LVM: Extend an existing Volume Group by adding a new disk
Article Number: 148 | Rating: Unrated | Last Updated: Sat, Jun 2, 2018 9:31 AM
LVM: Extend an existing Volume Group by adding a new disk
# Tested on AIX 6.1
# First, verify the disk(s) to use on the VG with "lspv" or any other similar tool. # Ensure that disk is not being used/ lspv hdisk0 00f7136bab316a7a rootvg active hdisk1 00f7136b82d34d5a datavg active hdisk2 none None hdisk3 none None hdisk4 none None hdisk5 none None hdisk6 none None hdisk7 none None hdisk8 none None <---- hdisk9 none None DISK=hdisk8 VG=datavg # Check before lsvg $VG VOLUME GROUP: datavg VG IDENTIFIER: 00f7136b00004c000000013782d34d78 VG STATE: active PP SIZE: 128 megabyte(s) VG PERMISSION: read/write TOTAL PPs: 103 (13184 megabytes) <---- MAX LVs: 512 FREE PPs: 0 (0 megabytes) LVs: 2 USED PPs: 103 (13184 megabytes) OPEN LVs: 2 QUORUM: 2 (Enabled) TOTAL PVs: 1 VG DESCRIPTORS: 2 STALE PVs: 0 STALE PPs: 0 ACTIVE PVs: 1 AUTO ON: yes MAX PPs per VG: 130048 MAX PPs per PV: 1016 MAX PVs: 128 LTG size (Dynamic): 256 kilobyte(s) AUTO SYNC: no HOT SPARE: no BB POLICY: relocatable PV RESTRICTION: none INFINITE RETRY: no # Add disk to VG extendvg $VG $DISK 0516-1254 extendvg: Changing the PVID in the ODM. # Check after lspv hdisk0 00f7136bab316a7a rootvg active hdisk1 00f7136b82d34d5a datavg active hdisk2 none None hdisk3 none None hdisk4 none None hdisk5 none None hdisk6 none None hdisk7 none None hdisk8 00c6b1c5fa811973 datavg active <---- hdisk9 none None lsvg $VG VOLUME GROUP: datavg VG IDENTIFIER: 00f7136b00004c000000013782d34d78 VG STATE: active PP SIZE: 128 megabyte(s) VG PERMISSION: read/write TOTAL PPs: 206 (26368 megabytes) <---- MAX LVs: 512 FREE PPs: 103 (13184 megabytes) LVs: 2 USED PPs: 103 (13184 megabytes) OPEN LVs: 2 QUORUM: 2 (Enabled) TOTAL PVs: 2 VG DESCRIPTORS: 3 STALE PVs: 0 STALE PPs: 0 ACTIVE PVs: 2 AUTO ON: yes MAX PPs per VG: 130048 MAX PPs per PV: 1016 MAX PVs: 128 LTG size (Dynamic): 256 kilobyte(s) AUTO SYNC: no HOT SPARE: no BB POLICY: relocatable PV RESTRICTION: none INFINITE RETRY: no |