Unstable test db_partition_test.go: testIntegrationSuite5.TestDropSchemaWithPartitionTable

[feitian124]

Bug Report

[2021-10-07T02:38:39.053Z] FAIL: db_partition_test.go:2944: testIntegrationSuite5.TestDropSchemaWithPartitionTable
[2021-10-07T02:38:39.053Z] 
[2021-10-07T02:38:39.053Z] db_partition_test.go:2994:
[2021-10-07T02:38:39.053Z]     c.Assert(recordsNum, Equals, 0)
[2021-10-07T02:38:39.053Z] ... obtained int = 4
[2021-10-07T02:38:39.053Z] ... expected int = 0
[2021-10-07T02:38:39.054Z] 

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in ci https://ci.pingcap.net/blue/organizations/jenkins/tidb_ghpr_check_2/detail/tidb_ghpr_check_2/36958/pipeline

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[tiancaiamao]

Duplicated with #28206

[github-actions]

Please check whether the issue should be labeled with 'affects-x.y' or 'fixes-x.y.z', and then remove 'needs-more-info' label.