[KUDU-2733] ITClient java test flaky: chaos thread failure: Couldn't restart a TS

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Cannot Reproduce
• Affects Version/s: 1.9.0
• Fix Version/s: NA
• Component/s: java, test
• Assignee: Unassigned
• Reporter: Mike Percy
• Created: 06/Mar/19 03:13
• Updated: 03/Jun/20 18:12
• Resolved: 03/Jun/20 18:12

Description

Sometimes in ITClient.test(), the chaos thread cannot restart the tablet server. The error looks like this:

03:53:33.233 [ERROR - Thread-13] (ITClient.java:135) Couldn't restart a TS
java.lang.RuntimeException: Tablet server 127.26.66.66:38801 not found
at org.apache.kudu.test.cluster.MiniKuduCluster.getTabletServer(MiniKuduCluster.java:513)
at org.apache.kudu.test.cluster.MiniKuduCluster.killTabletServer(MiniKuduCluster.java:364)
at org.apache.kudu.test.KuduTestHarness.restartTabletServer(KuduTestHarness.java:285)
at org.apache.kudu.client.ITClient$ChaosThread.restartTS(ITClient.java:207)
at org.apache.kudu.client.ITClient$ChaosThread.run(ITClient.java:158)
at java.lang.Thread.run(Thread.java:745)

Attaching a test log.