Increase swap File Partition on eNlight (or plane Linux Server)

July 28, 2014 / FAQs

While increasing Swap File on the Server, first you need to check there should be enough free space (larger than new swap size) available on the partition.

Follow the below steps:

Step 1:- #dd if=/dev/zero of=/swapfile bs=1024 count=1572864

This command is for creating the free space for file /swapfile to 1.5 GB

Please note that count is the block size calculated as (1024 * 1.5)

Step 2:- #mkswap /swapfile

Step 3:- #chown root:root /swapfile

Step 4:- #chmod 0600 /swapfile1

Step 5:- #swapon /swapfile1

Step 6:- #vi /etc/fstab

Enter this at the end of file "/swapfile1 swap swap defaults 0 0"

Step 7:- # mount -a or

Step 8:- free -m (check swap file size for your confirmation)

Step 9:- This has been done Cheers !!!

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