[HDFS-11462] Fix occasional BindException in TestNameNodeMetricsLogger

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.9.0, 3.0.0-alpha4
• Component/s: test
• Hadoop Flags: Reviewed
• Assignee: Arpit Agarwal
• Reporter: Arpit Agarwal
• Created: 25/Feb/17 01:05
• Updated: 25/Feb/17 04:33
• Resolved: 25/Feb/17 03:58

Description

TestNameNodeMetricsLogger occasionally hits BindException even though it uses ServerSocketUtil.getPort to get a random port number.

It's better to specify a port number of 0 and let the OS allocate an unused port.