Lines Matching refs:compaction
10 …compaction style of RocksDB is level-based compaction, which is an improved version of LevelDB's c…
14 …B only uses one thread for compaction and it always picks files in round robin manner. We implemen…
20 …e of a level to the next level, it creates a hole. Over time, incoming compaction will fill data t…
22 …e amplification, because a file being picked covers a range whose last compaction time to the next…
24 We created a compaction priority **kOldestSmallestSeqFirst** for the same effect. With this mode, w…
28 …compaction comes, it will simply overwrite existing keys so size level 1 doesn't increase, so no n…
30 The compaction priority **kOldestLargestSeqFirst** optimizes this use case. In this mode, we will p…
36 …compaction priority **kByCompensatedSize** considers the case. If number of deletes in a file exce…
38 **Efficiency of compaction filter**
40 …compaction filters](https://github.com/facebook/rocksdb/blob/v4.1/include/rocksdb/options.h#L201-L…
43 In all, there three choices of compaction priority modes optimizing different scenarios. if you hav…
45 If you have good ideas about better compaction picker approach, you are welcome to implement and be…
51 …/smalldatum.blogspot.com/2016/02/compaction-priority-in-rocksdb.html](http://smalldatum.blogspot.c…