diff --git a/Canal-prometheus.md b/Canal-prometheus.md
index 825e567..4673733 100644
--- a/Canal-prometheus.md
+++ b/Canal-prometheus.md
@@ -39,9 +39,9 @@ Canal server 性能指标监控基于prometheus的实现。
 |[Network bandwith](https://github.com/alibaba/canal/wiki/Canal-prometheus#%E7%BD%91%E7%BB%9C%E5%B8%A6%E5%AE%BDkbs)|网络带宽。包含inbound(canal server读取binlog的网络带宽)和outbound(canal server返回给canal client的网络带宽)|是|
 |[Delay](https://github.com/alibaba/canal/wiki/Canal-prometheus#delayseconds)|Canal instance接受到binlog的对应延迟时间。|否|
 |[Idle](https://github.com/alibaba/canal/wiki/Canal-prometheus#idle)|sink线程idle占比；dump线程idle占比(仅parallel mode)。|是|
-|[TPS](https://github.com/alibaba/canal/wiki/Canal-prometheus#tpsbinlog-events)|Canal client instance消费所有binlog事件的TPS， 以MySQL binlog events为单位计算(包含所有binlog事件)。|否|
+|[TPS](https://github.com/alibaba/canal/wiki/Canal-prometheus#tpsbinlog-events)|Canal instance消费所有binlog事件的TPS， 以MySQL binlog events为单位计算。|否|
 |[TPS(transaction)](https://github.com/alibaba/canal/wiki/Canal-prometheus#tpsmysql-transaction)|Canal instance 处理binlog的TPS，以MySQL transaction为单位计算。|否|
-|[TPS(rows VS rowData)](https://github.com/alibaba/canal/wiki/Canal-prometheus#tpstable-row)|Canal instance处理DML类型的binlog的TPS，row data：对应DML binlog事件的计数统计, table rows：对应DML变更行的计数统计 (一个DML binlog事件会包含1条或者多条变更行, 针对DML批量操作)。|是|
+|[TPS(rowData vs tableRows)](https://github.com/alibaba/canal/wiki/Canal-prometheus#tpstable-row)|Canal instance处理DML类型的binlog的TPS，以MySQL DML events为单位计算。<br> (row data：对应DML binlog事件的计数统计, table rows：对应DML变更行的计数统计, 一个DML binlog事件会包含1条或者多条变更行, 针对DML批量操作)。|是|
 |[Client requests](https://github.com/alibaba/canal/wiki/Canal-prometheus#client-requests)|Canal client请求server的请求数统计，结果按请求类型分类(比如get/ack/sub等)。|否|
 |[Latency](https://github.com/alibaba/canal/wiki/Canal-prometheus#client-latency)|Canal client请求server对应的响应时间(rt)统计。|否|
 |[Empty packets](https://github.com/alibaba/canal/wiki/Canal-prometheus#empty-packets)|Canal client请求server返回空结果集的占比。|是|