Hi.thank you for response
No there isnt any logs.
The same bellow mentioned log appears for some time
----------
ERROR 1 --- [er-#2%%] o.a.i.spi.discovery.tcp.TcpDiscoverySpi : Failed to
send message: null
java.io.IOException: Failed to get acknowledge for message:
TcpDiscoveryClientMetricsUpdateMessage [super=TcpDiscoveryAbstractMessage
[sndNodeId=null, id=12qwrji-d--fsadas, verifierNodeId=null, topVer=0,
pendingIdx=0, failedNodes=null, isClient=true]]
at
org.apache.ignite.spi.discovery.tcp.ClientImpl$SocketWriter.body(ClientImpl.java:1246)
~[ignite-core-2.0.0.jar:2.0.0]
at
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)
[ignite-core-2.0.0.jar:2.0.0]
----------------
then this log disappears and starts to show
this log before restarting
--------
2017-10-19 13:35:09.197 WARN [um-role-service,,,] 1 --- [-#228%sys_grid%]
o.a.i.spi.discovery.tcp.TcpDiscoverySpi : Failed to reconnect to cluster
(will retry): class o.a.i.IgniteCheckedException: Failed to deserialize
object with given class loader: sun.misc.Launcher$AppClassLoader@5c647e05
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