[FLINK-19044] Web UI reports incorrect timeline for the FINISHED state of a subtask

• Type: Bug
• Status: Closed
• Priority: Not a Priority
• Resolution: Abandoned
• Affects Version/s: 1.12.0
• Component/s: Runtime / Web Frontend
• Labels: auto-deprioritized-major auto-deprioritized-minor
• Assignee: Unassigned
• Reporter: Caizhi Weng
• Created: 25/Aug/20 08:26
• Updated: 10/Dec/21 07:53
• Resolved: 10/Dec/21 07:53

Description

The timeline for the FINISHED state of a subtask is incorrect. The starting time of the FINISHED state is larger than its ending time. See the image below:

I discover this bug when running the TPCDS benchmark, but I think it can be reproduced by arbitrary tasks.