Yang Zhang

Add Titan punch hole gc option

4

### What is changed and how it works? Issue Number: Close #xxx What's Changed: ```commit-message ``` ### Related changes - [ ] PR to update `pingcap/docs`/`pingcap/docs-cn`: - [ ] Need...

rocksdb: Upgrade rocksdb

7

### What is changed and how it works? Issue Number: Close #xxx What's Changed: ```commit-message ``` ### Related changes - [ ] PR to update `pingcap/docs`/`pingcap/docs-cn`: - [ ] Need...

We probably should change the default checksum algorithm from `crc32` to `xxh3` to keep consistent with RocksDB

## Bug Report ### What version of TiKV are you using? ### What operating system and CPU are you using? ### Steps to reproduce ### What did you expect? ###...

Upgrade bindgen

3

#750 recurring

https://github.com/tikv/rocksdb/pull/375 move a the quick path inside the lock scope, we already observed the Rate test started being flaky, since it assumes low lock contention. While, the test is not...

Add `is_bottommost_level` in compaction filter context

2

This is a cherry-pick of https://github.com/tikv/rocksdb/commit/8e203492b81af0df1cbda907d5f0e8fbaf13d266 Adding `is_bottommost_level` info, so that MVCC storage engine built on top of RocksDB can decide whether to GC tombstones during compaction. i.e. If the...

Enrich write batch

1

This is a cherry-pick of https://github.com/tikv/rocksdb/pull/177 Adding `WriteBatch::Iterator` and `WriteBatchInternal:: AppendContents()`. `WriteBatchInternal::AppendContents()` is used by TiKV to efficiently merge multiple write batches into a larger batch, thereby reducing overhead. This...