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https://issues.apache.org/jira/browse/CASSANDRA-14691?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16610432#comment-16610432
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Thomas Steinmaurer commented on CASSANDRA-14691:
------------------------------------------------
[~spo...@gmail.com], thanks for the feedback. So, potential corruption caused
by this does not qualify as critical?
> Cassandra 2.1 backport - The JVM should exit if jmx fails to bind
> -----------------------------------------------------------------
>
> Key: CASSANDRA-14691
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14691
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Thomas Steinmaurer
> Priority: Major
> Labels: lhf
> Fix For: 2.1.x
>
>
> If you are already running a cassandra instance, but for some reason try to
> start another one, this happens:
> {noformat}
> INFO 20:57:09 JNA mlockall successful
> WARN 20:57:09 JMX is not enabled to receive remote connections. Please see
> cassandra-env.sh for more info.
> ERROR 20:57:10 Error starting local jmx server:
> java.rmi.server.ExportException: Port already in use: 7199; nested exception
> is:
> java.net.BindException: Address already in use
> at sun.rmi.transport.tcp.TCPTransport.listen(TCPTransport.java:340)
> ~[na:1.7.0_76]
> at
> sun.rmi.transport.tcp.TCPTransport.exportObject(TCPTransport.java:248)
> ~[na:1.7.0_76]
> at
> sun.rmi.transport.tcp.TCPEndpoint.exportObject(TCPEndpoint.java:411)
> ~[na:1.7.0_76]
> at sun.rmi.transport.LiveRef.exportObject(LiveRef.java:147)
> ~[na:1.7.0_76]
> at
> sun.rmi.server.UnicastServerRef.exportObject(UnicastServerRef.java:207)
> ~[na:1.7.0_76]
> at sun.rmi.registry.RegistryImpl.setup(RegistryImpl.java:122)
> ~[na:1.7.0_76]
> at sun.rmi.registry.RegistryImpl.<init>(RegistryImpl.java:98)
> ~[na:1.7.0_76]
> at
> java.rmi.registry.LocateRegistry.createRegistry(LocateRegistry.java:239)
> ~[na:1.7.0_76]
> at
> org.apache.cassandra.service.CassandraDaemon.maybeInitJmx(CassandraDaemon.java:100)
> [main/:na]
> at
> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:222)
> [main/:na]
> at
> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:564)
> [main/:na]
> at
> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:653)
> [main/:na]
> Caused by: java.net.BindException: Address already in use
> at java.net.PlainSocketImpl.socketBind(Native Method) ~[na:1.7.0_76]
> at
> java.net.AbstractPlainSocketImpl.bind(AbstractPlainSocketImpl.java:376)
> ~[na:1.7.0_76]
> at java.net.ServerSocket.bind(ServerSocket.java:376) ~[na:1.7.0_76]
> at java.net.ServerSocket.<init>(ServerSocket.java:237) ~[na:1.7.0_76]
> at
> javax.net.DefaultServerSocketFactory.createServerSocket(ServerSocketFactory.java:231)
> ~[na:1.7.0_76]
> at
> org.apache.cassandra.utils.RMIServerSocketFactoryImpl.createServerSocket(RMIServerSocketFactoryImpl.java:13)
> ~[main/:na]
> at
> sun.rmi.transport.tcp.TCPEndpoint.newServerSocket(TCPEndpoint.java:666)
> ~[na:1.7.0_76]
> at sun.rmi.transport.tcp.TCPTransport.listen(TCPTransport.java:329)
> ~[na:1.7.0_76]
> ... 11 common frames omitted
> {noformat}
> However the startup continues, and ends up replaying commitlogs, which is
> probably not a good thing.
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