after inject pdleader network partition last for 10m，ticdc changefeed lag is more and more

[Lily2025]

What did you do?

1、create changefeed
2、run workload tpcc with 1000 warehouse and 32 thread
3、inject pdleader network partition last for 10m
[2023/03/08 15:24:23.579 +08:00] [INFO] [chaos.go:150] ["Run chaos"] [name=network_partition] [selectors="[endless-ha-test-tps-1655438-1-603/tc-pd-1]"] [SelectorsRetainPolicy(selectors)="[endless-ha-test-tps-1655438-1-603/tc-pd-1]"]

What did you expect to see?

ticdc changefeed lag less than 30s

What did you see instead?

after inject pdleader network partition last for 10m，ticdc changefeed lag is more and more

clinic: https://clinic.pingcap.com.cn/portal/#/orgs/31/clusters/7208067513104263723?from=1678259639&to=1678261493
logs: http://minio.pingcap.net:38888/buckets/test-infra-testground/browse/YXJjaGl2ZS9lbmRsZXNzLWhhLXRlc3QtdHBzLTE2NTI3NTQtMS0yMjc=

Versions of the cluster

./cdc version
Release Version: v6.7.0-alpha
Git Commit Hash: f43dfb2
Git Branch: heads/refs/tags/v6.7.0-alpha
UTC Build Time: 2023-03-07 11:34:11
Go Version: go version go1.20.1 linux/amd64
Failpoint Build: false

current status of DM cluster (execute query-status <task-name> in dmctl)

(paste current status of DM cluster here)

[Lily2025]

/remove-area dm
/area ticdc

[fubinzh]

/severity critical

[fubinzh]

/remove-severity critical

[fubinzh]

/severity major

[nongfushanquan]

/assign @overvenus

[nongfushanquan]

duplicated with #8808 and fixed by #9118

[nongfushanquan]

/close

[ti-chi-bot]

@nongfushanquan: Closing this issue.

In response to this:

/close

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[nongfushanquan]

/remove-label affects-7.1