[YARN-5354] TestDistributedShell.checkTimelineV2() may fail for concurrent tests

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0-alpha1
• Fix Version/s: 3.0.0-alpha1
• Component/s: timelineserver
• Hadoop Flags: Reviewed
• Assignee: Sangjin Lee
• Reporter: Sangjin Lee
• Created: 11/Jul/16 16:40
• Updated: 12/Jul/16 15:44
• Resolved: 12/Jul/16 15:13

Description

TestDistributedShell.checkTimelineV2() uses the default (hard-coded) storage root directory. This is brittle against concurrent tests. We should use a unique storage directory for the unit tests.

Issue Links

• is depended upon by: YARN-5359 FileSystemTimelineReader/Writer uses unix-specific default storage path
• is required by: MAPREDUCE-6731 TestMRTimelineEventHandling.testMRNewTimelineServiceEventHandling() may fail for concurrent tests