[druid-user] now i am geting a 404 after all with the following

thanks for any help!

2021-11-23T20:50:07,657 INFO [NodeRoleWatcher[COORDINATOR]] org.apache.druid.discovery.BaseNodeRoleWatcher - Node watcher of role[coordinator] is now initialized.
2021-11-23T20:50:07,775 INFO [NodeRoleWatcher[BROKER]] org.apache.druid.discovery.BaseNodeRoleWatcher - Node watcher of role[broker] is now initialized.
2021-11-23T20:50:07,798 ERROR [CoordinatorRuleManager-Exec–0] org.apache.druid.server.router.CoordinatorRuleManager - Exception while polling for rules
org.apache.druid.java.util.common.IOE: No known server
at org.apache.druid.discovery.DruidLeaderClient.getCurrentKnownLeader(DruidLeaderClient.java:267) ~[druid-server-0.22.0.jar:0.22.0]
at org.apache.druid.discovery.DruidLeaderClient.makeRequest(DruidLeaderClient.java:122) ~[druid-server-0.22.0.jar:0.22.0]
at org.apache.druid.server.router.CoordinatorRuleManager.poll(CoordinatorRuleManager.java:138) ~[druid-services-0.22.0.jar:0.22.0]
at org.apache.druid.java.util.common.concurrent.ScheduledExecutors$1.call(ScheduledExecutors.java:55) [druid-core-0.22.0.jar:0.22.0]
at org.apache.druid.java.util.common.concurrent.ScheduledExecutors$1.call(ScheduledExecutors.java:51) [druid-core-0.22.0.jar:0.22.0]
at org.apache.druid.java.util.common.concurrent.ScheduledExecutors$2.run(ScheduledExecutors.java:97) [druid-core-0.22.0.jar:0.22.0]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_275]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_275]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [?:1.8.0_275]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [?:1.8.0_275]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_275]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_275]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_275]
2021-11-23T20:50:08,064 INFO [main] org.eclipse.jetty.server.session - DefaultSessionIdManager workerName=node0
2021-11-23T20:50:08,069 INFO [main] org.eclipse.jetty.server.session - No SessionScavenger set, using defaults
2021-11-23T20:50:08,081 INFO [main] org.eclipse.jetty.server.session - node0 Scavenging every 660000ms
2021-11-23T20:50:08,811 INFO [main] com.sun.jersey.server.impl.application.WebApplicationImpl - Initiating Jersey application, version ‘Jersey: 1.19.3 10/24/2016 03:43 PM’
2021-11-23T20:50:12,905 INFO [main] org.eclipse.jetty.server.handler.ContextHandler - Started o.e.j.s.ServletContextHandler@76a6f045{/,jar:file:/opt/druid/lib/druid-console-0.22.0.jar!/org/apache/druid/console,AVAILABLE}
2021-11-23T20:50:12,982 INFO [main] org.eclipse.jetty.server.AbstractConnector - Started ServerConnector@23564dd2{HTTP/1.1, (http/1.1)}{0.0.0.0:8888}
2021-11-23T20:50:12,987 INFO [main] org.eclipse.jetty.server.Server - Started @38007ms
2021-11-23T20:50:13,090 INFO [main] org.apache.druid.java.util.common.lifecycle.Lifecycle - Starting lifecycle [module] stage [ANNOUNCEMENTS]
2021-11-23T20:50:13,118 INFO [main] org.apache.druid.curator.discovery.CuratorServiceAnnouncer - Announcing service[DruidNode{serviceName=‘druid-broker’, host=‘172.20.0.23’, bindOnHost=false, port=-1, plaintextPort=8888, enablePlaintextPort=true, tlsPort=-1, enableTlsPort=false}]
2021-11-23T20:50:13,284 INFO [main] org.apache.druid.curator.discovery.CuratorDruidNodeAnnouncer - Announced self [{“druidNode”:{“service”:“druid-broker”,“host”:“172.20.0.23”,“bindOnHost”:false,“plaintextPort”:8888,“port”:-1,“tlsPort”:-1,“enablePlaintextPort”:true,“enableTlsPort”:false},“nodeType”:“router”,“services”:{}}].
2021-11-23T20:50:13,312 INFO [main] org.apache.druid.java.util.common.lifecycle.Lifecycle - Successfully started lifecycle [module]
2021-11-23T20:50:19,846 INFO [NodeRoleWatcher[COORDINATOR]] org.apache.druid.discovery.BaseNodeRoleWatcher - Node[http://172.20.0.17:8081] of role[coordinator] detected.
2021-11-23T20:50:21,848 INFO [NodeRoleWatcher[BROKER]] org.apache.druid.discovery.BaseNodeRoleWatcher - Node[http://172.20.0.24:8082] of role[broker] detected.

I would check if your overlord process is up and running and if zookeeper is behaving properly.

I do not see an overlord process in the docker compose i download I just have the following

middlemanager | router | historical | druid-broker| coordinator