[ACCUMULO-2489] NPE in split tablet

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.5.1
• Fix Version/s: 1.5.2, 1.6.0
• Component/s: tserver
• Assignee: Josh Elser
• Reporter: John Vines
• Created: 17/Mar/14 21:39
• Updated: 21/Mar/14 18:08
• Resolved: 21/Mar/14 02:25

Description

2014-03-14 23:57:35,534 [thrift.ProcessFunction] ERROR: Internal error processing splitTablet
java.lang.NullPointerException
        at org.apache.accumulo.server.conf.TableConfiguration.get(TableConfiguration.java:122)
        at org.apache.accumulo.server.conf.TableConfiguration.iterator(TableConfiguration.java:139)
        at org.apache.accumulo.server.conf.TableConfiguration.addObserver(TableConfiguration.java:77)
        at org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1375)
        at org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1154)
        at org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1140)
        at org.apache.accumulo.server.tabletserver.TabletServer.splitTablet(TabletServer.java:2270)
        at org.apache.accumulo.server.tabletserver.TabletServer.access$1100(TabletServer.java:231)
        at org.apache.accumulo.server.tabletserver.TabletServer$ThriftClientHandler.splitTablet(TabletServer.java:1710)
        at sun.reflect.GeneratedMethodAccessor21.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.accumulo.trace.instrument.thrift.TraceWrap$1.invoke(TraceWrap.java:63)
        at com.sun.proxy.$Proxy2.splitTablet(Unknown Source)
        at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$splitTablet.getResult(TabletClientService.java:2177)
        at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$splitTablet.getResult(TabletClientService.java:2161)
        at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
        at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
        at org.apache.accumulo.server.util.TServerUtils$TimedProcessor.process(TServerUtils.java:155)
        at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:478)
        at org.apache.accumulo.server.util.TServerUtils$THsHaServer$Invocation.run(TServerUtils.java:207)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
        at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47)
        at org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34)
        at java.lang.Thread.run(Thread.java:662)

Issue Links

• is blocked by: ACCUMULO-2515 NamespaceConfiguration doesn't invalidateCache
• is duplicated by: ACCUMULO-2505 IllegalTableTransitionException while attempting to drop a table
• is related to: ACCUMULO-2361 droptable created infinite METADATA scan loop
• is related to: ACCUMULO-2331 TableConfiguration should override invalidateCache