If the problem is at SonarQube you’ll find something in the logs. If the request doesn’t get that far, then you’ll have to debug this at your proxy, and we probably can’t help you with that.
2018.12.10 13:40:29 WARN es[o.e.c.r.a.DiskThresholdMonitor] high disk watermark [90%] exceeded on [Wkhu7PSsQJGLN__P6Uq2vA][sonarqube][/opt/sonarqube/sonarqube-7.4/data/es5/nodes/0] free: 1.7gb[9.2%], shards will be relocated away from this node
ce.log
2018.12.10 12:00:16 INFO ce[o.s.p.ProcessEntryPoint] Starting ce
2018.12.10 12:00:16 INFO ce[o.s.ce.app.CeServer] Compute Engine starting up…
2018.12.10 12:00:16 INFO ce[o.s.c.e.CoreExtensionsLoader] Loaded core extensions:
2018.12.10 12:00:17 INFO ce[o.e.p.PluginsService] no modules loaded
2018.12.10 12:00:17 INFO ce[o.e.p.PluginsService] loaded plugin [org.elasticsearch.join.ParentJoinPlugin]
2018.12.10 12:00:17 INFO ce[o.e.p.PluginsService] loaded plugin [org.elasticsearch.percolator.PercolatorPlugin]
2018.12.10 12:00:17 INFO ce[o.e.p.PluginsService] loaded plugin [org.elasticsearch.transport.Netty4Plugin]
2018.12.10 12:00:18 INFO ce[o.s.s.e.EsClientProvider] Connected to local Elasticsearch: [127.0.0.1:9001]
2018.12.10 12:00:18 INFO ce[o.sonar.db.Database] Create JDBC data source for jdbc:postgresql://localhost/sonar
2018.12.10 12:00:19 INFO ce[o.s.s.p.ServerFileSystemImpl] SonarQube home: /opt/sonarqube/sonarqube-7.4
2018.12.10 12:00:19 INFO ce[o.s.c.c.CePluginRepository] Load plugins
2018.12.10 12:00:20 WARN ce[o.s.c.p.ComponentKeys] Bad component key: org.sonar.java.externalreport.ExternalRulesDefinition@312c6750. Please implement toString() method on class org.sonar.java.externalreport.ExternalRulesDefinition
2018.12.10 12:00:20 WARN ce[o.s.c.p.ComponentKeys] Bad component key: org.sonar.java.externalreport.ExternalRulesDefinition@47cc62a9. Please implement toString() method on class org.sonar.java.externalreport.ExternalRulesDefinition
2018.12.10 12:00:20 WARN ce[o.s.c.p.ComponentKeys] Bad component key: org.sonar.java.externalreport.ExternalRulesDefinition@25a9c8ef. Please implement toString() method on class org.sonar.java.externalreport.ExternalRulesDefinition
2018.12.10 12:00:20 INFO ce[o.s.c.c.ComputeEngineContainerImpl] Running Community edition
2018.12.10 12:00:20 INFO ce[o.s.c.q.PurgeCeActivities] Delete the Compute Engine tasks created before 1528887620613
2018.12.10 12:00:20 INFO ce[o.s.c.q.PurgeCeActivities] Delete the Scanner contexts tasks created before 1542020420628
2018.12.10 12:00:20 INFO ce[o.s.ce.app.CeServer] Compute Engine is operational
can i have some vhost for apache2.4 examples please ?