How to add swap in Solaris 11

View the current swap size, which is 2G

root@vzwc1:~# ZFS list
NAME                        USED  avail  refer  mountpoint
rpool                      8.68G  40.0G  4.90M  /rpool
rpool/root                 4.03G  40.0G    31K  legacy
Rpool/root/solaris         4.03G  40.0G  3.72G  /
rpool/root/solaris/var      265M  40.0G   202M  /var
Rpool/varshare               43K  40.0G    43K  /var/share
rpool/dump                 2.58G  40.1G  2.50G  -
rpool/export                900K  40.0G    32K  /export
rpool/export/home           868K  40.0G    34K  /export/home
rpool/export/home/grid     36.5K  40.0G  36.5K  /export/ Home/grid
rpool/export/home/oracle     45K  40.0G    45K  /export/home/oracle
rpool/ EXPORT/HOME/ZHONGWC   752K  40.0G   752K  /export/home/zhongwc
rpool/swap                 2.06G  40.1G  2.00G  -
root@vzwc1:~# swap-l-H
swapfile             dev    swaplo   blocks     free
/dev/zvol/dsk/rpool/swap 285,2        4K     2.0G     2.0G

ZFS does not support mkfile to add swap

root@vzwc1:~# mkfile 5g/var/swapfile
root@vzwc1:~# swap-a/var/swapfile/var/swapfile:invalid for 
This filesystem type

You can add swap by using ZFS set

root@vzwc1:~# ZFS Set volsize=5g rpool/swap

View Swap again

 root@vzwc1:~# ZFS list NAME USED avail refer mountpoint rpool 11.8G   36.9G 4.90m/rpool rpool/root 4.03G 36.9G 31K legacy rpool/root/solaris 4.03G 36.9G 3.72G /Rpool/root/solaris/var 265M 36.9G 202m/var rpool/varshare 43K 36.9G 43k/var/share rpool/           Dump 2.58G 37.0G 2.50g-rpool/export 900K 36.9G 32k/export rpool/export/home 868K 36.9G 34k/export/home rpool/export/home/grid 36.5K 36.9G 36.5k/export/home/grid rpool/export/home /oracle 45K 36.9G 45k/export/home/oracle rpool/export/home/zhongwc 752K 36.9G 752K/EXPORT/HOME/ZHONGWC RP Ool/swap 5.16G 37.1G 5.00g-root@vzwc1:~# swap-l-h swapfile Dev Swaplo blocks F Ree/dev/zvol/dsk/rpool/swap 285,2 4K 2.0G 2.0g/dev/zvol/dsk/rpool/swap 285,2 2.0G 3.0G 3.0g< /pre>

Turning off and starting the graphical interface has also changed

Close the graphical interface

Svcadm Disable Svc:/application/graphical-login/gdm:default

Start the graphical interface

Svcadm Enable Svc:/application/graphical-login/gdm:default