Description of problem: [root@hayes-02 ~]# lvcreate -m 1 -n mirrorC -L 10M --corelog hayes Rounding up size to full physical extent 12.00 MB Error locking on node hayes-02: The requested major:minor pair (253:77) is already used Logical volume "mirrorC" created Mar 19 09:23:37 hayes-03 udevd[1232]: udev done! Mar 19 09:24:06 hayes-03 lvm[7002]: Monitoring mirror device hayes-mirrorC for events Mar 19 09:24:06 hayes-03 udevd[1232]: udev done! From a -vvvv strace: Creating logical volume mirrorC_mimage_0 Getting device info for hayes-mirrorC dm info LVM-UtC7Efceuv8B89b0VBvLZKwFQLKuonL0Eu0NeimeQbmNwRjxKiB0RrsIPDvuJ0uk NF [16384] dm info UtC7Efceuv8B89b0VBvLZKwFQLKuonL0Eu0NeimeQbmNwRjxKiB0RrsIPDvuJ0uk NF [16384] dm info hayes-mirrorC NF [16384] Locking LV UtC7Efceuv8B89b0VBvLZKwFQLKuonL0Eu0NeimeQbmNwRjxKiB0RrsIPDvuJ0uk EX C (0x9d) Error locking on node hayes-02: The requested major:minor pair (253:77) is already used Version-Release number of selected component (if applicable): 2.6.9-82.ELsmp lvm2-2.02.42-4.el4 BUILT: Wed Feb 25 14:30:16 CST 2009 lvm2-cluster-2.02.42-4.el4 BUILT: Wed Feb 25 14:29:56 CST 2009 device-mapper-1.02.28-2.el4 BUILT: Fri Feb 20 05:09:48 CST 2009 cmirror-1.0.1-1 BUILT: Tue Jan 30 17:28:02 CST 2007 cmirror-kernel-2.6.9-43.8.el4 BUILT: Mon Mar 9 16:07:29 CDT 2009 How reproducible: Everytime
reproducible?
This works with the latest rhel5 code (though I have not tested this in rhel4 like originally reported). [root@grant-01 ~]# lvcreate -m 1 -n mirrorC -L 10M --corelog grant Rounding up size to full physical extent 12.00 MB Logical volume "mirrorC" created lvm2-2.02.56-12.el5 BUILT: Mon Jun 7 05:40:35 CDT 2010 lvm2-cluster-2.02.56-7.el5_5.3 BUILT: Fri May 14 08:35:58 CDT 2010 device-mapper-1.02.39-2.el5 BUILT: Thu Apr 22 04:43:28 CDT 2010 cmirror-1.1.39-8.el5 BUILT: Wed Mar 3 09:31:58 CST 2010 kmod-cmirror-0.1.22-3.el5 BUILT: Tue Dec 22 13:39:47 CST 200
The Red Hat Cluster Suite product is past end-of-life; closing.