AIX Save and restore lvm structure
On source partition
#smit savevg Back Up a Volume Group to Tape/File or UDFS capable media Type or select values in entry fields. Press Enter AFTER making all desired changes. [Entry Fields] WARNING: Execution of the savevg command will result in the loss of all material previously stored on the selected output medium. * Backup DEVICE or FILE [/root/my_vg.bck] * VOLUME GROUP to back up [my_vg] List files as they are backed up? no Generate new vg.data file? yes Create MAP files? yes EXCLUDE files? no EXPAND /tmp if needed? no Disable software packing of backup? no Backup extended attributes? yes Number of BLOCKS to write in a single output  (Leave blank to use a system default) Verify readability if tape device? Back up Volume Group information files only? yes
On destination partition
- Check presence of your bck file transfered before
- Restore volume group one by one with this command (-s shrink lvs) :
# restvg -s -r -f <backup_file> <pv_name> ....
- Don't forget to set PP size with -P if you want an exact copy of your structure :
# restvg -P <pp_size_in_mb> -r -f <backup_file> <pv_name> ...