We need to compare the performance of our two implementations of sharded object storage:
- xfs, 3-level deep, 256 wide (`/srv/storage/0/00/7d/73/007d73ada118bbd80d142c126d86c1fb89e4a609`)
- ext4, 1-level deep, 16384 wide (`/srv/storage/0-ext4/007d7/007d73ada118bbd80d142c126d86c1fb89e4a609`)
Summary:
| test | xfs baseline | ext4 | improvements |
|------------|--|--|--|
| read 100k random files | 106m10.771s | 73m46.195s | 31% better |
| stat 100k random files | 88m22.129s | 32m14.480s | 63% better |