Eli Collins created HDFS-3454:
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Summary: Balancer unconditionally logs InterruptedException at
INFO level on shutdown if security is enabled
Key: HDFS-3454
URL: https://issues.apache.org/jira/browse/HDFS-3454
Project: Hadoop HDFS
Issue Type: Improvement
Components: balancer
Affects Versions: 2.0.0
Reporter: Eli Collins
Assignee: Eli Collins
Priority: Minor
NameNodeConnector#close intrrupts the keyupdaterthread on shutdown so you
always see the following on shutdown:
{noformat}
The cluster is balanced. Exiting...
12/04/23 23:23:12 INFO balancer.Balancer: InterruptedException in block key
updater thread
java.lang.InterruptedException: sleep interrupted
at java.lang.Thread.sleep(Native Method)
at
org.apache.hadoop.hdfs.server.balancer.NameNodeConnector$BlockKeyUpdater.run(NameNodeConnector.java:200)
at java.lang.Thread.run(Thread.java:662)
{noformat}
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