Minwoo Kang created HBASE-18330: ----------------------------------- Summary: NPE in ReplicationZKLockCleanerChore Key: HBASE-18330 URL: https://issues.apache.org/jira/browse/HBASE-18330 Project: HBase Issue Type: Bug Affects Versions: 1.2.5 Reporter: Minwoo Kang Priority: Minor
While I am watching HMaster log, I found NullPointerException Logs. -------- 2017-07-06 09:05:02,579 DEBUG [,1498445640728_ChoreService_1] cleaner.CleanerChore: Removing: hdfs://*** from archive 2017-07-06 09:05:02,585 ERROR [,1498445640728_ChoreService_2] hbase.ScheduledChore: Caught error java.lang.NullPointerException at org.apache.hadoop.hbase.master.cleaner.ReplicationZKLockCleanerChore.chore(ReplicationZKLockCleanerChore.java:80) at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:185) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at org.apache.hadoop.hbase.JitterScheduledThreadPoolExecutorImpl$JitteredRunnableScheduledFuture.run(JitterScheduledThreadPoolExecutorImpl.java:110) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) 2017-07-06 09:05:02,585 DEBUG [,1498445640728_ChoreService_1] cleaner.CleanerChore: Removing: hdfs://*** from archive 2017-07-06 09:05:02,586 DEBUG [,1498445640728_ChoreService_1] cleaner.CleanerChore: Removing: hdfs://*** from archive -------- Here is related code: List<String> replicators = queues.getListOfReplicators(); for (String replicator: replicators) { -- This message was sent by Atlassian JIRA (v6.4.14#64029)