ServerManager.ServerMonitor isn't daemonized
--------------------------------------------
Key: HBASE-2528
URL: https://issues.apache.org/jira/browse/HBASE-2528
Project: Hadoop HBase
Issue Type: Improvement
Reporter: Jean-Daniel Cryans
Assignee: Jean-Daniel Cryans
Fix For: 0.20.5, 0.21.0
ServerManager.ServerMonitor isn't daemonized, I probably accumulated an hour of
waiting on that thread while shutting down the master over the past 2 years.
Easy fix:
{code}
@@ -147,7 +148,9 @@
this.minimumServerCount = c.getInt("hbase.regions.server.count.min", 0);
this.serverMonitorThread = new ServerMonitor(master.metaRescanInterval,
master.shutdownRequested);
- this.serverMonitorThread.start();
+ String n = Thread.currentThread().getName();
+ Threads.setDaemonThreadRunning(this.serverMonitorThread,
+ n + ".serverMonitor");
{code}
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