2> SEVERE: 1 thread leaked from SUITE scope at org.elasticsearch.smoketest.SmokeTestMonitoringWithSecurityIT: 
2>    1) Thread[id=18, name=threadDeathWatcher-2-1, state=TIMED_WAITING, group=TGRP-SmokeTestMonitoringWithSecurityIT]
2>         at java.lang.Thread.sleep(Native Method)
2>         at io.netty.util.ThreadDeathWatcher$Watcher.run(ThreadDeathWatcher.java:152)
2>         at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
2>         at java.lang.Thread.run(Thread.java:748)