[FLINK-12284] InputBufferPoolUsage is incorrect in credit-based network control flow

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.6.3, 1.6.4, 1.7.2, 1.8.0
• Fix Version/s: 1.9.0
• Component/s: Runtime / Metrics, Runtime / Network
• Labels: pull-request-available
• Assignee: WenJun Min
• Reporter: Xiaogang Shi
• Created: 22/Apr/19 06:36
• Updated: 03/Jul/19 09:48
• Resolved: 03/Jul/19 09:48

Description

When using credit-based network control flow, exclusive buffers are directly assigned to RemoteInputChannel and are not counted in LocalBufferPool, leading to incorrect InputBufferPoolUsage.

Issue Links

• links to: GitHub Pull Request #8455