[Azkaban] Address already in use (Bind failed)

[fanghj]

hi guys, I had a problem when I started ./start-web.sh.
this is log

2020/12/28 11:18:47.906 +0800 INFO [AzkabanWebServer] [main] [Azkaban] Starting Jetty Azkaban Web Server...
2020/12/28 11:18:47.922 +0800 INFO [AzkabanServer] [main] [Azkaban] Loading azkaban settings file from ./internal/../../conf
2020/12/28 11:18:47.922 +0800 INFO [AzkabanServer] [main] [Azkaban] Loading azkaban properties file
2020/12/28 11:18:48.445 +0800 INFO [log] [main] [Azkaban] Logging to org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via org.mortbay.log.Slf4jLog
2020/12/28 11:18:48.445 +0800 INFO [WebServerProvider] [main] [Azkaban] Setting up connector with stats on: true
2020/12/28 11:18:48.448 +0800 INFO [WebServerProvider] [main] [Azkaban] Starting server on port: 8081 # Max threads: 25
2020/12/28 11:18:48.494 +0800 WARN [StorageCleaner] [main] [Azkaban] Project cleanup disabled. All artifacts will be stored.
2020/12/28 11:18:48.495 +0800 INFO [ValidatorUtils] [main] [Azkaban] Creating XmlValidatorManager instance (loading validators)...
2020/12/28 11:18:48.496 +0800 WARN [XmlValidatorManager] [main] [Azkaban] Validator directory validators does not exist or is not a directory.
2020/12/28 11:18:48.497 +0800 WARN [XmlValidatorManager] [main] [Azkaban] Azkaban properties file does not contain the key project.validators.xml.file
2020/12/28 11:18:48.498 +0800 INFO [ValidatorUtils] [main] [Azkaban] XmlValidatorManager instance created.
2020/12/28 11:18:48.498 +0800 INFO [AzkabanProjectLoader] [main] [Azkaban] Using temp dir: /mydata/azkaban-3.90.0/azkaban-web-server-0.1.0-SNAPSHOT/bin/temp
2020/12/28 11:18:48.498 +0800 INFO [AzkabanProjectLoader] [main] [Azkaban] Project version retention is set to 3
2020/12/28 11:18:48.499 +0800 INFO [ProjectManager] [main] [Azkaban] Loading active projects.
2020/12/28 11:18:48.813 +0800 INFO [ProjectManager] [main] [Azkaban] Loading flows from active projects.
2020/12/28 11:18:48.821 +0800 INFO [ProjectManager] [main] [Azkaban] Loading whitelisted projects.
2020/12/28 11:18:48.822 +0800 INFO [ProjectManager] [main] [Azkaban] ProjectManager instance created.
2020/12/28 11:18:48.861 +0800 INFO [TriggerManager] [main] [Azkaban] TriggerManager loaded.
2020/12/28 11:18:48.861 +0800 WARN [SessionCache] [main] [Azkaban] azkaban.session.max_number_per_ip_per_user is not configured. The number of sessions per IP per user is not being capped.
2020/12/28 11:18:48.864 +0800 INFO [AzkabanWebServerModule] [main] [Azkaban] Loading user manager class azkaban.user.XmlUserManager
2020/12/28 11:18:48.895 +0800 INFO [XmlUserManager] [main] [Azkaban] Loading user azkaban
2020/12/28 11:18:48.896 +0800 INFO [XmlUserManager] [main] [Azkaban] Loading user metrics
2020/12/28 11:18:48.904 +0800 INFO [UserUtils] [main] [Azkaban] Starting configuration watching thread.
2020/12/28 11:18:48.986 +0800 INFO [AzkabanWebServer] [main] [Azkaban] Loading built-in checker and action types
2020/12/28 11:18:48.988 +0800 INFO [CheckerTypeLoader] [main] [Azkaban] Registering checker BasicTimeChecker
2020/12/28 11:18:48.988 +0800 INFO [CheckerTypeLoader] [main] [Azkaban] Registering checker SlaChecker
2020/12/28 11:18:48.988 +0800 INFO [CheckerTypeLoader] [main] [Azkaban] Registering checker ExecutionChecker
2020/12/28 11:18:48.988 +0800 INFO [ActionTypeLoader] [main] [Azkaban] Registering action ExecuteFlowAction
2020/12/28 11:18:48.989 +0800 INFO [ActionTypeLoader] [main] [Azkaban] Registering action KillExecutionAction
2020/12/28 11:18:48.989 +0800 INFO [ActionTypeLoader] [main] [Azkaban] Registering action AlertAction
2020/12/28 11:18:48.990 +0800 INFO [ActionTypeLoader] [main] [Azkaban] Registering action CreateTriggerAction
2020/12/28 11:18:48.990 +0800 INFO [PluginCheckerAndActionsLoader] [main] [Azkaban] Loading plug-in checker and action types
2020/12/28 11:18:48.991 +0800 ERROR [PluginCheckerAndActionsLoader] [main] [Azkaban] plugin path plugins/triggers doesn't exist!
2020/12/28 11:18:49.005 +0800 INFO [AzkabanWebServer] [main] [Azkaban] Setting timezone to Asia/Shanghai
2020/12/28 11:18:49.005 +0800 INFO [AzkabanWebServer] [main] [Azkaban] Registering MBeans...
2020/12/28 11:18:49.013 +0800 INFO [MBeanRegistrationManager] [main] [Azkaban] Bean azkaban.jmx.JmxJettyServer registered.
2020/12/28 11:18:49.015 +0800 INFO [MBeanRegistrationManager] [main] [Azkaban] Bean azkaban.jmx.JmxTriggerManager registered.
2020/12/28 11:18:49.017 +0800 INFO [MBeanRegistrationManager] [main] [Azkaban] Bean azkaban.jmx.JmxExecutorManager registered.
2020/12/28 11:18:49.025 +0800 INFO [MBeanRegistrationManager] [main] [Azkaban] Bean org.apache.log4j.jmx.HierarchyDynamicMBean registered.
2020/12/28 11:18:49.025 +0800 INFO [AzkabanWebServer] [main] [Azkaban] ************* loginLoggerObjName is null, make sure there is a logger with name azkaban.webapp.servlet.LoginAbstractAzkabanServlet
2020/12/28 11:18:49.026 +0800 INFO [ExecutorManager] [main] [Azkaban] Initializing executors from database.
2020/12/28 11:18:49.032 +0800 INFO [ExecutorManager] [main] [Azkaban] Loading running flows from database..
2020/12/28 11:18:49.043 +0800 INFO [ExecutorManager] [main] [Azkaban] Loaded 0 running flows
2020/12/28 11:18:49.049 +0800 INFO [ExecutorManager] [main] [Azkaban] QueueProcessorThread active turned true
2020/12/28 11:18:49.050 +0800 INFO [ExecutionLogsCleaner] [main] [Azkaban] Starting execution logs clean up thread
2020/12/28 11:18:49.052 +0800 INFO [ExecutionLogsCleaner] [pool-7-thread-1] [Azkaban] Cleaning old logs from execution_logs
2020/12/28 11:18:49.055 +0800 INFO [AzkabanWebServer] [main] [Azkaban] Setting up web resource dir /mydata/azkaban-3.90.0/azkaban-web-server-0.1.0-SNAPSHOT/web/
2020/12/28 11:18:49.076 +0800 INFO [ExecutionLogsCleaner] [pool-7-thread-1] [Azkaban] Cleaning old log files before 2020-10-05T11:18:49.052+08:00
2020/12/28 11:18:49.117 +0800 INFO [JdbcTriggerImpl] [main] [Azkaban] Loading all triggers from db.
2020/12/28 11:18:49.121 +0800 INFO [JdbcTriggerImpl] [main] [Azkaban] Loaded 0 triggers.
2020/12/28 11:18:49.122 +0800 INFO [log] [main] [Azkaban] jetty-6.1.26
2020/12/28 11:18:49.147 +0800 INFO [ProjectManagerServlet] [main] [Azkaban] downloadBufferSize: 8192
2020/12/28 11:18:49.245 +0800 INFO [RestLiAnnotationReader] [main] [Azkaban] Processed actions resource 'azkaban.restli.UserManagerResource'
2020/12/28 11:18:49.246 +0800 INFO [RestLiAnnotationReader] [main] [Azkaban] Processed actions resource 'azkaban.restli.ProjectManagerResource'
2020/12/28 11:18:49.259 +0800 WARN [log] [main] [Azkaban] failed [email protected]:8081: java.net.BindException: Address already in use (Bind failed)
2020/12/28 11:18:49.260 +0800 WARN [log] [main] [Azkaban] failed Server@42f33b5d: java.net.BindException: Address already in use (Bind failed)
2020/12/28 11:18:49.260 +0800 WARN [AzkabanWebServer] [main] [Azkaban] java.net.BindException: Address already in use (Bind failed)
2020/12/28 11:18:49.260 +0800 ERROR [StdOutErrRedirect] [main] [Azkaban] Address already in use (Bind failed)