[AMBARI-8500] Metric Collector dies if HBase is not initialized

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0
• Fix Version/s: 2.0.0
• Component/s: ambari-metrics
• Epic Link: Ambari Metrics System
• Assignee: Siddharth Wagle
• Reporter: Siddharth Wagle
• Created: 01/Dec/14 19:16
• Updated: 01/Dec/14 19:39
• Resolved: 01/Dec/14 19:39

Description

After receiving exception that hbase is not initialized yet, collector continues to create schema

2014-11-14 16:33:13,725 WARN  [main] timeline.PhoenixHBaseAccessor (PhoenixHBaseAccessor.java:getConnection(129)) - Unable to connect to HBase store using Phoenix.
org.apache.phoenix.exception.PhoenixIOException: org.apache.hadoop.hbase.PleaseHoldException: Master is initializing

2014-11-14 16:33:13,732 INFO  [main] timeline.PhoenixHBaseAccessor (PhoenixHBaseAccessor.java:initMetricSchema(191)) - Initializing metrics schema...
2014-11-14 16:33:13,732 INFO  [main] service.AbstractService (AbstractService.java:noteFailure(272)) - Service org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.HBaseTimelineMetricStore failed in state INITED; cause: java.lang.NullPointerException
java.lang.NullPointerException
        at org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.PhoenixHBaseAccessor.initMetricSchema(PhoenixHBaseAccessor.java:192)

Issue Links

• links to: Review board