write timeout to device dm-34 after 120000 milliseconds >> Dec 16 12:39:03 mcprac01 kernel: (56,6):o2hb_stop_all_regions:1967 >> ERROR: stopping heartbeat on all active regions. >> Dec 16 12:39:03 mcprac01 kernel: ocfs2 is very sorry to be fencing this >> system by restarting >> >> >> RHEL 5.3 Kernel 2.6.18-128.el5 >> OCFS2 Versions >> ocfs2console-1.4.3-1.el5 >> ocfs2-2.6.18-128.el5-1.4.2-1.el5 >> ocfs2-tools-1.4.3-1.el5 >> >> Why does this show all device paths? Is there anyway to tell OCFS2 to >> ignore the /dev/sd* devices ? >> $ mounted.ocfs2 -d >> Device FS UUID Label >> /dev/sdf1 ocfs2 2eaddbd4-fac6-4c83-a86d-357215730b23 >> /dev/dm-25 ocfs2 2eaddbd4-fac6-4c83-a86d-357215730b23 >> /dev/sdaj1 ocfs2 2eaddbd4-fac6-4c83-a86d-357215730b23 >> /dev/sdd1 ocfs2 199f76a6-280a-46c6-812e-50712170a823 >> /dev/dm-32 ocfs2 199f76a6-280a-46c6-812e-50712170a823 >> /dev/sdai1 ocfs2 199f76a6-280a-46c6-812e-50712170a823 >> > > _______________________________________________ > Ocfs2-users mailing list > Ocfs2-users@oss.oracle.com > http://oss.oracle.com/mailman/listinfo/ocfs2-users > _______________________________________________ Ocfs2-users mailing list Ocfs2-users@oss.oracle.com http://oss.oracle.com/mailman/listinfo/ocfs2-users
