Offload online and offline progress to follower
Open
type/enhancement
- Dominant language
- Go
- Stars
- 1.2k
- Forks
- 783
- Avg merge
- 5d 21h
- Merged PRs (30d)
- 36
Description
## Enhancement Task
Currently, we calculate the threshold and progress on the PD leader, which is unnecessary. The follower also has enough information to do the same work. An obvious benefit is that it reduces the region lock contention on the leader.
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