- outline
EBS can be expanded online, and there is no impact on service between changes
- how-to
### extend Disk
## Web Console
# EC2 -> EBS -> volumes -> modify
## aws cli
# aws ec2 modify-volume --volume-type io1 --iops 10000 --size 200 --volume-id vol-11111111111111111
## check disk
# lsblk
## extend file system
# growpart /dev/nvme0n1 1
#### apply extended file system
## xfs
### nitro & xen
# sudo xfs_growfs -d /
### ext4
## nitro
# sudo resize2fs /dev/nvme0n1p1
## xen
# sudo resize2fs /dev/xvda1
## check
# df -h
- reference
https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/recognize-expanded-volume-linux.html