1 create fs with metadata_csum 2 Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 3 change UUID 4 Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 5 check filesystem 6 fsck returns 0 7 Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 8 turn on csum seed 9 Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 10 Checksum seed: 0x3ba62721 11 check filesystem 12 fsck returns 0 13 Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 14 Checksum seed: 0x3ba62721 15 change UUID 16 Filesystem UUID: a61be2e0-b3b8-4fbc-b2cd-d84b306b9731 17 Checksum seed: 0x3ba62721 18 check filesystem 19 fsck returns 0 20 Filesystem UUID: a61be2e0-b3b8-4fbc-b2cd-d84b306b9731 21 Checksum seed: 0x3ba62721 22