Flaking test: big_txn

[Rustin170506]

Which jobs are flaking?

cdc_ghpr_integration_test

Which test(s) are flaking?

big_txn

Jenkins logs or GitHub Actions link

[2022-06-27T03:51:50.888Z] table big_txn.finish_mark_1 not exists for 46-th check, retry later

[2022-06-27T03:51:52.820Z] table big_txn.finish_mark_1 not exists for 47-th check, retry later

[2022-06-27T03:51:54.751Z] table big_txn.finish_mark_1 not exists for 48-th check, retry later

[2022-06-27T03:51:56.688Z] table big_txn.finish_mark_1 not exists for 49-th check, retry later

[2022-06-27T03:51:58.698Z] table big_txn.finish_mark_1 not exists for 50-th check, retry later

[2022-06-27T03:52:01.275Z] table big_txn.finish_mark_1 not exists for 51-th check, retry later

[2022-06-27T03:52:03.189Z] table big_txn.finish_mark_1 not exists for 52-th check, retry later

[2022-06-27T03:52:05.112Z] table big_txn.finish_mark_1 not exists for 53-th check, retry later

[2022-06-27T03:52:07.021Z] table big_txn.finish_mark_1 not exists for 54-th check, retry later

[2022-06-27T03:52:08.938Z] table big_txn.finish_mark_1 not exists for 55-th check, retry later

[2022-06-27T03:52:10.865Z] table big_txn.finish_mark_1 not exists for 56-th check, retry later

[2022-06-27T03:52:13.412Z] table big_txn.finish_mark_1 not exists for 57-th check, retry later

[2022-06-27T03:52:15.339Z] table big_txn.finish_mark_1 not exists for 58-th check, retry later

[2022-06-27T03:52:17.361Z] table big_txn.finish_mark_1 not exists for 59-th check, retry later

[2022-06-27T03:52:19.355Z] table big_txn.finish_mark_1 not exists for 60-th check, retry later

[2022-06-27T03:52:21.342Z] table big_txn.finish_mark_1 not exists at last check

https://ci2.pingcap.net/blue/organizations/jenkins/cdc_ghpr_integration_test/detail/cdc_ghpr_integration_test/13187/pipeline/157

Anything else we need to know

• Does this test exist for other branches as well?

• Has there been a high frequency of failure lately?

[Rustin170506]

cc: @CharlesCheung96

[CharlesCheung96]

/type enhancement