NPE when running nodetool info on secondary interface
-----------------------------------------------------
Key: CASSANDRA-3348
URL: https://issues.apache.org/jira/browse/CASSANDRA-3348
Project: Cassandra
Issue Type: Bug
Affects Versions: 0.8.7
Environment: ubuntu & cassandra 0.8.7 with two networks. normal ec2
network and vpn network
listen_address: 172.1.1.136 (vpn network)
rpc_address: 0.0.0.0
Reporter: Sasha Dolgy
Priority: Minor
When nodetool is run against eth0:
cassandra@ip-10-1-1-136:~$ nodetool -h 10.1.1.136 -p 9090 info
Token : 113427455640312821154458202477256070484
Gossip active : true
Load : 3.54 MB
Generation No : 1318365429
Uptime (seconds) : 1052
Heap Memory (MB) : 20.54 / 848.00
Exception in thread "main" java.lang.NullPointerException
at
org.apache.cassandra.locator.Ec2Snitch.getDatacenter(Ec2Snitch.java:93)
at
org.apache.cassandra.locator.DynamicEndpointSnitch.getDatacenter(DynamicEndpointSnitch.java:122)
at
org.apache.cassandra.locator.EndpointSnitchInfo.getDatacenter(EndpointSnitchInfo.java:49)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:93)
at
com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:27)
at
com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:208)
at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:120)
at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:262)
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836)
at
com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761)
at
javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1427)
at
javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72)
at
javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1265)
at
javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1360)
at
javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:788)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305)
at sun.rmi.transport.Transport$1.run(Transport.java:159)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
at
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
at
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790)
at
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
When nodetool is run against tun0:
cassandra@ip-10-1-1-136:~$ nodetool -h 172.1.1.136 -p 9090 info
Token : 113427455640312821154458202477256070484
Gossip active : true
Load : 3.54 MB
Generation No : 1318365429
Uptime (seconds) : 1250
Heap Memory (MB) : 28.25 / 848.00
Data Center : ap-southeast
Rack : 1b
Exceptions : 0
When I run 'nodetool ring' against either IP address, no NPE.
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