spark-shell --packages com.databricks:spark-csv_2.11:1.5.0
spark > val flightData2015 = spark.read.option("inferSchema", "true").option("header","true").csv("/Users/me/Desktop/2015-summary.csv")
我收到此例外情况。
java.io.IOException:无法连接到/192.168.1.112:51351 org.apache.spark.network.client.TransportClientFactory.createClient(TransportClientFactory.java:232) 在 org.apache.spark.network.client.TransportClientFactory.createClient(TransportClientFactory.java:182) 在 org.apache.spark.rpc.netty.NettyRpcEnv.downloadClient(NettyRpcEnv.scala:366) 在 org.apache.spark.rpc.netty.NettyRpcEnv.openChannel(NettyRpcEnv.scala:332) 在org.apache.spark.util.Utils $ .doFetchFile(Utils.scala:654)在 org.apache.spark.util.Utils $ .fetchFile(Utils.scala:480)在 org.apache.spark.executor.Executor $$ anonfun $ org $ apache $ spark $ executor $ Executor $$ updateDependencies $ 5.apply(Executor.scala:696) 在 org.apache.spark.executor.Executor $$ anonfun $ org $ apache $ spark $ executor $ Executor $$ updateDependencies $ 5.apply(Executor.scala:688) 在 scala.collection.TraversableLike $ WithFilter $$ anonfun $ foreach $ 1.apply(TraversableLike.scala:733) 在scala.collection.Iterator $ class.foreach(Iterator.scala:893)在 scala.collection.AbstractIterator.foreach(Iterator.scala:1336)在 scala.collection.IterableLike $ class.foreach(IterableLike.scala:72)在 scala.collection.AbstractIterable.foreach(Iterable.scala:54)在 scala.collection.TraversableLike $ WithFilter.foreach(TraversableLike.scala:732) 在 org.apache.spark.executor.Executor.org $ apache $ spark $ executor $ Executor $$ updateDependencies(Executor.scala:688) 在 org.apache.spark.executor.Executor $ TaskRunner.run(Executor.scala:308) 在 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 在 java.util.concurrent.ThreadPoolExecutor $ Worker.run(ThreadPoolExecutor.java:624) 在java.lang.Thread.run(Thread.java:748)造成原因: io.netty.channel.AbstractChannel $ AnnotatedConnectException:操作 超时时间:/192.168.1.112:51351 sun.nio.ch.SocketChannelImpl.checkConnect(本机方法)位于 sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) 在 io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:257) 在 io.netty.channel.nio.AbstractNioChannel $ AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:291) 在 io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:631) 在 io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:566) 在 io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:480) 在io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:442)处 io.netty.util.concurrent.SingleThreadEventExecutor $ 2.run(SingleThreadEventExecutor.java:131) 在 io.netty.util.concurrent.DefaultThreadFactory $ DefaultRunnableDecorator.run(DefaultThreadFactory.java:144) ...还有1个