SWAP space on EC2 on separate volume
It’s an extension of my previous article – how to create SWAP on EC2 instance.
This time, we are going to create separate volume.
We start with creating new Volume:
Make sure that your volume is in the same zone, as your instance:
Attach volume to your desired instance:
After attaching – don’t forget to note Device – /dev/sdf in our case…
sudo mkswap -f /dev/sdf Setting up swapspace version 1, size = 4194300 KiB no label, UUID=0d446dc1-bd25-4a51-92e0-44d80a343fb5
lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT xvda 202:0 0 16G 0 disk └─xvda1 202:1 0 16G 0 part / xvdf 202:80 0 4G 0 disk [SWAP]
works as a charm…
free -m total used free shared buffers cached Mem: 993 657 336 20 53 277 -/+ buffers/cache: 325 668 Swap: 5119 0 5119
make it permanent:
nano /etc/fstab /dev/sdf swap swap defaults 0 0