Common AIX Commands 1.4

System Paging Space Management

lsps	Lists paging space and attributes. Configuration file: /etc/swapspaces (contains a list of swap devices). lsps :
chps	Changes attributes of a paging space. chps -a {y|n} paging00 : specifies that the paging space paging00 is active (y) or inactive (n) at subsequent system restarts. chps -s 10 paging02 : adds ten LPs to paging02 without rebooting. chps -d 5 paging01 : removes five LPs from paging01 without rebooting. chps -d 50 hd6 : removes fifty LPs from hd6 without rebooting.
mkps	Adds an additional paging space to the system. mkps -a -n -s20 datavg : creates a permanent paging space pagingxx in VG datavg of 20 LPs and activates it immediately.
rmps	Removes a paging space from the system (exept hd6). rmps paging00 : removes deactivated paging space paging00.
swapoff	Deactivates one or more paging space. swapoff paging01 : deactivates paging space paging01.
swapon	Activates a paging space. swapon paging01 : activate paging space paging01. swapon -a : activates all paging spaces defined in /etc/swapspaces.
swap	Displays paging characteristics and enables the allocation and deallocation of paging devices. swap -l : displays device, major and minor numbers, and total and free space. swap -a /dev/paging01 : activates paging space paging01 (like swapon). swap -d /dev/paging01 : deactivates paging space paging01 (like swapoff).
migratepv	migratepv -l hd6 hdisk0 hdisk2 : moves hd6 from hdisk0 to PV hdisk2 within the same VG (always use VG rootvg for hd6 performance).