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tikv: add new dynamic configure for flow-control #18540

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Oct 16, 2024
Merged

tikv: add new dynamic configure for flow-control #18540

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050fc75
add new dynamic configure for flow-control
glorv Sep 5, 2024
839e6b9
Update dynamic-config.md
glorv Sep 10, 2024
caf05c1
Apply suggestions from code review
glorv Sep 11, 2024
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5 changes: 5 additions & 0 deletions dynamic-config.md
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Expand Up @@ -218,6 +218,11 @@ show warnings;
| server.concurrent-send-snap-limit | 同时发送 snapshot 的最大个数 |
| server.concurrent-recv-snap-limit | 同时接受 snapshot 的最大个数 |
| storage.block-cache.capacity | 共享 block cache 的大小（自 v4.0.3 起支持） |
| storage.flow-control.enable | 是否开启流量控制机制 |
| storage.flow-control.memtables-threshold | 触发流量控制的 KvDB memtable 数量阈值 |
| storage.flow-control.l0-files-threshold | 触发流量控制的 KvDB L0 文件数量阈值 |
| storage.flow-control.soft-pending-compaction-bytes-limit | 触发流控机制开始拒绝部分写入请求的 KvDB pending compaction bytes 阈值 |
| storage.flow-control.hard-pending-compaction-bytes-limit | 触发流控机制拒绝所有新写入请求的 KvDB pending compaction bytes 阈值 |
| storage.scheduler-worker-pool-size | Scheduler 线程池中线程的数量 |
| backup.num-threads | backup 线程的数量（自 v4.0.3 起支持） |
| split.qps-threshold | 对 Region 执行 load-base-split 的阈值。如果连续 10s 内，某个 Region 的读请求的 QPS 超过 qps-threshold，则尝试切分该 Region |
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