[IMPALA-8724] Don't run queries on unhealthy executor groups

• Type: Improvement
• Status: Closed
• Priority: Critical
• Resolution: Duplicate
• Affects Version/s: Impala 3.3.0
• Component/s: Backend
• Labels: admission-control fault-tolerance scalability scheduler
• Target Version: Impala 3.3.0
• Epic Color: ghx-label-4
• Assignee: Lars Volker
• Reporter: Lars Volker
• Created: 27/Jun/19 23:22
• Updated: 14/Jul/19 19:35
• Resolved: 14/Jul/19 19:35

Description

After IMPALA-8484 we need to add a way to exclude executor groups that are only partially available. This will help to keep queries from running on partially started groups and in cases where some nodes of an executor group have failed.

Issue Links

• requires: IMPALA-8484 Add support to run queries on disjoint executor groups