AWS Enlarge the EC2 Root Disk Space

AWS Enlarge the EC2 Root Disk Space

Go to EC in AWS Console, select the EC2 instance we have, in the Detail Description

We can see the Root Device: /dev/sda1 if we click on that, it will open the Volume Menu

Select the Volume —> Modify Volume —> Change the number to a bigger number

Restart our machine, yeah, we will have bigger disk space

df -lh
Filesystem      Size  Used Avail Use% Mounted on
udev            2.0G     0  2.0G   0% /dev
tmpfs           395M  780K  394M   1% /run
/dev/xvda1       30G  5.7G   24G  20% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/loop0       90M   90M     0 100% /snap/core/6673
/dev/loop1       18M   18M     0 100% /snap/amazon-ssm-agent/1068
/dev/loop3       91M   91M     0 100% /snap/core/6350
/dev/loop2       18M   18M     0 100% /snap/amazon-ssm-agent/930
/dev/loop4       92M   92M     0 100% /snap/core/6531
tmpfs           395M     0  395M   0% /run/user/1000

It increase from 8G to 30G.

References:
https://amimoto-ami.com/create-snapshot-restore/