Hi Simone,

If you don't want to wait, you could also revert these commits and rebuild:

git revert 5b9872492394026f3e6ac31b9937141ebedb1481
git revert 707606ac40dbbbd497fcbbb5442870fec5468bf3
git revert 003ce18efc0249fae874e56c3df6acf19f5f2429

This will remove the newly added metrics reporting features.

Cheers,
Max


On Wed, May 25, 2016 at 3:11 PM, Simone Robutti
<simone.robu...@radicalbit.io> wrote:
> Ok, I will wait then.
>
> Thank you.
>
> 2016-05-25 15:06 GMT+02:00 Stephan Ewen <se...@apache.org>:
>
>> Hi!
>>
>> This can be an issue in the latest master (because the test infrastructure
>> was broken, it was not detected)
>> https://issues.apache.org/jira/browse/FLINK-3962
>>
>> Will be fixed soon.
>>
>> Stephan
>>
>>
>> On Wed, May 25, 2016 at 2:22 PM, Simone Robutti <
>> simone.robu...@radicalbit.io> wrote:
>>
>> > Running a job I encounter the following error that leads the job to
>> failure
>> > in the end.
>> >
>> > 14:09:34,722 ERROR org.apache.flink.metrics.reporter.JMXReporter
>> >       - A metric with the name
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numBytesIn
>> > was already registered.
>> > javax.management.InstanceAlreadyExistsException:
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numBytesIn
>> > at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324)
>> > at
>> >
>> >
>> com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
>> > at
>> >
>> >
>> org.apache.flink.metrics.reporter.JMXReporter.notifyOfAddedMetric(JMXReporter.java:76)
>> > at
>> > org.apache.flink.metrics.MetricRegistry.register(MetricRegistry.java:177)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.addMetric(AbstractMetricGroup.java:191)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.counter(AbstractMetricGroup.java:144)
>> > at
>> >
>> org.apache.flink.metrics.groups.IOMetricGroup.<init>(IOMetricGroup.java:40)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskMetricGroup.<init>(TaskMetricGroup.java:68)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.JobMetricGroup.addTask(JobMetricGroup.java:74)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskManagerMetricGroup.addTaskForJob(TaskManagerMetricGroup.java:86)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.submitTask(TaskManager.scala:1092)
>> > at org.apache.flink.runtime.taskmanager.TaskManager.org
>> >
>> >
>> $apache$flink$runtime$taskmanager$TaskManager$$handleTaskMessage(TaskManager.scala:441)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager$$anonfun$handleMessage$1.applyOrElse(TaskManager.scala:283)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LeaderSessionMessageFilter$$anonfun$receive$1.applyOrElse(LeaderSessionMessageFilter.scala:36)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:33)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:28)
>> > at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:118)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LogMessages$$anon$1.applyOrElse(LogMessages.scala:28)
>> > at akka.actor.Actor$class.aroundReceive(Actor.scala:465)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.aroundReceive(TaskManager.scala:124)
>> > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
>> > at akka.actor.ActorCell.invoke(ActorCell.scala:487)
>> > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:254)
>> > at akka.dispatch.Mailbox.run(Mailbox.scala:221)
>> > at akka.dispatch.Mailbox.exec(Mailbox.scala:231)
>> > at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
>> > at
>> scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
>> > 14:09:34,728 ERROR org.apache.flink.metrics.reporter.JMXReporter
>> >       - A metric with the name
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numBytesOut
>> > was already registered.
>> > javax.management.InstanceAlreadyExistsException:
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numBytesOut
>> > at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324)
>> > at
>> >
>> >
>> com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
>> > at
>> >
>> >
>> org.apache.flink.metrics.reporter.JMXReporter.notifyOfAddedMetric(JMXReporter.java:76)
>> > at
>> > org.apache.flink.metrics.MetricRegistry.register(MetricRegistry.java:177)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.addMetric(AbstractMetricGroup.java:191)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.counter(AbstractMetricGroup.java:144)
>> > at
>> >
>> org.apache.flink.metrics.groups.IOMetricGroup.<init>(IOMetricGroup.java:41)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskMetricGroup.<init>(TaskMetricGroup.java:68)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.JobMetricGroup.addTask(JobMetricGroup.java:74)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskManagerMetricGroup.addTaskForJob(TaskManagerMetricGroup.java:86)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.submitTask(TaskManager.scala:1092)
>> > at org.apache.flink.runtime.taskmanager.TaskManager.org
>> >
>> >
>> $apache$flink$runtime$taskmanager$TaskManager$$handleTaskMessage(TaskManager.scala:441)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager$$anonfun$handleMessage$1.applyOrElse(TaskManager.scala:283)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LeaderSessionMessageFilter$$anonfun$receive$1.applyOrElse(LeaderSessionMessageFilter.scala:36)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:33)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:28)
>> > at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:118)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LogMessages$$anon$1.applyOrElse(LogMessages.scala:28)
>> > at akka.actor.Actor$class.aroundReceive(Actor.scala:465)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.aroundReceive(TaskManager.scala:124)
>> > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
>> > at akka.actor.ActorCell.invoke(ActorCell.scala:487)
>> > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:254)
>> > at akka.dispatch.Mailbox.run(Mailbox.scala:221)
>> > at akka.dispatch.Mailbox.exec(Mailbox.scala:231)
>> > at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
>> > at
>> scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
>> > 14:09:34,730 ERROR org.apache.flink.metrics.reporter.JMXReporter
>> >       - A metric with the name
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numRecordsIn
>> > was already registered.
>> > javax.management.InstanceAlreadyExistsException:
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numRecordsIn
>> > at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324)
>> > at
>> >
>> >
>> com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
>> > at
>> >
>> >
>> org.apache.flink.metrics.reporter.JMXReporter.notifyOfAddedMetric(JMXReporter.java:76)
>> > at
>> > org.apache.flink.metrics.MetricRegistry.register(MetricRegistry.java:177)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.addMetric(AbstractMetricGroup.java:191)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.counter(AbstractMetricGroup.java:144)
>> > at
>> >
>> org.apache.flink.metrics.groups.IOMetricGroup.<init>(IOMetricGroup.java:42)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskMetricGroup.<init>(TaskMetricGroup.java:68)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.JobMetricGroup.addTask(JobMetricGroup.java:74)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskManagerMetricGroup.addTaskForJob(TaskManagerMetricGroup.java:86)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.submitTask(TaskManager.scala:1092)
>> > at org.apache.flink.runtime.taskmanager.TaskManager.org
>> >
>> >
>> $apache$flink$runtime$taskmanager$TaskManager$$handleTaskMessage(TaskManager.scala:441)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager$$anonfun$handleMessage$1.applyOrElse(TaskManager.scala:283)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LeaderSessionMessageFilter$$anonfun$receive$1.applyOrElse(LeaderSessionMessageFilter.scala:36)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:33)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:28)
>> > at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:118)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LogMessages$$anon$1.applyOrElse(LogMessages.scala:28)
>> > at akka.actor.Actor$class.aroundReceive(Actor.scala:465)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.aroundReceive(TaskManager.scala:124)
>> > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
>> > at akka.actor.ActorCell.invoke(ActorCell.scala:487)
>> > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:254)
>> > at akka.dispatch.Mailbox.run(Mailbox.scala:221)
>> > at akka.dispatch.Mailbox.exec(Mailbox.scala:231)
>> > at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
>> > at
>> scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
>> > 14:09:34,732 ERROR org.apache.flink.metrics.reporter.JMXReporter
>> >       - A metric with the name
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numRecordsOut
>> > was already registered.
>> > javax.management.InstanceAlreadyExistsException:
>> >
>> >
>> org.apache.flink.metrics:key0=localhost,key1=taskmanager,key2=04a8fea67d01fbbdab5bba8c7e9a73d8,key3=Flink_Java_Job_at_Wed_May_25_14-09-14_CEST_2016,key4=<task_name>,name=numRecordsOut
>> > at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900)
>> > at
>> >
>> >
>> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324)
>> > at
>> >
>> >
>> com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
>> > at
>> >
>> >
>> org.apache.flink.metrics.reporter.JMXReporter.notifyOfAddedMetric(JMXReporter.java:76)
>> > at
>> > org.apache.flink.metrics.MetricRegistry.register(MetricRegistry.java:177)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.addMetric(AbstractMetricGroup.java:191)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.AbstractMetricGroup.counter(AbstractMetricGroup.java:144)
>> > at
>> >
>> org.apache.flink.metrics.groups.IOMetricGroup.<init>(IOMetricGroup.java:43)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskMetricGroup.<init>(TaskMetricGroup.java:68)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.JobMetricGroup.addTask(JobMetricGroup.java:74)
>> > at
>> >
>> >
>> org.apache.flink.metrics.groups.TaskManagerMetricGroup.addTaskForJob(TaskManagerMetricGroup.java:86)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.submitTask(TaskManager.scala:1092)
>> > at org.apache.flink.runtime.taskmanager.TaskManager.org
>> >
>> >
>> $apache$flink$runtime$taskmanager$TaskManager$$handleTaskMessage(TaskManager.scala:441)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager$$anonfun$handleMessage$1.applyOrElse(TaskManager.scala:283)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LeaderSessionMessageFilter$$anonfun$receive$1.applyOrElse(LeaderSessionMessageFilter.scala:36)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>> > at
>> >
>> >
>> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:33)
>> > at
>> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:28)
>> > at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:118)
>> > at
>> >
>> >
>> org.apache.flink.runtime.LogMessages$$anon$1.applyOrElse(LogMessages.scala:28)
>> > at akka.actor.Actor$class.aroundReceive(Actor.scala:465)
>> > at
>> >
>> >
>> org.apache.flink.runtime.taskmanager.TaskManager.aroundReceive(TaskManager.scala:124)
>> > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
>> > at akka.actor.ActorCell.invoke(ActorCell.scala:487)
>> > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:254)
>> > at akka.dispatch.Mailbox.run(Mailbox.scala:221)
>> > at akka.dispatch.Mailbox.exec(Mailbox.scala:231)
>> > at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
>> > at
>> scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
>> > at
>> >
>> >
>> scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
>> >
>> >
>> > Here is the interesting part of the source
>> >
>> > val distCOO=env.fromCollection(coo.toStream)
>> >     val distCOO2=env.fromCollection(coo.toStream)
>> >     val
>> > m1=DistributedRowMatrix.fromCOO(distCOO,numRows.toInt,numCols.toInt)
>> >     val
>> > m2=DistributedRowMatrix.fromCOO(distCOO2,numRows.toInt,numCols.toInt)
>> >
>> >
>> >
>> m1.toBlockMatrix(1000,1000).multiply(m2.toBlockMatrix(1000,1000)).toRowMatrix.getRowData.first(5).print()
>> >
>> >
>> > "coo" is a  Iterator[(Int, Int, Double)].
>> >
>> > Here you can find the implementation for the distributed matrix I'm
>> working
>> > on, if you need to follow the stacktrace:
>> >
>> >
>> https://github.com/radicalbit/flink/tree/Flink-1873-d/flink-libraries/flink-ml/src/main/scala/org/apache/flink/ml/math/distributed
>> >
>>

Reply via email to