The start and error


Java.net.Inet6AddressImpl.getHostByAddr (Native Method)
Java.net.InetAddress$2.getHostByAddr InetAddress. Java: (933)
Java.net.InetAddress.getHostFromNameService InetAddress. Java: (618)
Java.net.InetAddress.getHostName InetAddress. Java: (560)
Java.net.InetAddress.getHostName InetAddress. Java: (532)
Org.springframework.cloud.com mons. Util. InetUtils $$Lambda $110/231977479. Call (Unknown Source)
Java. Util. Concurrent. FutureTask. Run (266) FutureTask. Java:
Java. Util. Concurrent. ThreadPoolExecutor. RunWorker (ThreadPoolExecutor. Java: 1149)
Java. Util. Concurrent. ThreadPoolExecutor $Worker. The run (ThreadPoolExecutor. Java: 624)
Java. Lang. Thread. The run (748) Thread. Java:
The 14:55:21 2020-04-07. 3064-722 WARN [main] O.A.C.L oader. WebappClassLoaderBase: The web application (ROOT) appears to have started a thread named [logback - 1] but has failed to stop it. This is very likely to create a memory leak. The Stack trace of The thread:
Sun. Misc. Unsafe. Park (Native Method)
Java. Util. Concurrent. The locks. LockSupport. ParkNanos (LockSupport. Java: 215)
Java. Util. Concurrent. The locks. AbstractQueuedSynchronizer $ConditionObject. AwaitNanos (AbstractQueuedSynchronizer. Java: 2078)
Java. Util. Concurrent. ScheduledThreadPoolExecutor $DelayedWorkQueue. Take (1093) ScheduledThreadPoolExecutor. Java:
Java. Util. Concurrent. ScheduledThreadPoolExecutor $DelayedWorkQueue. Take (809) ScheduledThreadPoolExecutor. Java:
Java. Util. Concurrent. ThreadPoolExecutor. GetTask (ThreadPoolExecutor. Java: 1074)
Java. Util. Concurrent. ThreadPoolExecutor. RunWorker (ThreadPoolExecutor. Java: 1134)
Java. Util. Concurrent. ThreadPoolExecutor $Worker. The run (ThreadPoolExecutor. Java: 624)
Java. Lang. Thread. The run (748) Thread. Java:
The 14:55:21 2020-04-07. 3064-722 WARN [main] O.A.C.L oader. WebappClassLoaderBase: The web application (ROOT) appears to have started a thread named [com. Alibaba. Nacos. Naming. Client. The listener] but has failed to stop it. This is very likely to create a memory leak. The Stack trace of The thread:
Sun. Misc. Unsafe. Park (Native Method)
Java. Util. Concurrent. The locks. LockSupport. ParkNanos (LockSupport. Java: 215)
Java. Util. Concurrent. The locks. AbstractQueuedSynchronizer $ConditionObject. AwaitNanos (AbstractQueuedSynchronizer. Java: 2078)
Java. Util. Concurrent. LinkedBlockingQueue. Poll (LinkedBlockingQueue. Java: 467)
Com. Alibaba. Nacos. Client. Naming. Core. EventDispatcher $Notifier. Run (114) EventDispatcher. Java:
Java. Util. Concurrent. ThreadPoolExecutor. RunWorker (ThreadPoolExecutor. Java: 1149)
Java. Util. Concurrent. ThreadPoolExecutor $Worker. The run (ThreadPoolExecutor. Java: 624)
Java. Lang. Thread. The run (748) Thread. Java:
The 14:55:21 2020-04-07. 3064-723 WARN [main] O.A.C.L oader. WebappClassLoaderBase: The web application (ROOT) appears to have started a thread named [com. Alibaba. Nacos. Naming. Failover] but has failed to stop it. This is very likely to create a memory leak. The Stack trace of The thread:
Sun. Misc. Unsafe. Park (Native Method)
Java. Util. Concurrent. The locks. LockSupport. ParkNanos (LockSupport. Java: 215)
Java. Util. Concurrent. The locks. AbstractQueuedSynchronizer $ConditionObject. AwaitNanos (AbstractQueuedSynchronizer. Java: 2078)
Java. Util. Concurrent. ScheduledThreadPoolExecutor $DelayedWorkQueue. Take (1093) ScheduledThreadPoolExecutor. Java:
Java. Util. Concurrent. ScheduledThreadPoolExecutor $DelayedWorkQueue. Take (809) ScheduledThreadPoolExecutor. Java:
Java. Util. Concurrent. ThreadPoolExecutor. GetTask (ThreadPoolExecutor. Java: 1074)
Java. Util. Concurrent. ThreadPoolExecutor. RunWorker (ThreadPoolExecutor. Java: 1134)
Java. Util. Concurrent. ThreadPoolExecutor $Worker. The run (ThreadPoolExecutor. Java: 624)
Java. Lang. Thread. The run (748) Thread. Java:
14:55:21 2020-04-07. 3064-723 WARN [main] O.A.C.L oader. WebappClassLoaderBase: The web application (ROOT) appears to have started a thread named [com. Alibaba. Nacos. Naming. Push. The receiver] but has failed to stop it. This is very likely to create a memory leak. The Stack trace of The thread:
Java.net.DualStackPlainDatagramSocketImpl.socketReceiveOrPeekData (Native Method)
Java.net.DualStackPlainDatagramSocketImpl.receive0 DualStackPlainDatagramSocketImpl. Java: (124)
Java.net.AbstractPlainDatagramSocketImpl.receive AbstractPlainDatagramSocketImpl. Java: (143)
Java.net.DatagramSocket.receive (812) DatagramSocket. Java:
Com. Alibaba. Nacos. Client. Naming. Core. PushReceiver. Run (73) PushReceiver. Java:
Java. Util. Concurrent. Executors $RunnableAdapter. Call (511) Executors. Java:
Java. Util. Concurrent. FutureTask. Run (266) FutureTask. Java:
Java. Util. Concurrent. ScheduledThreadPoolExecutor $ScheduledFutureTask. Access the $201 (180) ScheduledThreadPoolExecutor. Java:
Java. Util. Concurrent. ScheduledThreadPoolExecutor $ScheduledFutureTask. Run (293) ScheduledThreadPoolExecutor. Java:
Java. Util. Concurrent. ThreadPoolExecutor. RunWorker (ThreadPoolExecutor. Java: 1149)
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