upon enabling debug logs - observing the below on the node which fails to start after the initial set of 6-7 nodes.
{"@timestamp":"2017-02-24T02:47:46.913-05:00","@version":1,"message":"Caught exception on message read [sock=Socket[addr=/XXXX,port=57440,localport=47500], locNodeId=20fbcd3d-d502-48fd-ba4c-55a733717f03, rmtNodeId=69ace020-528c-4ed9-bf1c-9a98a8435e7f]","logger_name":"org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi","thread_name":"tcp-disco-sock-reader-#6%null%","level":"ERROR","level_value":40000,"stack_trace":"org.apache.ignite.IgniteCheckedException: Failed to deserialize object with given class loader: org.springframework.boot.loader.LaunchedURLClassLoader@27716f4\n\tat org.apache.ignite.marshaller.jdk.JdkMarshaller.unmarshal0(JdkMarshaller.java:128)\n\tat org.apache.ignite.marshaller.AbstractNodeNameAwareMarshaller.unmarshal(AbstractNodeNameAwareMarshaller.java:94)\n\tat org.apache.ignite.internal.util.IgniteUtils.unmarshal(IgniteUtils.java:9724)\n\tat org.apache.ignite.spi.discovery.tcp.ServerImpl$SocketReader.body(ServerImpl.java:5764)\n\tat org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)\nCaused by: java.io.EOFException: null\n\tat java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2335)\n\tat java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2804)\n\tat java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:802)\n\tat java.io.ObjectInputStream.<init>(ObjectInputStream.java:299)\n\tat org.apache.ignite.marshaller.jdk.JdkMarshallerObjectInputStream.<init>(JdkMarshallerObjectInputStream.java:39)\n\tat org.apache.ignite.marshaller.jdk.JdkMarshaller.unmarshal0(JdkMarshaller.java:118)\n\t... 4 common frames omitted\n","HOSTNAME":"XXXX"} -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/Failure-to-start-a-bigger-ignite-cluster-tp10852p10857.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.