Ali Server Configuration Swap

Description: After the Alibaba server installation system, the default swap is 0. This is the process record for configuring swap on the Ali server:

1. Enter the catalogue

cd/var/

2. Get the block of swap files to add (here 1GB for example, Count = 1024x768 x 1024=1048576)

DD If=/dev/zero of=swapfile bs=1024 count=1048576
3. Create swap Files

/sbin/mkswapswapfile

4. Activating swap Files

/sbin/swaponswapfile (you can see the swap space now with the free command)

5. Check that the swap information is correct

/sbin/swapon–s

6. Add to the Fstab file to let the system boot automatically

echo "/var/swapfile swap swap defaults 0 0" >>/etc/fstab

7. Modify/etc/rc.local

Cat/etc/rc.local
Touch/var/lock/subsys/local

8. Restart the server

Reboot

Ali Server Configuration Swap