flaky test TestParallelErrStage #55594
Description
Bug Report
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scheduler_test.go:207:
Error Trace: pkg/disttask/framework/scheduler/scheduler_test.go:207
pkg/disttask/framework/scheduler/scheduler_test.go:226
pkg/disttask/framework/scheduler/scheduler_test.go:351
Error: Not equal:
expected: 2
actual : 30001
Test: TestParallelErrStage