when i launch this stack docker-swarm it throughs me below errors. What’s this error and how to resolve it.
[2020-03-29T05:54:43,848][WARN ][o.e.d.z.ZenDiscovery ] [Ho5ynZW] failed to connect to master [{B4lzW_3}{B4lzW_3QR5GNXiLBMsccHg}{oQlj1pIMRfmiyTREI7q-8g}{10.0.0.18}{10.0.0.18:9300}{ml.max_open_jobs=10, ml.enabled=true}], retrying…
org.elasticsearch.transport.ConnectTransportException: [B4lzW_3][10.0.0.18:9300] connect_timeout[30s]
at org.elasticsearch.transport.netty4.Netty4Transport.connectToChannels(Netty4Transport.java:284) ~[?:?]
at org.elasticsearch.transport.TcpTransport.openConnection(TcpTransport.java:591) ~[elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.transport.TcpTransport.connectToNode(TcpTransport.java:495) ~[elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.transport.TransportService.connectToNode(TransportService.java:334) ~[elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.transport.TransportService.connectToNode(TransportService.java:321) ~[elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.discovery.zen.ZenDiscovery.joinElectedMaster(ZenDiscovery.java:516) [elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.discovery.zen.ZenDiscovery.innerJoinCluster(ZenDiscovery.java:484) [elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.discovery.zen.ZenDiscovery.access$2500(ZenDiscovery.java:90) [elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.discovery.zen.ZenDiscovery$JoinThreadControl$1.run(ZenDiscovery.java:1286) [elasticsearch-6.0.0.jar:6.0.0]
at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:569) [elasticsearch-6.0.0.jar:6.0.0]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_151]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_151]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_151]
Caused by: io.netty.channel.ConnectTimeoutException: connection timed out: 10.0.0.18/10.0.0.18:9300
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe$1.run(AbstractNioChannel.java:267) ~[?:?]
at io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38) ~[?:?]
at io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:120) ~[?:?]
at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163) ~[?:?]
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:403) ~[?:?]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:462) ~[?:?]
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858) ~[?:?]