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From vkulichenko <valentin.kuliche...@gmail.com>
Subject Re: Failed to send time sync snapshot to remote node
Date Tue, 08 Nov 2016 21:57:43 GMT
Hi,

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Navneet Kumar wrote
> I am connected with the remote ignite instances from my local system. I am
> observing that after sometime , the following exception occurs in my
> connected remote instance.
> 07:37:58,273][SEVERE][grid-time-coordinator-#60%null%][GridClockSyncProcessor]
> Failed to send time sync snapshot to remote node (did not leave grid?)
> [nodeId=2c56ad51-4566-4239-9bdf-18b3e895359e,
> msg=GridClockDeltaSnapshotMessage [snapVer=GridClockDeltaVersion [ver=21,
> topVer=13], deltas={48b5d0aa-314a-4fb5-9824-a2c8ff084bbc=-46,
> 82c9af35-b255-4217-a54c-501fd42fb34f=0,
> acba706e-6654-480a-af3b-942432255e7e=0,
> 2c56ad51-4566-4239-9bdf-18b3e895359e=-45}], err=Failed to send message
> (node may have left the grid or TCP connection cannot be established due
> to firewall issues) [node=TcpDiscoveryNode
> [id=2c56ad51-4566-4239-9bdf-18b3e895359e, addrs=[0:0:0:0:0:0:0:1,
> 10.0.4.114, 127.0.0.1], sockAddrs=[/0:0:0:0:0:0:0:1:0, /127.0.0.1:0,
> /10.0.4.114:0], discPort=0, order=13, intOrder=9,
> lastExchangeTime=1478590668583, loc=false,
> ver=1.7.0#20160801-sha1:383273e3, isClient=true], topic=TOPIC_TIME_SYNC,
> msg=GridClockDeltaSnapshotMessage [snapVer=GridClockDeltaVersion [ver=21,
> topVer=13], deltas={48b5d0aa-314a-4fb5-9824-a2c8ff084bbc=-46,
> 82c9af35-b255-4217-a54c-501fd42fb34f=0,
> acba706e-6654-480a-af3b-942432255e7e=0,
> 2c56ad51-4566-4239-9bdf-18b3e895359e=-45}], policy=2]]
> ^C[08:57:53] Ignite node stopped OK [uptime=01:59:58:733]

Time sync protocol uses UDP (port 31100 by default), and most likely it's
blocked by your firewall. Unless you use CLOCK writer order mode in atomic
cache, you can safely ignore this message.

-Val



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