[CASSANDRA-1540] cfstats is broken

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 0.7 beta 2
• Severity: Normal
• Assignee: Brandon Williams
• Reporter: Brandon Williams

Authors

Brandon Williams

• Created: 23/Sep/10 19:36
• Updated: 16/Apr/19 09:33
• Resolved: 23/Sep/10 21:23

Description

There appears to be a problem reading the cache stats:

bin/nodetool -h cassandra-6 cfstats
Keyspace: org.apache.cassandra.db.Table@620a3d3b
Read Count: 9
Read Latency: 2.563222222222222 ms.
Write Count: 11
Write Latency: 0.1572727272727273 ms.
Pending Tasks: 0
Column Family: LocationInfo
SSTable count: 1
Space used (live): 4886
Space used (total): 4886
Memtable Columns Count: 6
Memtable Data Size: 179
Memtable Switch Count: 1
Read Count: 4
Read Latency: 5.369 ms.
Write Count: 8
Write Latency: 0.210 ms.
Pending Tasks: 0
Exception in thread "main" java.lang.reflect.UndeclaredThrowableException
at $Proxy5.getCapacity(Unknown Source)
at org.apache.cassandra.tools.NodeCmd.printColumnFamilyStats(NodeCmd.java:326)
at org.apache.cassandra.tools.NodeCmd.main(NodeCmd.java:439)
Caused by: javax.management.InstanceNotFoundException: org.apache.cassandra.db:type=Caches,keyspace=org.apache.cassandra.db.Table@620a3d3b,cache=LocationInfoKeyCache
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getMBean(DefaultMBeanServerInterceptor.java:1118)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttribute(DefaultMBeanServerInterceptor.java:679)
at com.sun.jmx.mbeanserver.JmxMBeanServer.getAttribute(JmxMBeanServer.java:672)
at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1426)
at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:90)
at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1284)
at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1382)
at javax.management.remote.rmi.RMIConnectionImpl.getAttribute(RMIConnectionImpl.java:619)
at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
at sun.rmi.transport.Transport$1.run(Transport.java:177)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:173)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:553)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:808)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:667)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:636)
at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:273)
at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:251)
at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:160)
at com.sun.jmx.remote.internal.PRef.invoke(Unknown Source)
at javax.management.remote.rmi.RMIConnectionImpl_Stub.getAttribute(Unknown Source)
at javax.management.remote.rmi.RMIConnector$RemoteMBeanServerConnection.getAttribute(RMIConnector.java:885)
at javax.management.MBeanServerInvocationHandler.invoke(MBeanServerInvocationHandler.java:280)
... 3 more