name : modify-volume.rst **Example 1: To modify a volume by changing its size** The following ``modify-volume`` example changes the size of the specified volume to 150GB. Command:: aws ec2 modify-volume --size 150 --volume-id vol-1234567890abcdef0 Output:: { "VolumeModification": { "TargetSize": 150, "TargetVolumeType": "io1", "ModificationState": "modifying", "VolumeId": " vol-1234567890abcdef0", "TargetIops": 100, "StartTime": "2019-05-17T11:27:19.000Z", "Progress": 0, "OriginalVolumeType": "io1", "OriginalIops": 100, "OriginalSize": 100 } } **Example 2: To modify a volume by changing its type, size, and IOPS value** The following ``modify-volume`` example changes the volume type to Provisioned IOPS SSD, sets the target IOPS rate to 10000, and sets the volume size to 350GB. :: aws ec2 modify-volume \ --volume-type io1 \ --iops 10000 \ --size 350 \ --volume-id vol-1234567890abcdef0 Output:: { "VolumeModification": { "TargetSize": 350, "TargetVolumeType": "io1", "ModificationState": "modifying", "VolumeId": "vol-0721c1a9d08c93bf6", "TargetIops": 10000, "StartTime": "2019-05-17T11:38:57.000Z", "Progress": 0, "OriginalVolumeType": "gp2", "OriginalIops": 150, "OriginalSize": 50 } }