AIX Commands – Part I

Volume Group Commands



Display all VGs:

# lsvg



Display all active VGs:

# lsvg –o



Display info about rootvg,

# lsvg rootvg



Display info about all LVs in all VGs,

# lsvg -o |lsvg –il



Display info about all PVs in rootvg

# lsvg -p rootvg



Create VG with name vgxx on hdisk1 with partition size 8MB,

# mkvg -s 8 hdisk1



Create VG with name sivg on hdisk1 with partition size 8MB,

# mkvg -s 8 -y sivg hdisk1



Create sivg on hdisk1 with PP size 4 and no of partions 2 * 1016,

# mkvg -s 4 -t 2 -y sivg hdisk1



To make 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



Reorganises PP allocation of VG newvg,

# reorgvg newvg



Add PV hdisk3 and hdisk4 to VG newvg,

# extendvg newvg hdisk3 hdisk4



Exports the VG newvg,

# exportvg newvg



Import the hdisk2 with name newvg, and assign major number 44,

# importvg -V 44 -y newvg hdisk2



Remove PV hdisk3 from VG newvg,

# reducevg newvg hdisk3



To deactviate VG newvg,

# varyoffvg newvg



To activate VG newvg,

# varyonvg newvg



To sync the mirrored LV in the VG sivg,

# syncvg -v sivg



To mirror LVs of sivg with hdisk2 (-m for exact mirror, -S forbackground mirror),

# mirrorvg -S -m sivg hdisk2



To remove the mirrored PV from the set,

# unmirrorvg sivg hdisk2



To synchronize ODM with LVM(VGDA) for datavg,

# synclvodm datavg