[TAJO-1921] Hbase Storage can cause NPE when the hbase cluster is restarted

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.12.0, 0.11.1
• Component/s: HBase Storage
• Assignee: Byunghwa Yun
• Reporter: Hyunsik Choi
• Created: 12/Oct/15 05:19
• Updated: 28/Jan/16 03:07
• Resolved: 19/Jan/16 21:35

Description

See the title. The stacktrace is as follow:

2015-10-10 01:16:58,577 ERROR org.apache.tajo.querymaster.Stage: Stage (eb_1444397501528_0096_000001) ERROR:
java.lang.NullPointerException
       at org.apache.tajo.storage.hbase.HBaseTablespace.getSplits(HBaseTablespace.java:529)
       at org.apache.tajo.querymaster.Stage$InitAndRequestContainer.scheduleFragmentsForLeafQuery(Stage.java:1147)
       at org.apache.tajo.querymaster.Stage$InitAndRequestContainer.schedule(Stage.java:1039)
       at org.apache.tajo.querymaster.Stage$InitAndRequestContainer.access$800(Stage.java:821)
       at org.apache.tajo.querymaster.Stage$InitAndRequestContainer$1.run(Stage.java:847)
       at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
       at java.util.concurrent.FutureTask.run(FutureTask.java:266)
       at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
       at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
       at java.lang.Thread.run(Thread.java:745)

Issue Links

• depends upon: TAJO-1940 Implement HBaseTablespace::getTableVolume() method