[FLINK-14814] Show the vertex that produces the backpressure source in the job

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.13.0
• Component/s: Runtime / Metrics, Runtime / Network, Runtime / REST, Runtime / Web Frontend
• Labels: pull-request-available
• Assignee: Piotr Nowojski
• Reporter: lining
• Created: 15/Nov/19 08:52
• Updated: 28/May/21 07:01
• Resolved: 06/Jan/21 07:50

Description

By checking the status of output and input buffer pools exposed via FLINK-14815 (output buffer empty, input buffer full) it is possible to display which node is a source of the back pressure. This information could be displayed/accessible in the Web Frontend.

Issue Links

• links to: GitHub Pull Request #14526