+--------------------------------------------+---------+---------+
|                                            | tonbo   | rocksdb |
+================================================================+
| random range reads                         | 84448ms | 36785ms |
|--------------------------------------------+---------+---------|
| random range reads                         | 82956ms | 36875ms |
|--------------------------------------------+---------+---------|
| random range projection reads              | 39527ms | 37420ms |
|--------------------------------------------+---------+---------|
| random range projection reads              | 39521ms | 37284ms |
|--------------------------------------------+---------+---------|
| random range projection reads (4 threads)  | 33396ms | 37905ms |
|--------------------------------------------+---------+---------|
| random range projection reads (8 threads)  | 31907ms | 37973ms |
|--------------------------------------------+---------+---------|
| random range projection reads (16 threads) | 28558ms | 36494ms |
|--------------------------------------------+---------+---------|
| random range projection reads (32 threads) | 23615ms | 37949ms |
+--------------------------------------------+---------+---------+

+-------------------------------+--------+---------+
|                               | tonbo  | rocksdb |
+==================================================+
| bulk load                     | 6372ms | 9363ms  |
|-------------------------------+--------+---------|
| individual writes             | 8301ms | 10625ms |
|-------------------------------+--------+---------|
| individual writes (4 threads) | 8188ms | 10723ms |
|-------------------------------+--------+---------|
| individual writes (8 threads) | 7781ms | 10458ms |
|-------------------------------+--------+---------|
| batch writes                  | 7924ms | 7066ms  |
|-------------------------------+--------+---------|
| batch writes (4 threads)      | 7756ms | 7069ms  |
|-------------------------------+--------+---------|
| batch writes (8 threads)      | 7634ms | 7068ms  |
|-------------------------------+--------+---------|
| removals                      | 3089ms | 3803ms  |
+-------------------------------+--------+---------+

+--------------------------------------------+---------+---------+
|                                            | tonbo   | rocksdb |
+================================================================+
| random range reads                         | 88524ms | 36256ms |
|--------------------------------------------+---------+---------|
| random range reads                         | 85244ms | 58745ms |
|--------------------------------------------+---------+---------|
| random range projection reads              | 40782ms | 37225ms |
|--------------------------------------------+---------+---------|
| random range projection reads              | 39439ms | 37218ms |
|--------------------------------------------+---------+---------|
| random range projection reads (4 threads)  | 33206ms | 37199ms |
|--------------------------------------------+---------+---------|
| random range projection reads (8 threads)  | 32230ms | 37092ms |
|--------------------------------------------+---------+---------|
| random range projection reads (16 threads) | 29203ms | 35566ms |
|--------------------------------------------+---------+---------|
| random range projection reads (32 threads) | 24094ms | 35547ms |
+--------------------------------------------+---------+---------+

+-------------------------------+--------+---------+
|                               | tonbo  | rocksdb |
+==================================================+
| bulk load                     | 6377ms | 9361ms  |
|-------------------------------+--------+---------|
| individual writes             | 8267ms | 10669ms |
|-------------------------------+--------+---------|
| individual writes (4 threads) | 8221ms | 10648ms |
|-------------------------------+--------+---------|
| individual writes (8 threads) | 7711ms | 10577ms |
|-------------------------------+--------+---------|
| batch writes                  | 7944ms | 7105ms  |
|-------------------------------+--------+---------|
| batch writes (4 threads)      | 7774ms | 7078ms  |
|-------------------------------+--------+---------|
| batch writes (8 threads)      | 7662ms | 7079ms  |
|-------------------------------+--------+---------|
| removals                      | 3177ms | 3816ms  |
+-------------------------------+--------+---------+