[FLINK-20185] Containerized environment variables may be misinterpreted in launch script

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Not A Problem
• Affects Version/s: 1.11.0
• Component/s: Runtime / Configuration

Environment

YARN 2.6.5

• Assignee: Unassigned
• Reporter: Paul Lin
• Created: 17/Nov/20 07:09
• Updated: 24/Nov/20 04:10
• Resolved: 24/Nov/20 04:10

Description

Containerized environment variables forwarding may be broken when conflicting with existing variables. For example, setting `MALLOC_ARENA_MAX` through `containerized.taskmanager.env.MALLOC_ARENA_MAX=1` results in  `export MALLOC_ARENA_MAX="1:1"` in the launch script.