Guys, we are facing the below errors in Tomcat cluster, please advise

06-Feb-2017 01:14:20.718 SEVERE [GroupChannel-Heartbeat-1]
org.apache.catalina.tribes.tipis.AbstractReplicatedMap.heartbeat
Unable to send AbstractReplicatedMap.ping message
 org.apache.catalina.tribes.ChannelException: Operation has timed
out(3000 ms.).; Faulty members:tcp://{10, 114, 43, 103}:4000;
at 
org.apache.catalina.tribes.transport.nio.ParallelNioSender.sendMessage(ParallelNioSender.java:108)
at 
org.apache.catalina.tribes.transport.nio.PooledParallelSender.sendMessage(PooledParallelSender.java:48)
at 
org.apache.catalina.tribes.transport.ReplicationTransmitter.sendMessage(ReplicationTransmitter.java:54)
at 
org.apache.catalina.tribes.group.ChannelCoordinator.sendMessage(ChannelCoordinator.java:82)
at 
org.apache.catalina.tribes.group.ChannelInterceptorBase.sendMessage(ChannelInterceptorBase.java:76)
at 
org.apache.catalina.tribes.group.interceptors.MessageDispatchInterceptor.sendMessage(MessageDispatchInterceptor.java:81)
at 
org.apache.catalina.tribes.group.ChannelInterceptorBase.sendMessage(ChannelInterceptorBase.java:76)
at 
org.apache.catalina.tribes.group.interceptors.TcpFailureDetector.sendMessage(TcpFailureDetector.java:93)
at 
org.apache.catalina.tribes.group.ChannelInterceptorBase.sendMessage(ChannelInterceptorBase.java:76)
at org.apache.catalina.tribes.group.GroupChannel.send(GroupChannel.java:233)
at org.apache.catalina.tribes.group.GroupChannel.send(GroupChannel.java:186)
at org.apache.catalina.tribes.group.RpcChannel.send(RpcChannel.java:99)
at 
org.apache.catalina.tribes.tipis.AbstractReplicatedMap.ping(AbstractReplicatedMap.java:267)
at 
org.apache.catalina.tribes.tipis.AbstractReplicatedMap.heartbeat(AbstractReplicatedMap.java:885)
at 
org.apache.catalina.tribes.group.GroupChannel.heartbeat(GroupChannel.java:161)
at 
org.apache.catalina.tribes.group.GroupChannel$HeartbeatThread.run(GroupChannel.java:697)


06-Feb-2017 01:20:51.437 SEVERE [NioReceiver]
org.apache.catalina.tribes.transport.nio.NioReceiver.listen Unable to
process request in NioReceiver
 java.io.IOException: A non-blocking socket operation could not be
completed immediately
at sun.nio.ch.SocketDispatcher.close0(Native Method)
at sun.nio.ch.SocketDispatcher.close(Unknown Source)
at sun.nio.ch.SocketChannelImpl.kill(Unknown Source)
at sun.nio.ch.WindowsSelectorImpl.implDereg(Unknown Source)
at sun.nio.ch.SelectorImpl.processDeregisterQueue(Unknown Source)
at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
at sun.nio.ch.SelectorImpl.select(Unknown Source)
at 
org.apache.catalina.tribes.transport.nio.NioReceiver.listen(NioReceiver.java:272)
at 
org.apache.catalina.tribes.transport.nio.NioReceiver.run(NioReceiver.java:425)
at java.lang.Thread.run(Unknown Source)

Regards,
Fady

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