ref: a6e9ab0ced8523fb8099afa4547dc27793e27462 dir: /tests/extents/mergeprevious/output/
Extents testextents n 1 lowest (101 108 8) lru (101 108 8) nlru 1 by blkno: 101 108 8 by size: 101 108 8 lru: 101 108 8