Issue:
# vgdisplay -v /dev/vg00
vgdisplay: Couldn't query volume group "/dev/vg00".
Possible error in the Volume Group minor number; Please check and make
sure the group minor number is unique.
vgdisplay: Cannot display volume group "/dev/vg00".
Debug:
# ll /dev/*/group
crw-r----- 1 root sys 64 0x000000 Sep 27 2006 /dev/vg00/group
cr--r--r-- 1 root sys 64 0x010000 Oct 11 2006 /dev/vg01/group
crw-r--r-- 1 root sys 64 0x020000 Mar 4 11:00 /dev/vg02/group
# ll /dev/slvmg
/dev/slvmg not found
# cd /dev
# find . -exec ll {} \; | grep 0x000000 | grep 64
crw-r----- 1 root sys 64 0x000000 Sep 27 2006 group
crw-r----- 1 root sys 64 0x000000 Sep 27 2006 ./vg00/group
Fixed:
# mv /etc/lvmtab /etc/lvmtab.save
# vgscan -v
# vgchange -a y vg00
# vgdisplay vg00
Relink Doc:
http://forums11.itrc.hp.com/service/forums/questionanswer.do?threadId=248847
key words:ULVMKBRC00008020
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