How many cores are you allocated/seeing in the webui? (that usually runs on 8080, for cloudera i think its 18080). Most likely the job is being allocated 1 core (should be >= 2 cores) and that's why the count is never happening.
Thanks Best Regards On Mon, Dec 29, 2014 at 2:22 PM, Suhas Shekar <suhsheka...@gmail.com> wrote: > So it got rid of the logs, but the problem still persists that : > > a) The program never terminates (I have pasted all output after the Hello > World statements below) > > b) I am not seeing the word count > > c) I tried adding [2] next to my 10.0.1.232:2181 looking at this post > http://apache-spark-user-list.1001560.n3.nabble.com/streaming-questions-td3281.html, > but that did not work as well. > > Any other suggestions are appreciated. > > Thanks a lot for the time :) > > 14/12/29 08:46:38 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > starting auto committer every 60000 ms > 14/12/29 08:46:38 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], begin > registering consumer > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471 in ZK > 14/12/29 08:46:38 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], end > registering consumer > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471 in ZK > 14/12/29 08:46:38 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > starting watcher executor thread for consumer > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471 > 14/12/29 08:46:38 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], begin > rebalancing consumer > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471 try #0 > 14/12/29 08:46:39 INFO ConsumerFetcherManager: > [ConsumerFetcherManager-1419860798873] Stopping leader finder thread > 14/12/29 08:46:39 INFO ConsumerFetcherManager: > [ConsumerFetcherManager-1419860798873] Stopping all fetchers > 14/12/29 08:46:39 INFO ConsumerFetcherManager: > [ConsumerFetcherManager-1419860798873] All connections stopped > 14/12/29 08:46:39 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > Cleared all relevant queues for this fetcher > 14/12/29 08:46:39 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > Cleared the data chunks in all the consumer message iterators > 14/12/29 08:46:39 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > Committing all offsets after clearing the fetcher queues > 14/12/29 08:46:39 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > Releasing partition ownership > 14/12/29 08:46:39 INFO RangeAssignor: Consumer > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471 > rebalancing the following partitions: ArrayBuffer(0) for topic test with > consumers: > List(c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471-0) > 14/12/29 08:46:39 INFO RangeAssignor: > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471-0 > attempting to claim partition 0 > 14/12/29 08:46:39 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471-0 > successfully owned partition 0 for topic test > 14/12/29 08:46:39 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], > Consumer c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471 > selected partitions : test:0: fetched offset = 221: consumed offset = 221 > 14/12/29 08:46:39 INFO ConsumerFetcherManager$LeaderFinderThread: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471-leader-finder-thread], > Starting > 14/12/29 08:46:39 INFO ZookeeperConsumerConnector: > [c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471], end > rebalancing consumer > c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471 try #0 > 14/12/29 08:46:39 INFO VerifiableProperties: Verifying properties > 14/12/29 08:46:39 INFO VerifiableProperties: Property client.id is > overridden to c1 > 14/12/29 08:46:39 INFO VerifiableProperties: Property metadata.broker.list > is overridden to ip-10-0-1-232.us-west-1.compute.internal:9092 > 14/12/29 08:46:39 INFO VerifiableProperties: Property request.timeout.ms > is overridden to 30000 > 14/12/29 08:46:39 INFO ClientUtils$: Fetching metadata from broker > id:0,host:ip-10-0-1-232.us-west-1.compute.internal,port:9092 with > correlation id 0 for 1 topic(s) Set(test) > 14/12/29 08:46:39 INFO SyncProducer: Connected to > ip-10-0-1-232.us-west-1.compute.internal:9092 for producing > 14/12/29 08:46:39 INFO SyncProducer: Disconnecting from > ip-10-0-1-232.us-west-1.compute.internal:9092 > 14/12/29 08:46:39 INFO ConsumerFetcherThread: > [ConsumerFetcherThread-c1_ip-10-0-1-230.us-west-1.compute.internal-1419860798806-c33be471-0-0], > Starting > 14/12/29 08:46:39 INFO ConsumerFetcherManager: > [ConsumerFetcherManager-1419860798873] Added fetcher for partitions > ArrayBuffer([[test,0], initOffset 221 to broker > id:0,host:ip-10-0-1-232.us-west-1.compute.internal,port:9092] ) > > > Suhas Shekar > > University of California, Los Angeles > B.A. Economics, Specialization in Computing 2014 > > On Mon, Dec 29, 2014 at 12:43 AM, Akhil Das <ak...@sigmoidanalytics.com> > wrote: > >> Now, Add these lines to get ride of those logs >> >> import org.apache.log4j.Logger >> import org.apache.log4j.Level >> >> Logger.getLogger("org").setLevel(Level.OFF) >> Logger.getLogger("akka").setLevel(Level.OFF) >> >> >> Thanks >> Best Regards >> >> On Mon, Dec 29, 2014 at 2:09 PM, Suhas Shekar <suhsheka...@gmail.com> >> wrote: >> >>> Hmmm..soo I added 10000 (10,000) to jssc.awaitTermination , however it >>> does not stop. When I am not pushing in any data it gives me this: >>> >>> 14/12/29 08:35:12 INFO ReceiverTracker: Stream 0 received 0 blocks >>> 14/12/29 08:35:12 INFO JobScheduler: Added jobs for time 1419860112000 ms >>> 14/12/29 08:35:14 INFO ReceiverTracker: Stream 0 received 0 blocks >>> 14/12/29 08:35:14 INFO JobScheduler: Added jobs for time 1419860114000 ms >>> 14/12/29 08:35:16 INFO ReceiverTracker: Stream 0 received 0 blocks >>> >>> When I am pushing in data it does this: >>> >>> 14/12/29 08:35:08 WARN BlockManager: Block input-0-1419860108200 already >>> exists on this machine; not re-adding it >>> 14/12/29 08:35:08 INFO BlockGenerator: Pushed block input-0-1419860108200 >>> 14/12/29 08:35:09 INFO MemoryStore: ensureFreeSpace(80) called with >>> curMem=6515, maxMem=277842493 >>> 14/12/29 08:35:09 INFO MemoryStore: Block input-0-1419860109200 stored >>> as bytes in memory (estimated size 80.0 B, free 265.0 MB) >>> 14/12/29 08:35:09 INFO BlockManagerInfo: Added input-0-1419860109200 in >>> memory on ip-10-0-1-230.us-west-1.compute.internal:48171 (size: 80.0 B, >>> free: 265.0 MB) >>> 14/12/29 08:35:09 INFO BlockManagerMaster: Updated info of block >>> input-0-1419860109200 >>> 14/12/29 08:35:09 WARN BlockManager: Block input-0-1419860109200 already >>> exists on this machine; not re-adding it >>> 14/12/29 08:35:09 INFO BlockGenerator: Pushed block input-0-1419860109200 >>> 14/12/29 08:35:10 INFO ReceiverTracker: Stream 0 received 2 blocks >>> >>> I know I am close as everytime I enter a message in my kafka producer, >>> the console reacts as I showed above...do I have to place the >>> awaitTermination somewhere else? Or Is the warning saying there is an >>> underlying problem? >>> >>> Thank you for the help...hopefully I am as close as I think I am! >>> >>> >>> >>> Suhas Shekar >>> >>> University of California, Los Angeles >>> B.A. Economics, Specialization in Computing 2014 >>> >>> On Mon, Dec 29, 2014 at 12:28 AM, Akhil Das <ak...@sigmoidanalytics.com> >>> wrote: >>> >>>> If you want to stop the streaming after 10 seconds, then use >>>> ssc.awaitTermination(10000). Make sure you push some data to kafka for the >>>> streaming to consume within the 10 seconds. >>>> >>>> Thanks >>>> Best Regards >>>> >>>> On Mon, Dec 29, 2014 at 1:53 PM, Suhas Shekar <suhsheka...@gmail.com> >>>> wrote: >>>> >>>>> I'm very close! So I added that and then I added this: >>>>> http://mvnrepository.com/artifact/org.apache.kafka/kafka-clients/0.8.2-beta >>>>> >>>>> and it seems as though the stream is working as it says Stream 0 >>>>> received 1 or 2 blocks as I enter in messages on my kafka producer. >>>>> However, the Receiver seems to keep trying every 2 seconds (as I've >>>>> included 2000 in my duration in my java app). How can I stop the Receiver >>>>> from consuming messages after 10 seconds and output the word count to the >>>>> console? >>>>> >>>>> Thanks a lot for all the help! I'm excited to see this word count :) >>>>> >>>>> Suhas Shekar >>>>> >>>>> University of California, Los Angeles >>>>> B.A. Economics, Specialization in Computing 2014 >>>>> >>>>> On Mon, Dec 29, 2014 at 12:04 AM, Akhil Das < >>>>> ak...@sigmoidanalytics.com> wrote: >>>>> >>>>>> Add this jar in the dependency >>>>>> http://mvnrepository.com/artifact/com.yammer.metrics/metrics-core/2.2.0 >>>>>> >>>>>> Thanks >>>>>> Best Regards >>>>>> >>>>>> On Mon, Dec 29, 2014 at 1:31 PM, Suhas Shekar <suhsheka...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Hello Akhil, >>>>>>> >>>>>>> I chanced my Kafka dependency to 2.10 (which is the version of kafka >>>>>>> that was on 10.0.1.232). I am getting a slightly different error, but at >>>>>>> the same place as the previous error (pasted below). >>>>>>> >>>>>>> FYI, when I make these changes to the pom file, I do "mvn clean >>>>>>> package" then cp the new jar files from the repository to my lib of jar >>>>>>> files which is a argument in my spark-submit script which is in my >>>>>>> original >>>>>>> post. >>>>>>> >>>>>>> Thanks again for the time and help...much appreciated. >>>>>>> >>>>>>> >>>>>>> 14/12/29 07:56:00 INFO ReceiverSupervisorImpl: Starting receiver >>>>>>> 14/12/29 07:56:00 INFO KafkaReceiver: Starting Kafka Consumer Stream >>>>>>> with group: c1 >>>>>>> 14/12/29 07:56:00 INFO KafkaReceiver: Connecting to Zookeeper: >>>>>>> 10.0.1.232:2181 >>>>>>> 14/12/29 07:56:00 INFO BlockGenerator: Started block pushing thread >>>>>>> 14/12/29 07:56:00 INFO VerifiableProperties: Verifying properties >>>>>>> 14/12/29 07:56:00 INFO VerifiableProperties: Property group.id is >>>>>>> overridden to c1 >>>>>>> 14/12/29 07:56:00 INFO VerifiableProperties: Property >>>>>>> zookeeper.connect is overridden to 10.0.1.232:2181 >>>>>>> 14/12/29 07:56:00 INFO VerifiableProperties: Property >>>>>>> zookeeper.connection.timeout.ms is overridden to 10000 >>>>>>> 14/12/29 07:56:00 INFO ReceiverSupervisorImpl: Stopping receiver >>>>>>> with message: Error starting receiver 0: java.lang.NoClassDefFoundError: >>>>>>> com/yammer/metrics/Metrics >>>>>>> 14/12/29 07:56:00 INFO ReceiverSupervisorImpl: Called receiver onStop >>>>>>> 14/12/29 07:56:00 INFO ReceiverSupervisorImpl: Deregistering >>>>>>> receiver 0 >>>>>>> 14/12/29 07:56:00 ERROR ReceiverTracker: Deregistered receiver for >>>>>>> stream 0: Error starting receiver 0 - java.lang.NoClassDefFoundError: >>>>>>> com/yammer/metrics/Metrics >>>>>>> at >>>>>>> kafka.metrics.KafkaMetricsGroup$class.newMeter(KafkaMetricsGroup.scala:51) >>>>>>> at >>>>>>> kafka.consumer.ZookeeperConsumerConnector.newMeter(ZookeeperConsumerConnector.scala:83) >>>>>>> at >>>>>>> kafka.consumer.ZookeeperConsumerConnector.<init>(ZookeeperConsumerConnector.scala:107) >>>>>>> at >>>>>>> kafka.consumer.ZookeeperConsumerConnector.<init>(ZookeeperConsumerConnector.scala:142) >>>>>>> at >>>>>>> kafka.consumer.Consumer$.create(ConsumerConnector.scala:89) >>>>>>> at >>>>>>> org.apache.spark.streaming.kafka.KafkaReceiver.onStart(KafkaInputDStream.scala:97) >>>>>>> at >>>>>>> org.apache.spark.streaming.receiver.ReceiverSupervisor.startReceiver(ReceiverSupervisor.scala:121) >>>>>>> at >>>>>>> org.apache.spark.streaming.receiver.ReceiverSupervisor.start(ReceiverSupervisor.scala:106) >>>>>>> at >>>>>>> org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:264) >>>>>>> at >>>>>>> org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:257) >>>>>>> at >>>>>>> org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) >>>>>>> at >>>>>>> org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) >>>>>>> at >>>>>>> org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:62) >>>>>>> at org.apache.spark.scheduler.Task.run(Task.scala:54) >>>>>>> at >>>>>>> org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:180) >>>>>>> at >>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) >>>>>>> at >>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) >>>>>>> at java.lang.Thread.run(Thread.java:722) >>>>>>> Caused by: java.lang.ClassNotFoundException: >>>>>>> com.yammer.metrics.Metrics >>>>>>> at java.net.URLClassLoader$1.run(URLClassLoader.java:366) >>>>>>> at java.net.URLClassLoader$1.run(URLClassLoader.java:355) >>>>>>> at java.security.AccessController.doPrivileged(Native Method) >>>>>>> at java.net.URLClassLoader.findClass(URLClassLoader.java:354) >>>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:423) >>>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:356) >>>>>>> ... 18 more >>>>>>> >>>>>>> >>>>>>> Suhas Shekar >>>>>>> >>>>>>> University of California, Los Angeles >>>>>>> B.A. Economics, Specialization in Computing 2014 >>>>>>> >>>>>>> On Sun, Dec 28, 2014 at 11:52 PM, Suhas Shekar < >>>>>>> suhsheka...@gmail.com> wrote: >>>>>>> >>>>>>>> I made both versions 1.1.1 and I got the same error. I then tried >>>>>>>> making both 1.1.0 as that is the version of my Spark Core, but I got >>>>>>>> the >>>>>>>> same error. >>>>>>>> >>>>>>>> I noticed my Kafka dependency is for scala 2.9.2, while my spark >>>>>>>> streaming kafka dependency is 2.10.x...I will try changing that next, >>>>>>>> but >>>>>>>> don't think that will solve the error as I dont think the application >>>>>>>> had >>>>>>>> got to level yet. >>>>>>>> >>>>>>>> Please let me know of any possible next steps. >>>>>>>> >>>>>>>> Thank you again for the time and the help! >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> Suhas Shekar >>>>>>>> >>>>>>>> University of California, Los Angeles >>>>>>>> B.A. Economics, Specialization in Computing 2014 >>>>>>>> >>>>>>>> On Sun, Dec 28, 2014 at 11:31 PM, Akhil Das < >>>>>>>> ak...@sigmoidanalytics.com> wrote: >>>>>>>> >>>>>>>>> Just looked at the pom file that you are using, why are you having >>>>>>>>> different versions in it? >>>>>>>>> >>>>>>>>> <dependency> >>>>>>>>> <groupId>org.apache.spark</groupId> >>>>>>>>> <artifactId>spark-streaming-kafka_2.10</artifactId> >>>>>>>>> <version>*1.1.1*</version> >>>>>>>>> </dependency> >>>>>>>>> <dependency> >>>>>>>>> <groupId>org.apache.spark</groupId> >>>>>>>>> <artifactId>spark-streaming_2.10</artifactId> >>>>>>>>> <version>*1.0.2*</version> >>>>>>>>> </dependency> >>>>>>>>> >>>>>>>>> can you make both the versions the same? >>>>>>>>> >>>>>>>>> >>>>>>>>> Thanks >>>>>>>>> Best Regards >>>>>>>>> >>>>>>>>> On Mon, Dec 29, 2014 at 12:44 PM, Suhas Shekar < >>>>>>>>> suhsheka...@gmail.com> wrote: >>>>>>>>> >>>>>>>>>> 1) Could you please clarify on what you mean by checking the >>>>>>>>>> Scala version is correct? In my pom.xml file it is 2.10.4 (which is >>>>>>>>>> the >>>>>>>>>> same as when I start spark-shell). >>>>>>>>>> >>>>>>>>>> 2) The spark master URL is definitely correct as I have run other >>>>>>>>>> apps with the same script that use Spark (like a word count with a >>>>>>>>>> local >>>>>>>>>> file) >>>>>>>>>> >>>>>>>>>> Thank you for the help! >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Suhas Shekar >>>>>>>>>> >>>>>>>>>> University of California, Los Angeles >>>>>>>>>> B.A. Economics, Specialization in Computing 2014 >>>>>>>>>> >>>>>>>>>> On Sun, Dec 28, 2014 at 11:04 PM, Akhil Das < >>>>>>>>>> ak...@sigmoidanalytics.com> wrote: >>>>>>>>>> >>>>>>>>>>> Make sure you verify the following: >>>>>>>>>>> >>>>>>>>>>> - Scala version : I think the correct version would be 2.10.x >>>>>>>>>>> - SparkMasterURL: Be sure that you copied the one displayed on >>>>>>>>>>> the webui's top left corner (running on port 8080) >>>>>>>>>>> >>>>>>>>>>> Thanks >>>>>>>>>>> Best Regards >>>>>>>>>>> >>>>>>>>>>> On Mon, Dec 29, 2014 at 12:26 PM, suhshekar52 < >>>>>>>>>>> suhsheka...@gmail.com> wrote: >>>>>>>>>>> >>>>>>>>>>>> Hello Everyone, >>>>>>>>>>>> >>>>>>>>>>>> Thank you for the time and the help :). >>>>>>>>>>>> >>>>>>>>>>>> My goal here is to get this program working: >>>>>>>>>>>> >>>>>>>>>>>> https://github.com/apache/spark/blob/master/examples/scala-2.10/src/main/java/org/apache/spark/examples/streaming/JavaKafkaWordCount.java >>>>>>>>>>>> >>>>>>>>>>>> The only lines I do not have from the example are lines 62-67. >>>>>>>>>>>> pom.xml >>>>>>>>>>>> < >>>>>>>>>>>> http://apache-spark-user-list.1001560.n3.nabble.com/file/n20879/pom.xml >>>>>>>>>>>> > >>>>>>>>>>>> >>>>>>>>>>>> Background: Have ec2 instances running. The standalone spark is >>>>>>>>>>>> running on >>>>>>>>>>>> top of Cloudera Manager 5.2. >>>>>>>>>>>> >>>>>>>>>>>> Pom file is attached and the same for both clusters. >>>>>>>>>>>> pom.xml >>>>>>>>>>>> < >>>>>>>>>>>> http://apache-spark-user-list.1001560.n3.nabble.com/file/n20879/pom.xml >>>>>>>>>>>> > >>>>>>>>>>>> >>>>>>>>>>>> Here are a few different approaches I have taken and the issues >>>>>>>>>>>> I run into: >>>>>>>>>>>> >>>>>>>>>>>> *Standalone Mode* >>>>>>>>>>>> >>>>>>>>>>>> 1) Use spark-submit script to run: >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> /opt/cloudera/parcels/CDH-5.2.1-1.cdh5.2.1.p0.12/lib/spark/bin/spark-submit >>>>>>>>>>>> --class SimpleApp --master spark://10.0.1.230:7077 --jars >>>>>>>>>>>> $(echo >>>>>>>>>>>> /home/ec2-user/sparkApps/SimpleApp/lib/*.jar | tr ' ' ',') >>>>>>>>>>>> /home/ec2-user/sparkApps/SimpleApp/target/simple-project-1.0.jar >>>>>>>>>>>> >>>>>>>>>>>> Interesting...I was getting an error like this: Initial job has >>>>>>>>>>>> not accepted >>>>>>>>>>>> any resources; check your cluster UI >>>>>>>>>>>> >>>>>>>>>>>> Now, when I run, it prints out the 3 Hello world statements in >>>>>>>>>>>> my code: >>>>>>>>>>>> KafkaJavaConsumer.txt >>>>>>>>>>>> < >>>>>>>>>>>> http://apache-spark-user-list.1001560.n3.nabble.com/file/n20879/KafkaJavaConsumer.txt >>>>>>>>>>>> > >>>>>>>>>>>> >>>>>>>>>>>> and then it seems to try to start the Kafka Stream, but fails: >>>>>>>>>>>> >>>>>>>>>>>> 14/12/29 05:58:05 INFO KafkaReceiver: Starting Kafka Consumer >>>>>>>>>>>> Stream with >>>>>>>>>>>> group: c1 >>>>>>>>>>>> 14/12/29 05:58:05 INFO ReceiverTracker: Registered receiver for >>>>>>>>>>>> stream 0 >>>>>>>>>>>> from akka://sparkDriver >>>>>>>>>>>> 14/12/29 05:58:05 INFO KafkaReceiver: Connecting to Zookeeper: >>>>>>>>>>>> 10.0.1.232:2181 >>>>>>>>>>>> 14/12/29 05:58:05 INFO BlockGenerator: Started block pushing >>>>>>>>>>>> thread >>>>>>>>>>>> 14/12/29 05:58:05 INFO ReceiverSupervisorImpl: Stopping >>>>>>>>>>>> receiver with >>>>>>>>>>>> message: Error starting receiver 0: >>>>>>>>>>>> java.lang.NoClassDefFoundError: >>>>>>>>>>>> scala/reflect/ClassManifest >>>>>>>>>>>> 14/12/29 05:58:05 INFO ReceiverSupervisorImpl: Called receiver >>>>>>>>>>>> onStop >>>>>>>>>>>> 14/12/29 05:58:05 INFO ReceiverSupervisorImpl: Deregistering >>>>>>>>>>>> receiver 0 >>>>>>>>>>>> ^C14/12/29 05:58:05 ERROR ReceiverTracker: Deregistered >>>>>>>>>>>> receiver for stream >>>>>>>>>>>> 0: Error starting receiver 0 - java.lang.NoClassDefFoundError: >>>>>>>>>>>> scala/reflect/ClassManifest >>>>>>>>>>>> at >>>>>>>>>>>> kafka.utils.Log4jController$.<init>(Log4jController.scala:29) >>>>>>>>>>>> at >>>>>>>>>>>> kafka.utils.Log4jController$.<clinit>(Log4jController.scala) >>>>>>>>>>>> at kafka.utils.Logging$class.$init$(Logging.scala:29) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> kafka.utils.VerifiableProperties.<init>(VerifiableProperties.scala:26) >>>>>>>>>>>> at >>>>>>>>>>>> kafka.consumer.ConsumerConfig.<init>(ConsumerConfig.scala:94) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.streaming.kafka.KafkaReceiver.onStart(KafkaInputDStream.scala:96) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.streaming.receiver.ReceiverSupervisor.startReceiver(ReceiverSupervisor.scala:121) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.streaming.receiver.ReceiverSupervisor.start(ReceiverSupervisor.scala:106) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:264) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:257) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:62) >>>>>>>>>>>> at org.apache.spark.scheduler.Task.run(Task.scala:54) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:180) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) >>>>>>>>>>>> at >>>>>>>>>>>> >>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) >>>>>>>>>>>> at java.lang.Thread.run(Thread.java:722) >>>>>>>>>>>> Caused by: java.lang.ClassNotFoundException: >>>>>>>>>>>> scala.reflect.ClassManifest >>>>>>>>>>>> at >>>>>>>>>>>> java.net.URLClassLoader$1.run(URLClassLoader.java:366) >>>>>>>>>>>> at >>>>>>>>>>>> java.net.URLClassLoader$1.run(URLClassLoader.java:355) >>>>>>>>>>>> at java.security.AccessController.doPrivileged(Native >>>>>>>>>>>> Method) >>>>>>>>>>>> at >>>>>>>>>>>> java.net.URLClassLoader.findClass(URLClassLoader.java:354) >>>>>>>>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:423) >>>>>>>>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:356) >>>>>>>>>>>> ... 18 more >>>>>>>>>>>> >>>>>>>>>>>> 14/12/29 05:58:05 INFO ReceiverSupervisorImpl: Stopped receiver >>>>>>>>>>>> 0 >>>>>>>>>>>> 14/12/29 05:58:05 INFO BlockGenerator: Stopping BlockGenerator >>>>>>>>>>>> >>>>>>>>>>>> I ran into a couple other Class not found errors, and was able >>>>>>>>>>>> to solve them >>>>>>>>>>>> by adding dependencies on the pom file, but have not found such >>>>>>>>>>>> a solution >>>>>>>>>>>> to this error. >>>>>>>>>>>> >>>>>>>>>>>> On the Kafka side of things, I am simply typing in messages as >>>>>>>>>>>> soon as I >>>>>>>>>>>> start the Java app on another console. Is this okay? >>>>>>>>>>>> >>>>>>>>>>>> I have not set up an advertised host on the kafka side as I was >>>>>>>>>>>> able to >>>>>>>>>>>> still receive messages from other consoles by setting up a >>>>>>>>>>>> consumer to >>>>>>>>>>>> listen to the private ip:port. Is this okay? >>>>>>>>>>>> >>>>>>>>>>>> Lastly, is there command, like --from-beginning for a consumer >>>>>>>>>>>> in the java >>>>>>>>>>>> application to get messages from the beginning? >>>>>>>>>>>> >>>>>>>>>>>> Thanks a lot for the help and happy holidays! >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> -- >>>>>>>>>>>> View this message in context: >>>>>>>>>>>> http://apache-spark-user-list.1001560.n3.nabble.com/Setting-up-Simple-Kafka-Consumer-via-Spark-Java-app-tp20879.html >>>>>>>>>>>> Sent from the Apache Spark User List mailing list archive at >>>>>>>>>>>> Nabble.com. >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> --------------------------------------------------------------------- >>>>>>>>>>>> To unsubscribe, e-mail: user-unsubscr...@spark.apache.org >>>>>>>>>>>> For additional commands, e-mail: user-h...@spark.apache.org >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >