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Posted to user@ignite.apache.org by vkulichenko <va...@gmail.com> on 2015/12/24 21:59:58 UTC

Re: node may have left the grid or TCP connection cannot be established due to firewall issues

Hi Sumesh,

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sumesh wrote
> Ignite server showing this error
> 
> class org.apache.ignite.IgniteCheckedException: Failed to send message
> (node may have left the grid or TCP connection cannot be established due
> to firewall issues) 
> 
> anyone faced this issue in AWS EC2 instance before? please suggest 

This message can appear in the log if one of the nodes leaves topology, but
at the same time some other node tries to send a message to that node. If
the topology change is expected and it doesn't cause any issues, the
exception can be safely ignored.

-Val



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