## TiDB Troubleshooting: tidb-course-305 (5.x) 知识点索引
| 知识点 | 章节 | 知识点 | 章节 |
| :---        |    :----   | :---        |    :----   |
| Backoff |  02 | 备份 |  01 |
| 悲观锁 |  02 | ClusterCache |  04 |
| Coordinator |  04 | Coprocessor |  02 03 |
| 重新选举 |  01 | evict-leader |  03 |
| 分布不均衡 |  03 | 负载均衡 |  03 |
| Grafana |  01 02 03 04 | gRPC |  02 03 05 |
| high-space-ratio |  04 | hot-region-scheduler |  03 |
| hot-region-schedule-limit |  01 | 恢复 |  01 04 |
| leader-schedule-limit |  01 | leader_weight |  04 |
| location-labels |  01 | low-space-ratio |  04 |
| merge-schedule-limit |  01 | 慢查询 |  02 05 |
| OOM |  03 | pd-ctl |  01 04 05 |
| region-schedule-limit |  01 | region_weight |  04 |
| RegionHeartbeat |  04 | Raft |  01 02 03 05 |
| 热点 |  02 03 | scheduler-worker-pool-size |  02 |
| SST |  02 | store-pool-size |  03 |
| 数据库写入慢 |  02 03 | 死锁 |  03 |
| TSO |  05 | tolerant-size-ratio |  04 |
| tsFuture |  05 | write_buffer_size |  02 |
| 线程池 |  03 |