[HDFS-11753] Multiple JournalNode Daemons Coexist

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 3.0.0-alpha2, 2.8.1, 2.8.2
• Fix Version/s: 2.9.0, 3.0.0-beta1
• Component/s: journal-node
• Assignee: Doris Gu
• Reporter: Doris Gu
• Created: 04/May/17 08:56
• Updated: 16/Jul/18 01:38
• Resolved: 16/Jul/18 01:38

Description

Add exception catch and termination. If I start journalnode multiple times, I get multiple journalnode daemons that don't work for I config the same port.

[hdfs@localhost ~]$ jps
10107 JournalNode
46023 JournalNode
57944 NameNode
46539 Jps
57651 DFSZKFailoverController
57909 DataNode
57739 JournalNode
45721 JournalNode

Issue Links

• duplicates: HDFS-12407 Journal nodes fails to shutdown cleanly if JournalNodeHttpServer or JournalNodeRpcServer fails to start