单机版启动报错: 

2019-02-21 09:46:24 WARN  Utils:66 - Service 'sparkDriver' could not bind on a random free port. You may check whether configuring an appropriate binding address.

2019-02-21 09:46:24 WARN  Utils:66 - Service 'sparkDriver' could not bind on a random free port. You may check whether configuring an appropriate binding address.

2019-02-21 09:46:24 WARN  Utils:66 - Service 'sparkDriver' could not bind on a random free port. You may check whether configuring an appropriate binding address.

2019-02-21 09:46:24 WARN  Utils:66 - Service 'sparkDriver' could not bind on a random free port. You may check whether configuring an appropriate binding address.

2019-02-21 09:46:24 ERROR SparkContext:91 - Error initializing SparkContext.

java.net.BindException: 无法指定被请求的地址: Service 'sparkDriver' failed after 16 retries (on a random free port)! Consider explicitly setting the appropriate binding address for the service 'sparkDriver' (for example spark.driver.bindAddress for SparkDriver) to the correct binding address.

        at sun.nio.ch.Net.bind0(Native Method)

        at sun.nio.ch.Net.bind(Net.java:433)

        at sun.nio.ch.Net.bind(Net.java:425)

        at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)

        at io.netty.channel.socket.nio.NioServerSocketChannel.doBind(NioServerSocketChannel.java:128)

        at io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:558)

        at io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipeline.java:1283)

        at io.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:501)

        at io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:486)

        at io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:989)

        at io.netty.channel.AbstractChannel.bind(AbstractChannel.java:254)

        at io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:364)

        at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)

        at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:403)

        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:463)

        at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)

        at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)

        at java.lang.Thread.run(Thread.java:748)



解决方法:

export SPARK_MASTER_IP=localhost

export SPARK_LOCAL_IP=localhost