| DISK/LVM Commands | AIX | HP-UX | LINUX(RedHat) | SOLARIS(VxVM) |
| Filesystem table | /etc/filesystems | /etc/fstab | /etc/fstab | /etc/vfstab |
| Free disk blocks | df -k | bdf | df -k | df -k |
| Device listing | lsdev -C | /sbin/ioscan | cat /proc/devices | sysdef |
| Disk information | bootinfo -s hdisk# | diskinfo /dev/rdsk/c#t#d# | cat /proc/scsi/scsi0/sda/model | format -d c#t#d# format>current format>inquiry |
| Disk Label | ispv -l hdisk# | pvdisplay -v /dev/dsk/C#t#d# | fdisk -l | prtvtoc |
| LVM Concepts | Partition | logical extents | logical extents | sub disk |
| Volume | logical volume | logical volume | Volume | |
| Plex | ||||
| Volume group | volume group | volume group | disk group | |
| Journal Filesystem type | jfs | vxfs | ext3 | vxfs |
| Default volume group | /dev/rootvg | /dev/vg00 | /dev/vx/dsk/rootdg | |
| Display volume group | lsvg -l rootvg | vgdisplay -v vg00 | vgdisplay -v | vxprint -l -g rootdg |
| Modify physical volume | chpv | pvchange | pvchange | vxdisk |
| Prepare physical disk | mkdev -c disk -l hdisk# | pvcreate | pvcreate | vxprint -dl |
| List phycical volume | lspv | pvdisplay | pvdisplay | vxprint -dl |
| Remove disk from volume group | reducevg | vgreduce | vgreduce | vxdg rmdisk |
| Move logical volumes to another physical volumes | migratepv | pvmove | pvmove | vxassist move |
| Create volume group | mkvg | vgcreate | vgcreate | vxdg init |
| Remove volume group | vgremove | vgremove | vxdg destroy | |
| Volume group availability | chvg varyonvg varyoffvg | vgchange | vgchange | vxdg set |
| Restore volume group | vgcfgrestore | vgcfgrestore | vxconfigrestore | |
| Exports volume group | exportvg | vgexport | vgexport | vxdg deport |
| Imports volume group | importvg | vgimport | vgimport | vxdg import |
| Volume group listing | lsvg | vgscan | vgscan | vxdg list |
| Change logical volume characteristics | chlv | lvchange | lvchange | vxedit set |
| List logical volume | lslv | lvdisplay | lvdisplay | vxprint -vl |
| Make logical volume | mklv | lvcreate | lvcreate | vxassist make |
| Extend logical volume | extendlv | lvextend | lvextend | vxassist growto |
| Reduce logical volume | lvreduce | lvreduce | vxassist shrinkto | |
| Remove logical volume | rmlv | lvremove | lvremove | vxedit rm |
| Prepare boot volumes | bootlist -m normal | lvlnboot | lilo | vxbootsetup |
| Remove boot volumes | lvrmboot | |||
| Extend File system | chfs -a size=# /mt | extendfs /dev/vg00/lv0l8 fsadm -F vxfs -b{LE * 1024} /mt | resize2fs resize_reiserfs | vxresize fsadm -F vxfs -b {block#} /mt |
| Reduce/Splic mirrors | rmlvcopy | lvsplit | lvsplit | vxassist remove mirror |
| Merge mirrors | lvmerge | lvmerge | ||
| Create mirrors | mklv -c 2 | lvcreate -m 1 | vxassist mirror | |
| Add mirrors | mklvcopy lv2 | lvextend -m 1 | vxassist mirror | |
| Create striped volumes | mklv -u 3 -S 64K | lvcreate -i 3 -l 64 | lvcreate -i 3 -l 64 | vxassist make vol 100mb layout=raid5 |
| System recovery tape | mksysb -i /dev/rmt0 | /opt/ignite/bin/make_recovery | ||
| Backup | savevg -i rootvg | fbackup | tar cvf /dev/rst0/ | vxdump |
| Restore | restvg | frecover | tar xvf /dev/rst0 | vxrestore |
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