[YARN-4759] Fix signal handling for docker containers

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.9.0, 3.0.0-alpha1
• Component/s: yarn
• Labels: Docker
• Assignee: Shane Kumpf
• Reporter: Sidharta Seethana
• Created: 03/Mar/16 21:26
• Updated: 02/May/18 22:34
• Resolved: 14/Jul/16 14:07

Description

The current signal handling (in the DockerContainerRuntime) needs to be revisited for docker containers. For example, container reacquisition on NM restart might not work, depending on which user the process in the container runs as.