[HBASE-25897] TestRetainAssignmentOnRestart is flaky after HBASE-25032

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha-1, 2.5.0
• Component/s: Region Assignment
• Hadoop Flags: Reviewed
• Assignee: Duo Zhang
• Reporter: Duo Zhang
• Created: 19/May/21 07:03
• Updated: 21/May/21 17:26
• Resolved: 20/May/21 13:27

Description

The problem is that, we will only assign regions to a region server after its first regionServerReport, so after restart, the region may be assigned before the region server is ready to take regions, and then cause the test to fail.

Issue Links

• is broken by: HBASE-25032 Do not assign regions to region server which has not called regionServerReport yet
• links to: GitHub Pull Request #3281