2135996 - SMP 2.3 java.lang.OutOfMemoryError: Java heap space - Lease was not retained.

Seeing this error in the server log, and after that started getting other errors and now one node will not start:. 

2015-02-24 09:18:41.648 ERROR   MMS          sup.push.job.7 [com.sybase.sup.server.mbs.PushJobWorkerThread] [] [] com.sybase.sup.server.mbs.PushJobWorkerThread.run()

java.lang.OutOfMemoryError: Java heap space

2015-02-24 09:20:01.893 ERROR   Other        hz._hzInstance_1_mysupcluster_default.ServiceThread [com.hazelcast.cluster.ClusterService] [] [] [x.x.x.x]:[port number] [mysupcluster_default] error processing messages  processable=com.hazelcast.impl.PartitionManager$SendClusterStateTask$1@4ea75142

java.lang.RuntimeException: java.lang.OutOfMemoryError: Java heap space

                at com.hazelcast.nio.AbstractSerializer.toByteArray(AbstractSerializer.java:139)

                at com.hazelcast.nio.Serializer.writeObject(Serializer.java:52)

                at com.hazelcast.impl.ThreadContext.toData(ThreadContext.java:126)

                at com.hazelcast.nio.IOUtil.toData(IOUtil.java:136)

                at com.hazelcast.impl.BaseManager.sendProcessableToAll(BaseManager.java:1155)

                at com.hazelcast.impl.PartitionManager.sendClusterRuntimeState(PartitionManager.java:164)

                at com.hazelcast.impl.PartitionManager.access$1800(PartitionManager.java:47)

                at com.hazelcast.impl.PartitionManager$SendClusterStateTask$1.process(PartitionManager.java:730)

                at com.hazelcast.cluster.ClusterService.processProcessable(ClusterService.java:188)

                at com.hazelcast.cluster.ClusterService.dequeueProcessables(ClusterService.java:254)

                at com.hazelcast.cluster.ClusterService.run(ClusterService.java:199)

                at java.lang.Thread.run(Thread.java:789)

Caused by: java.lang.OutOfMemoryError: Java heap space

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2015-02-24 11:02:13.758 ERROR   Cluster      Thread-238 [com.sybase.sup.server.cluster.ClusterUtils] [] [] getCurrentClOwnerId(): ExceptionMessage :JZ0P8: The RSMDA Column Type Name you requested is unknown.  This is a Sybase internal error; please report it to technical support.

• SMP 2.3

KBA , MOB-SUP-RT-ML , SUP Runtime Mobilink , Problem