Did some benchmarks, not too bad.
Benchmark finished! block-size: 4.0 MiB, big-object-size: 1.0 GiB, small-object-size: 128 KiB, small-objects: 100, NumThreads: 6
+--------------------+--------------------+------------------+
| ITEM | VALUE | COST |
+--------------------+--------------------+------------------+
| upload objects | 207.02 MiB/s | 115.93 ms/object |
| download objects | 405.78 MiB/s | 59.14 ms/object |
| put small objects | 278.4 objects/s | 21.55 ms/object |
| get small objects | 498.5 objects/s | 12.04 ms/object |
| list objects | 40977.06 objects/s | 14.64 ms/op |
| head objects | 1995.4 objects/s | 3.01 ms/object |
| delete objects | 312.1 objects/s | 19.22 ms/object |
| change permissions | not support | not support |
| change owner/group | not support | not support |
| update mtime | not support | not support |
+--------------------+--------------------+------------------+
Benchmark finished! block-size: 4.0 MiB, big-object-size: 1.0 GiB, small-object-size: 128 KiB, small-objects: 100, NumThreads: 6
+--------------------+-------------------+------------------+
| ITEM | VALUE | COST |
+--------------------+-------------------+------------------+
| upload objects | 80.82 MiB/s | 296.94 ms/object |
| download objects | 274.61 MiB/s | 87.40 ms/object |
| put small objects | 31.6 objects/s | 189.98 ms/object |
| get small objects | 145.1 objects/s | 41.36 ms/object |
| list objects | 6293.39 objects/s | 95.34 ms/op |
| head objects | 177.7 objects/s | 33.76 ms/object |
| delete objects | 136.6 objects/s | 43.93 ms/object |
| change permissions | not support | not support |
| change owner/group | not support | not support |
| update mtime | not support | not support |
+--------------------+-------------------+------------------+