AIX LVM : Volume Group Commands List

This post describes that few AIX LVM Volume Group Commands. Below are the list.

To display all VGs in server.
 # lsvg

To display all active VGs in server.
 # lsvg -o

To display complete information about rootvg.
 # lsvg rootvg

To display information about all LVs in rootvg.
 # lsvg  -l rootvg

To display information about all LVs in all VGs.
 # lsvg -o |lsvg -il

To display information about all PVs in rootvg.
 # lsvg  -p rootvg

Create VG with name testvg on hdisk1 with physical partition size 256MB.
 # mkvg -y testvg -s 256 hdisk1

Create VG with name oravg on hdiskXX with partition size 512MB.
 # mkvg -s 512 -y oravg hdiskXX

Create BIG Volume Group.
 # mkvg -B -y  bigvg -s 512 hdisk1

Create scalable VG with name testvg.
 # mkvg -S -y testvg -s 512 hdisk1

Create testvg on hdisk1 with PP size 4 and no of partions 2 * 1016.
 # mkvg -s 4 -t 2 -y testvg hdisk1

To change VG newvg automatically activated at startup.
 # chvg -a y newvg

To deactivate the automatic activation at startup.
 # chvg -a n newvg

To change maximum no. of PP to 2032 on vg newvg.
 # chvg -t 2 newvg

To disable quorum on VG newvg.
 # chvg -Q n newvg

To reorganises PP allocation of  VG newvg.
 # reorgvg  newvg

To add PV hdisk3 and hdisk4 to VG newvg.
 # extendvg newvg hdisk3 hdisk4

To Export the VG newvg.
 # exportvg newvg

To import the hdisk2 with name  newvg, and assign major number 44.
 # importvg -V 44 -y newvg   hdisk2

To remove PV hdisk3 from VG newvg.
 # redcucevg newvg hdisk3

To deactviate VG newvg.
 # varyoffvg newvg

To activate VG newvg.
 # varyonvg newvg

To sync the mirrored LV in the VG oravg.
 # syncvg -v oravg

To mirror lv’s of sivg with hdisk2(-m for extract mirror,-S for forbackground miror).
 # mirrorvg –S –m sivg hdisk2

To remove the mirrored PV from the set.
 # unmirrorvg sivg hdisk2

 

Previous post describes commands list for physical volumes AIX LVM Physical Volume Commands