stack created HBASE-9498:
----------------------------
Summary: NPE in HBaseAdmin if master not running
Key: HBASE-9498
URL: https://issues.apache.org/jira/browse/HBASE-9498
Project: HBase
Issue Type: Bug
Components: Admin
Reporter: stack
Assignee: stack
Fix For: 0.98.0, 0.96.0
It is caused because master is not up. The prepare fails:
{code}
2:47:46.573 PM ERROR com.cloudera.cmon.firehose.AbstractHBasePoller
Error polling HBASE-1, error: java.io.IOException: Can't get master address
from ZooKeeper; znode data == null
org.apache.hadoop.hbase.MasterNotRunningException: java.io.IOException: Can't
get master address from ZooKeeper; znode data == null
at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$StubMaker.makeStub(HConnectionManager.java:1641)
at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$MasterMonitorServiceStubMaker.makeStub(HConnectionManager.java:1667)
at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getKeepAliveMasterMonitorService(HConnectionManager.java:2152)
at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.listTables(HConnectionManager.java:2629)
at
org.apache.hadoop.hbase.client.HBaseAdmin.listTables(HBaseAdmin.java:290)
at
com.cloudera.cmf.cdh5client.hbase.HBaseAdminImpl.listTables(HBaseAdminImpl.java:60)
at
com.cloudera.cmon.firehose.HBaseRegionHealthCanaryPoller$CanaryPollerRunnable.run(HBaseRegionHealthCanaryPoller.java:213)
at
com.cloudera.cmon.firehose.HBaseRegionHealthCanaryPoller$CanaryPollerRunnable.run(HBaseRegionHealthCanaryPoller.java:177)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477)
at
com.cloudera.cmf.cdh5client.security.UserGroupInformationImpl.doAs(UserGroupInformationImpl.java:29)
at
com.cloudera.cmon.firehose.HBaseRegionHealthCanaryPoller.performPoll(HBaseRegionHealthCanaryPoller.java:116)
at
com.cloudera.cmon.firehose.AbstractHBasePoller.handleHbaseService(AbstractHBasePoller.java:339)
at
com.cloudera.cmon.firehose.AbstractHBasePoller.runWithTracking(AbstractHBasePoller.java:215)
at
com.cloudera.cmon.firehose.AbstractHBasePoller.run(AbstractHBasePoller.java:140)
at
com.cloudera.enterprise.PeriodicEnterpriseService$UnexceptionablePeriodicRunnable.doWork(PeriodicEnterpriseService.java:116)
at
com.cloudera.enterprise.PeriodicEnterpriseService$UnexceptionablePeriodicRunnable.run(PeriodicEnterpriseService.java:65)
at
com.cloudera.enterprise.AbstractCDHVersionAwarePeriodicService$4.run(AbstractCDHVersionAwarePeriodicService.java:116)
at
com.cloudera.cmf.cdh5client.CDH5TaskRunner.run(CDH5TaskRunner.java:45)
at java.lang.Thread.run(Thread.java:724)
Caused by: java.io.IOException: Can't get master address from ZooKeeper; znode
data == null
at
org.apache.hadoop.hbase.zookeeper.MasterAddressTracker.getMasterAddress(MasterAddressTracker.java:108)
at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$StubMaker.makeStubNoRetries(HConnectionManager.java:1567)
at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$StubMaker.makeStub(HConnectionManager.java:1612)
... 20 more
{code}
Then when done we do the call:
{code}
2:47:51.587 PM ERROR com.cloudera.cmon.firehose.HBasePoller
Encountered exception null
java.lang.NullPointerException
at
org.apache.hadoop.hbase.client.HBaseAdmin$MasterMonitorCallable.close(HBaseAdmin.java:3053)
at
org.apache.hadoop.hbase.client.HBaseAdmin.executeCallable(HBaseAdmin.java:3089)
at
org.apache.hadoop.hbase.client.HBaseAdmin.getClusterStatus(HBaseAdmin.java:2081)
at
com.cloudera.cmf.cdh5client.hbase.HConnectionImpl.getClusterStatus(HConnectionImpl.java:69)
at
com.cloudera.cmon.firehose.HbaseServicePolledStatus.update(HbaseServicePolledStatus.java:137)
at com.cloudera.cmon.firehose.HBasePoller$1.run(HBasePoller.java:95)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477)
at
com.cloudera.cmf.cdh5client.security.UserGroupInformationImpl.doAs(UserGroupInformationImpl.java:29)
at
com.cloudera.cmon.firehose.HBasePoller.performPoll(HBasePoller.java:84)
at
com.cloudera.cmon.firehose.AbstractHBasePoller.handleHbaseService(AbstractHBasePoller.java:339)
at
com.cloudera.cmon.firehose.AbstractHBasePoller.runWithTracking(AbstractHBasePoller.java:215)
at
com.cloudera.cmon.firehose.AbstractHBasePoller.run(AbstractHBasePoller.java:140)
at
com.cloudera.enterprise.PeriodicEnterpriseService$UnexceptionablePeriodicRunnable.doWork(PeriodicEnterpriseService.java:116)
at
com.cloudera.enterprise.PeriodicEnterpriseService$UnexceptionablePeriodicRunnable.run(PeriodicEnterpriseService.java:65)
at
com.cloudera.enterprise.AbstractCDHVersionAwarePeriodicService$4.run(AbstractCDHVersionAwarePeriodicService.java:116)
at
com.cloudera.cmf.cdh5client.CDH5TaskRunner.run(CDH5TaskRunner.java:45)
at java.lang.Thread.run(Thread.java:724)
{code}
Let me fix. Let me make sure there aren't other prepare/close's that have this
issue while at it.
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira
