Archive for the ‘LVM’ Category
Rename Volume Group on HP-UX (quick & dirty)
Can you explain how to rename a volume group (VG)?, How to rename your Volume Group on HP-UX ? and many more question about how to rename the volume group. here I show you the magic of how to rename your Volume Group.
bash> bdf|grep /rdbms/oradata/a /dev/vg07/lvol1 5144576 3515198 1527542 70% /rdbms/oradata/a
We will rename VG07 to VG20, backup your data first.
Backup VG config First
bash> vgcfgbackup /dev/vg07 Volume Group configuration for /dev/vg07 has been saved in /etc/lvmconf/vg07.conf
Ok, now deactivate the first volume group
bash> vgchange -a n /dev/vg07 Volume group "/dev/vg07" has been successfully changed.
Export Vg07 dengan nama ‘vg20.map’
bash> vgexport -v -s -m /tmp/vg20.map /dev/vg07 Beginning the export process on Volume Group "/dev/vg07". /dev/dsk/c5t0d0 Volume group "/dev/vg07" has been successfully removed.
Create New Volume group (VG20)
bash> mkdir /dev/vg20 bash> mknod /dev/vg20/group c 64 0x1a0000
Import VG nya
bash> vgimport -v -s -m /tmp/vg20.map /dev/vg20 Beginning the import process on Volume Group "/dev/20". Logical volume "/dev/vg20/lvol1" has been successfully created with lv number 1. Volume group "/dev/vg20" has been successfully created.
Last but not least, Enable the VG
bash> vgchange -a y /dev/vg20 Activated volume group Volume group "/dev/vg20" has been successfully changed.