我是Apache Spark的新手并尝试在本地计算机上运行spark。 首先，我尝试使用以下命令启动主服务器：
./sbin/start-master.sh
哪个成功启动了。然后我尝试使用
启动工作人员./bin/spark-class org.apache.spark.deploy.worker.Worker spark://localhost:7077 -c 1 -m 512M
最终因以下日志而失败：
Using Spark's default log4j profile: org/apache/spark/log4j-defaults.properties
17/06/09 17:01:58 INFO Worker: Started daemon with process name: 9301@sumit-Inspiron-5537
17/06/09 17:01:58 INFO SignalUtils: Registered signal handler for TERM
17/06/09 17:01:58 INFO SignalUtils: Registered signal handler for HUP
17/06/09 17:01:58 INFO SignalUtils: Registered signal handler for INT
17/06/09 17:01:58 WARN Utils: Your hostname, sumit-Inspiron-5537 resolves to a loopback address: 127.0.1.1; using 192.168.1.16 instead (on interface wlp2s0)
17/06/09 17:01:58 WARN Utils: Set SPARK_LOCAL_IP if you need to bind to another address
17/06/09 17:01:59 WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
17/06/09 17:01:59 INFO SecurityManager: Changing view acls to: sumit
17/06/09 17:01:59 INFO SecurityManager: Changing modify acls to: sumit
17/06/09 17:01:59 INFO SecurityManager: Changing view acls groups to:
17/06/09 17:01:59 INFO SecurityManager: Changing modify acls groups to:
17/06/09 17:01:59 INFO SecurityManager: SecurityManager: authentication disabled; ui acls disabled; users with view permissions: Set(sumit); groups with view permissions: Set(); users with modify permissions: Set(sumit); groups with modify permissions: Set()
17/06/09 17:01:59 INFO Utils: Successfully started service 'sparkWorker' on port 35827.
17/06/09 17:02:00 INFO Worker: Starting Spark worker 192.168.1.16:35827 with 1 cores, 512.0 MB RAM
17/06/09 17:02:00 INFO Worker: Running Spark version 2.1.1
17/06/09 17:02:00 INFO Worker: Spark home: /home/sumit/spark-2.1.1-bin-hadoop2.7
17/06/09 17:02:00 WARN Utils: Service 'WorkerUI' could not bind on port 8081. Attempting port 8082.
17/06/09 17:02:00 WARN Utils: Service 'WorkerUI' could not bind on port 8082. Attempting port 8083.
17/06/09 17:02:00 INFO Utils: Successfully started service 'WorkerUI' on port 8083.
17/06/09 17:02:00 INFO WorkerWebUI: Bound WorkerWebUI to 0.0.0.0, and started at http://192.168.1.16:8083
17/06/09 17:02:00 INFO Worker: Connecting to master localhost:7077...
17/06/09 17:02:00 WARN Worker: Failed to connect to master localhost:7077
org.apache.spark.SparkException: Exception thrown in awaitResult
at org.apache.spark.rpc.RpcTimeout$$anonfun$1.applyOrElse(RpcTimeout.scala:77)
at org.apache.spark.rpc.RpcTimeout$$anonfun$1.applyOrElse(RpcTimeout.scala:75)
at scala.runtime.AbstractPartialFunction.apply(AbstractPartialFunction.scala:36)
at org.apache.spark.rpc.RpcTimeout$$anonfun$addMessageIfTimeout$1.applyOrElse(RpcTimeout.scala:59)
at org.apache.spark.rpc.RpcTimeout$$anonfun$addMessageIfTimeout$1.applyOrElse(RpcTimeout.scala:59)
at scala.PartialFunction$OrElse.apply(PartialFunction.scala:167)
at org.apache.spark.rpc.RpcTimeout.awaitResult(RpcTimeout.scala:83)
at org.apache.spark.rpc.RpcEnv.setupEndpointRefByURI(RpcEnv.scala:100)
at org.apache.spark.rpc.RpcEnv.setupEndpointRef(RpcEnv.scala:108)
at org.apache.spark.deploy.worker.Worker$$anonfun$org$apache$spark$deploy$worker$Worker$$tryRegisterAllMasters$1$$anon$1.run(Worker.scala:218)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.io.IOException: Failed to connect to localhost/127.0.0.1:7077
at org.apache.spark.network.client.TransportClientFactory.createClient(TransportClientFactory.java:232)
at org.apache.spark.network.client.TransportClientFactory.createClient(TransportClientFactory.java:182)
at org.apache.spark.rpc.netty.NettyRpcEnv.createClient(NettyRpcEnv.scala:197)
at org.apache.spark.rpc.netty.Outbox$$anon$1.call(Outbox.scala:194)
at org.apache.spark.rpc.netty.Outbox$$anon$1.call(Outbox.scala:190)
... 4 more
Caused by: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: localhost/127.0.0.1:7077
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:257)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:291)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:640)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:575)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:489)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:451)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:140)
at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)
... 1 more
这已经进入了尝试循环。我在8080检查了localhost，Master正常工作。请建议在这种情况下可以做什么来让奴隶启动并工作，因为只有这样才能运行火花作业。谢谢。