TiCDC同步到下游TiDB集群时速率很慢

cdc中的日志中如如下大量报警
[2024/06/25 21:02:58.717 +08:00] [WARN] [system.go:578] [“actor poll received messages too slow”] [duration=1.929320332s] [id=6] [name=sorter-compactor]
[2024/06/25 21:03:02.853 +08:00] [WARN] [pd.go:152] [“get timestamp too slow”] [“cost time”=50.068307ms]
[2024/06/25 21:03:09.157 +08:00] [WARN] [pd.go:152] [“get timestamp too slow”] [“cost time”=353.648823ms]