[MESOS-8596] Add Docker inspect timeout when collecting container statistics

• Type: Improvement
• Status: Accepted
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 1.5.0
• Labels: mesosphere
• Epic Link: Docker Improvements
• Story Points: 3
• Assignee: Unassigned
• Reporter: Greg Mann
• Created: 20/Feb/18 17:30
• Updated: 28/Feb/18 17:30

Description

In cases where the Docker daemon is hung, many processes calling docker inspect may accumulate due to repeated attempts to collect the container statistics of Docker containers. We should add a timeout to these Docker::inspect() calls to avoid this accumulation.