Thanks @Amit. I tried the parameters mentioned, seems the core setting is '--batchIntervalMillis'. I can run the simple KafkaInKafkaOut job with value >= 3000 only, no matter value for --maxRecordsPerBatch, or --sparkMaster=local[2] / --sparkMaster=local[*].
Here's the kafka consumer configuration, not sure why >=3000ms works. > 17/01/20 13:27:54 INFO ConsumerConfig: ConsumerConfig values: > metric.reporters = [] > metadata.max.age.ms = 300000 > partition.assignment.strategy = > [org.apache.kafka.clients.consumer.RangeAssignor] > reconnect.backoff.ms = 50 > sasl.kerberos.ticket.renew.window.factor = 0.8 > max.partition.fetch.bytes = 1048576 > bootstrap.servers = [***:9092] > ssl.keystore.type = JKS > enable.auto.commit = false > sasl.mechanism = GSSAPI > interceptor.classes = null > exclude.internal.topics = true > ssl.truststore.password = null > client.id = consumer-6 > ssl.endpoint.identification.algorithm = null > max.poll.records = 2147483647 > check.crcs = true > request.timeout.ms = 40000 > heartbeat.interval.ms = 3000 > auto.commit.interval.ms = 5000 > receive.buffer.bytes = 524288 > sasl.login.class = null > ssl.truststore.type = JKS > ssl.truststore.location = null > ssl.keystore.password = null > fetch.min.bytes = 1 > send.buffer.bytes = 131072 > value.deserializer = class > org.apache.kafka.common.serialization.ByteArrayDeserializer > group.id = Reader-0_offset_consumer_676510629_none > retry.backoff.ms = 100 > sasl.kerberos.kinit.cmd = /usr/bin/kinit > sasl.kerberos.service.name = null > sasl.kerberos.ticket.renew.jitter = 0.05 > ssl.trustmanager.algorithm = PKIX > ssl.key.password = null > fetch.max.wait.ms = 500 > sasl.kerberos.min.time.before.relogin = 60000 > connections.max.idle.ms = 540000 > session.timeout.ms = 30000 > metrics.num.samples = 2 > key.deserializer = class > org.apache.kafka.common.serialization.ByteArrayDeserializer > ssl.protocol = TLS > ssl.provider = null > ssl.enabled.protocols = [TLSv1.2, TLSv1.1, TLSv1] > ssl.keystore.location = null > ssl.cipher.suites = null > security.protocol = PLAINTEXT > ssl.keymanager.algorithm = SunX509 > metrics.sample.window.ms = 30000 > sasl.callback.handler.class = null > auto.offset.reset = latest > On Fri, Jan 20, 2017 at 12:19 PM, Amit Sela <amitsel...@gmail.com> wrote: > Beam streaming pipelines over the spark runner are still experimental so > there's nothing official, but at PayPal we're running a version which is > very similar to the Apache branch, especially if your only executing > Kafka-in-Kafka-out pipeline. > > From my experience with Spark, this usually means that something caused > Spark to stop, and in case there was no clear exception failing the job it > might indicate insufficient resources. > > Have you tried setting the option: "--sparkMaster local[*]" which will use > the number of threads (spark believes) your machine can provide instead of > the default 4 set in SparkPipelineOptions. > If resources are indeed the problem you could also try increasing the > batch interval (--batchIntervalMillis) (default: 1000) and even bounding > the records read in each microbatch ("--maxRecordsPerBatch") (default: -1). > > On Fri, Jan 20, 2017 at 10:08 PM Xu Mingmin <mmxu1...@gmail.com> wrote: > >> it's running in local-mode for test now. I tried with 0.5.0-SNAPSHOT, >> with the same error: >> >> 17/01/20 12:01:30 ERROR LiveListenerBus: SparkListenerBus has already >> stopped! Dropping event >> SparkListenerBlockUpdated(BlockUpdatedInfo(BlockManagerId(driver, >> localhost, 59305),rdd_30_0,StorageLevel(false, true, false, true, >> 1),11616,0,0)) >> 17/01/20 12:01:30 INFO BlockManagerInfo: Added rdd_31_0 in memory on >> localhost:59305 (size: 1340.0 B, free: 1124.5 MB) >> 17/01/20 12:01:30 ERROR LiveListenerBus: SparkListenerBus has already >> stopped! Dropping event >> SparkListenerBlockUpdated(BlockUpdatedInfo(BlockManagerId(driver, >> localhost, 59305),rdd_31_0,StorageLevel(false, true, false, false, >> 1),1340,0,0)) >> 17/01/20 12:01:30 INFO Executor: Finished task 0.0 in stage 15.0 (TID >> 19). 2956 bytes result sent to driver >> 17/01/20 12:01:30 INFO DAGScheduler: ResultStage 15 (DStream at >> SparkUnboundedSource.java:154) failed in 0.564 s >> 17/01/20 12:01:30 ERROR LiveListenerBus: SparkListenerBus has already >> stopped! Dropping event SparkListenerStageCompleted( >> org.apache.spark.scheduler.StageInfo@43f0ada9) >> 17/01/20 12:01:30 ERROR LiveListenerBus: SparkListenerBus has already >> stopped! Dropping event SparkListenerJobEnd(3, >> 1484942490827,JobFailed(org.apache.spark.SparkException: Job 3 cancelled >> because SparkContext was shut down)) >> >> >> Btw, is there a runnable example for Spark streaming so I can refer to? >> >> Thanks! >> Mingmin >> >> On Fri, Jan 20, 2017 at 11:45 AM, Amit Sela <amitsel...@gmail.com> wrote: >> >> The WakeupException is being logged and not thrown (it is OK since the >> reader was closed due to end-of-microbatch), so I wonder what causes "ERROR >> StreamingListenerBus: StreamingListenerBus has already stopped". >> >> Are you running in local-mode ("local[*]") ? or over YARN ? >> Any specific options you're using ? >> Would you mind trying the Beam Snapshot ? 0.5.0-SNAPSHOT >> >> Amit. >> >> On Fri, Jan 20, 2017 at 9:20 PM Xu Mingmin <mmxu1...@gmail.com> wrote: >> >> Hello all, >> >> I'm working on a streaming POC project, which is written with Beam API, >> and run on both FlinkRunner and SparkRunner. It works good on Flink, >> however I cannot run it on SparkRunner. >> >> Currently I run it locally, and get this exception: >> >> 17/01/20 11:13:49 WARN KafkaIO: Reader-0: exception while fetching latest >> offsets. ignored. >> org.apache.kafka.common.errors.WakeupException >> at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient. >> maybeTriggerWakeup(ConsumerNetworkClient.java:404) >> at org.apache.kafka.clients.consumer.internals. >> ConsumerNetworkClient.poll(ConsumerNetworkClient.java:245) >> at org.apache.kafka.clients.consumer.internals. >> ConsumerNetworkClient.poll(ConsumerNetworkClient.java:209) >> at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient. >> awaitMetadataUpdate(ConsumerNetworkClient.java:148) >> at org.apache.kafka.clients.consumer.internals.Fetcher. >> getOffsetsByTimes(Fetcher.java:374) >> at org.apache.kafka.clients.consumer.internals.Fetcher. >> resetOffset(Fetcher.java:341) >> at org.apache.kafka.clients.consumer.internals.Fetcher. >> resetOffsetsIfNeeded(Fetcher.java:197) >> at org.apache.kafka.clients.consumer.KafkaConsumer. >> updateFetchPositions(KafkaConsumer.java:1524) >> at org.apache.kafka.clients.consumer.KafkaConsumer. >> position(KafkaConsumer.java:1242) >> at com.ebay.dss.beam.common.kafka.KafkaIO$UnboundedKafkaReader. >> updateLatestOffsets(KafkaIO.java:1059) >> at com.ebay.dss.beam.common.kafka.KafkaIO$ >> UnboundedKafkaReader.access$3(KafkaIO.java:1055) >> at com.ebay.dss.beam.common.kafka.KafkaIO$UnboundedKafkaReader$3.run( >> KafkaIO.java:966) >> at java.util.concurrent.Executors$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$Worker.run( >> ThreadPoolExecutor.java:617) >> at java.lang.Thread.run(Thread.java:745) >> >> 17/01/20 11:13:50 ERROR StreamingListenerBus: StreamingListenerBus has >> already stopped! Dropping event StreamingListenerOutputOperati >> onCompleted(OutputOperationInfo(1484939618000 ms,0,foreachRDD at >> UnboundedDataset.java:102,org.apache.spark.streaming.api. >> java.AbstractJavaDStreamLike.foreachRDD(JavaDStreamLike.scala:42) >> org.apache.beam.runners.spark.translation.streaming. >> UnboundedDataset.action(UnboundedDataset.java:102) >> org.apache.beam.runners.spark.translation.EvaluationContext. >> computeOutputs(EvaluationContext.java:164) >> org.apache.beam.runners.spark.translation.streaming. >> SparkRunnerStreamingContextFactory.create(SparkRunnerStreamingContextFac >> tory.java:78) >> org.apache.spark.streaming.api.java.JavaStreamingContext$ >> $anonfun$7.apply(JavaStreamingContext.scala:706) >> org.apache.spark.streaming.api.java.JavaStreamingContext$ >> $anonfun$7.apply(JavaStreamingContext.scala:705) >> scala.Option.getOrElse(Option.scala:120) >> org.apache.spark.streaming.StreamingContext$.getOrCreate( >> StreamingContext.scala:864) >> org.apache.spark.streaming.api.java.JavaStreamingContext$.getOrCreate( >> JavaStreamingContext.scala:705) >> org.apache.spark.streaming.api.java.JavaStreamingContext.getOrCreate( >> JavaStreamingContext.scala) >> org.apache.beam.runners.spark.SparkRunner.run(SparkRunner.java:159) >> org.apache.beam.runners.spark.SparkRunner.run(SparkRunner.java:81) >> org.apache.beam.sdk.Pipeline.run(Pipeline.java:176) >> com.ebay.dss.beam.spark.streaming.KafkaInKafkaOut. >> main(KafkaInKafkaOut.java:132),Some(1484939629500),Some( >> 1484939630152),None)) >> >> >> Here's my code: >> >> SparkPipelineOptions options = PipelineOptionsFactory. >> fromArgs(args).withValidation() >> .as(SparkPipelineOptions.class);// PipelineOptionsFactory.create( >> ); >> >> options.setRunner(SparkRunner.class); >> options.setStreaming(true); >> >> Pipeline pipeline = Pipeline.create(options); >> >> PCollection<String> inStream = pipeline.apply("source", >> KafkaIO.read().withBootstrapServers(KAFKA_ >> BROKER_IN).withTopics(Arrays.asList(KAFKA_IN_TOPIC)) >> .withKeyCoder(ByteArrayCoder.of()) >> .withValueCoder(StringUtf8Coder.of()) >> // .withMaxNumRecords(5) >> .withoutMetadata() >> )... >> >> >> Environment: >> >> Apache-Beam : 0.4.0 >> Kafka: 0.9/0.10 (test both) >> Spark: 1.6.3 >> >> >> I can run it by adding withMaxNumRecords(), however it's batch-onetime >> then. >> >> Any suggestion? >> >> Thanks! >> Mingmin >> >> >>