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Date: Thu, 23 Sep 2010 16:34:33 -0400 (EDT)
From: "Brandon Williams (JIRA)" <jira@apache.org>
To: commits@cassandra.apache.org
Subject: [jira] Updated: (CASSANDRA-1540) cfstats is broken
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     [ https://issues.apache.org/jira/browse/CASSANDRA-1540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Brandon Williams updated CASSANDRA-1540:
----------------------------------------

    Attachment: 1540.txt

Patch to register the mbean name correctly.

> cfstats is broken
> -----------------
>
>                 Key: CASSANDRA-1540
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1540
>             Project: Cassandra
>          Issue Type: Bug
>    Affects Versions: 0.7 beta 2
>            Reporter: Brandon Williams
>            Assignee: Brandon Williams
>             Fix For: 0.7 beta 2
>
>         Attachments: 1540.txt
>
>
> 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

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