新建paging space
mkps -n -s 3 datavg
-bash-3.2# mkps -n -s 3 datavg
paging01
-n参数表示馬上激活此页面空间
-s参数指定lp的大小
如果需要在下次系统重启动的时候激活空间则需要加-a参数
-bash-3.2# mkps -a -n -s 4 datavg
paging02
-bash-3.2# lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging02 hdisk1 datavg 64MB 1 yes yes lv 0
paging01 hdisk2 datavg 48MB 4 yes no lv 0
paging00 hdisk2 datavg 32MB 1 yes yes lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
也可以使用smit mkps工具新建paging space
smit mkps
Add Another Paging Space
Type or select values in entry fields.
Press Enter AFTER making all desired changes.
[Entry Fields]
Volume group name datavg
SIZE of paging space (in logical partitions) [] #
PHYSICAL VOLUME name +
Start using this paging space NOW? no +
Use this paging space each time the system is no +
RESTARTED?
Checksum Size [] +#
查看paging space
-bash-3.2$ lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging01 hdisk2 datavg 48MB 1 yes no lv 0
paging00 hdisk2 datavg 32MB 3 yes no lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
-bash-3.2$ lsps -s
Total Paging Space Percent Used
592MB 20%
-bash-3.2# lsps paging00
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging00 hdisk2 datavg 32MB 1 yes no lv 0
也可以smit lsps查看
COMMAND STATUS
Command: OK stdout: yes stderr: no
Before command completion, additional instructions may appear below.
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging01 hdisk2 datavg 48MB 1 yes no lv 0
paging00 hdisk2 datavg 32MB 3 yes no lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
激活paging space
设置 /etc/swapspaces 文件下paging space可用
swapon -a
激活指定的paging space
swapon /dev/paging00
也可smit swapon激活
Activate a Paging Space
Type or select values in entry fields.
Press Enter AFTER making all desired changes.
[Entry Fields]
PAGING SPACE name +
关闭paging space
swapoff
swapoff /dev/paging00
也可使用smit swapoff
Deactivate a Paging Space
Type or select values in entry fields.
Press Enter AFTER making all desired changes.
[Entry Fields]
PAGING SPACE name paging01 +
修改paging space
指定在系统下次重启动的时候激活此页空间
-bash-3.2# chps -a y paging00
增加页空间的大小
-bash-3.2# lsvg datavg
VOLUME GROUP: datavg VG IDENTIFIER: 00cfff0e00004c000000013b42db5dfe
VG STATE: active PP SIZE: 16 megabyte(s)
...
-bash-3.2# lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging02 hdisk1 datavg 64MB 1 yes yes lv 0
paging01 hdisk2 datavg 48MB 4 yes no lv 0
paging00 hdisk2 datavg 32MB 1 yes yes lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
-bash-3.2# chps -s 1 paging02 #-s后面跟的要增加几个lp数量(16+64=80)
-bash-3.2# lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging02 hdisk1 datavg 80MB 1 yes yes lv 0
paging01 hdisk2 datavg 48MB 4 yes no lv 0
paging00 hdisk2 datavg 32MB 1 yes yes lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
减少页面空间chps -d 1 paging00 #-s后面跟的要减少几个lp数量(16+64=80)
-bash-3.2# lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging02 hdisk1 datavg 80MB 1 yes yes lv 0
paging01 hdisk2 datavg 48MB 4 yes no lv 0
paging00 hdisk2 datavg 32MB 1 yes yes lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
-bash-3.2# chps -d 1 paging00
shrinkps: Temporary paging space paging03 created.
shrinkps: Paging space paging00 removed.
shrinkps: Paging space paging00 recreated with new size.
-bash-3.2#
-bash-3.2# lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging02 hdisk1 datavg 80MB 1 yes yes lv 0
paging01 hdisk2 datavg 48MB 4 yes no lv 0
paging00 hdisk2 datavg 16MB 1 yes yes lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
也可以使用smit chps修改页空间
smit chps 命令后出现一选择页空间的提示选择框,选上你要修改的页空间
Change / Show Characteristics of a Paging Space
Type or select values in entry fields.
Press Enter AFTER making all desired changes.
[Entry Fields]
Paging space name paging01
Volume group name datavg
Physical volume name hdisk2
NUMBER of additional logical partitions [] #
Or NUMBER of logical partitions to remove [] #
Use this paging space each time the system is no +
RESTARTED?
Checksum Size [0] +#
删除页空间
rmps 页空间名称
删除页空间前请先使用swapoff命令停止该页空间,否则会出现以下提示
-bash-3.2# rmps paging02
0517-062 rmps: Paging space paging02 is active.
0517-061 rmps: Cannot remove paging space paging02.
以下成功删除页空间
-bash-3.2# swapoff /dev/paging02
-bash-3.2# rmps paging02
rmlv: Logical volume paging02 is removed.
-bash-3.2# lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging01 hdisk2 datavg 48MB 5 yes no lv 0
paging00 hdisk2 datavg 16MB 3 yes yes lv 0
hd6 hdisk0 rootvg 512MB 23 yes yes lv 0
也可以使用smit rmps删除(删除前也必须停止页空页,不然也会出现错误)
Remove a Paging Space
Type or select values in entry fields.
Press Enter AFTER making all desired changes.
[Entry Fields]
PAGING SPACE name paging00 +
成功删除如下:
COMMAND STATUS
Command: OK stdout: yes stderr: no
Before command completion, additional instructions may appear below.
rmlv: Logical volume paging00 is removed.
本文转自 pk2008 51CTO博客,原文链接:http://blog.51cto.com/837244/1075418