Re: Errors with TCPCommunicationSpi when using zookeeper discovery

2018-08-06 Thread ilya.kasnacheev
Hello! I can imagine circumstances where clients will open connections to other clients, such as starting caches on clients or deploying services on clients. Regards, -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Re: Errors with TCPCommunicationSpi when using zookeeper discovery

2018-08-02 Thread Larry Mark
Wanted to close the loop on this, I am running in Kubernetes and the root cause of this was a network policy blocking communications. It seems as if in Ignite 2.6, with paired connections, I need to have an open communication path on 47100 between all the servers, between the servers and the

Re: Errors with TCPCommunicationSpi when using zookeeper discovery

2018-07-26 Thread Ilya Kasnacheev
Hello! As far as my understanding goes, ZookeeperClusterNode is not a Zookeeper daemon but a cluster node (i.e. Apache Ignite) which is managed by Zookeeper discovery. So it's natural that a connection will be initiated to such node. Modern TCP firewalls usually null route connection attempts to

Re: Errors with TCPCommunicationSpi when using zookeeper discovery

2018-07-25 Thread Larry Mark
The logs do not indicate any connectivity problem, unless I am missing it, in which case please point it out to me. The messages seem to be getting through fine, but the server thinks there is a connection which does not exist, so it rejects it. This seems to happen because the communication SPI

Re: Errors with TCPCommunicationSpi when using zookeeper discovery

2018-07-25 Thread Ilya Kasnacheev
Hello! This might happen when there's connectivity problems, i.e. when node A can connect to node B but not vice versa. You can also try increasing socketWriteTimeout on communicationSpi if communication connections die mid-flight. Regards, -- Ilya Kasnacheev 2018-07-25 0:16 GMT+03:00