Flume 搭建遇到的问题

1.

2018-12-04 10:47:10,662 (lifecycleSupervisor-1-2) [WARN - org.mortbay.log.Slf4jLog.warn(Slf4jLog.java:76)] failed Server@57a8c2d3: java.net.BindException: Address already in use (Bind failed)
2018-12-04 10:47:10,662 (lifecycleSupervisor-1-2) [ERROR - com.datayes.dataifs.applog.flume.sources.FlumeHttpSource.start(FlumeHttpSource.java:245)] Error while starting HTTPSource. Exception follows.
java.net.BindException: Address already in use (Bind failed)
    at java.net.PlainSocketImpl.socketBind(Native Method)
    at java.net.AbstractPlainSocketImpl.bind(AbstractPlainSocketImpl.java:387)
    at java.net.ServerSocket.bind(ServerSocket.java:375)
    at java.net.ServerSocket.<init>(ServerSocket.java:237)
    at javax.net.ssl.SSLServerSocket.<init>(SSLServerSocket.java:181)
    at sun.security.ssl.SSLServerSocketImpl.<init>(SSLServerSocketImpl.java:140)
    at sun.security.ssl.SSLServerSocketFactoryImpl.createServerSocket(SSLServerSocketFactoryImpl.java:95)
    at org.mortbay.jetty.security.SslSocketConnector.newServerSocket(SslSocketConnector.java:478)

2.

2018-12-04 10:54:43,359 (lifecycleSupervisor-1-1) [WARN - org.apache.flume.sink.AbstractRpcSink.start(AbstractRpcSink.java:292)] Unable to create Rpc client using hostname: xx.xx.xx.xx, port: 50001
org.apache.flume.FlumeException: NettyAvroRpcClient { host: xx.xx.xx.xx, port: 50001 }: RPC connection error
    at org.apache.flume.api.NettyAvroRpcClient.connect(NettyAvroRpcClient.java:181)
    at org.apache.flume.api.NettyAvroRpcClient.connect(NettyAvroRpcClient.java:120)
    at org.apache.flume.api.NettyAvroRpcClient.configure(NettyAvroRpcClient.java:638)
    at org.apache.flume.api.RpcClientFactory.getInstance(RpcClientFactory.java:90)
    at org.apache.flume.sink.AvroSink.initializeRpcClient(AvroSink.java:127)
    at org.apache.flume.sink.AbstractRpcSink.createConnection(AbstractRpcSink.java:210)
    at org.apache.flume.sink.AbstractRpcSink.start(AbstractRpcSink.java:290)
    at org.apache.flume.sink.DefaultSinkProcessor.start(DefaultSinkProcessor.java:45)
    at org.apache.flume.SinkRunner.start(SinkRunner.java:79)
    at org.apache.flume.lifecycle.LifecycleSupervisor$MonitorRunnable.run(LifecycleSupervisor.java:249)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)