Hi! Thanks a lot for reporting this. It turns out that this is a nasty bug: https://issues.apache.org/jira/browse/FLINK-7041.
Aljoscha is working on fixing it already. It’s definitely a critical bug, so we’ll try to include in the next bugfix release. Cheers, Gordon On 29 June 2017 at 7:05:09 PM, 周思华 (summerle...@163.com) wrote: I will keep the call to special my rocksdb option later, OptionFactory have already extended the java.io.Serializable interface and MRocksDBFactory implement from OptionFactory , so MRocksDBFactory should have the Serializability. Why this problem occur? At 2017-06-29 17:53:07, "Ted Yu" <yuzhih...@gmail.com> wrote: Since MRocksDBFactory doesn't add any option, it seems rocksDBBackEnd.setOptions() call can be skipped. If you choose to keep the call, please take a look at (OptionsFactory extends java.io.Serializable): https://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html On Thu, Jun 29, 2017 at 2:16 AM, 周思华 <summerle...@163.com> wrote: I use the follow code to set RocksDBStateBackend and it option, it can run correctly locally, but can't be submitted to cluster. Main.class: public static void main() { final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment(); RocksDBStateBackend rocksDBBackEnd = new RocksDBStateBackend("file:///Users/zsh/tmp/rocksdb"); rocksDBBackEnd.setPredefinedOptions(PredefinedOptions.DEFAULT); rocksDBBackEnd.setOptions(new MRocksDBFactory()); env.setStateBackend(rocksDBBackEnd); ............... env.execute(jobName); } MRocksDBFactory.class: public class MRocksDBFactory implements OptionsFactory { @Override public DBOptions createDBOptions(DBOptions currentOptions) { return currentOptions; } @Override public ColumnFamilyOptions createColumnOptions(ColumnFamilyOptions currentOptions) { return currentOptions; } } The exception info in jobmanager.log look like below: 2017-06-29 16:29:27,162 WARN akka.remote.ReliableDeliverySupervisor - Association with remote system [akka.tcp://flink@10.242.98.255:52638] has failed, address is now gated for [5000] ms. Reason: [gerryzhou.MRocksDBFactory] 2017-06-29 16:29:27,163 ERROR Remoting - gerryzhou.MRocksDBFactory java.lang.ClassNotFoundException: gerryzhou.MRocksDBFactory at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:348) at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:677) at akka.util.ClassLoaderObjectInputStream.resolveClass(ClassLoaderObjectInputStream.scala:19) at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1819) at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1713) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1986) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2231) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2155) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2013) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2231) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2155) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2013) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2231) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2155) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2013) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2231) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2155) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2013) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2231) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2155) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2013) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:422) at akka.serialization.JavaSerializer$$anonfun$1.apply(Serializer.scala:136) at scala.util.DynamicVariable.withValue(DynamicVariable.scala:58) at akka.serialization.JavaSerializer.fromBinary(Serializer.scala:136) at akka.serialization.Serialization$$anonfun$deserialize$1.apply(Serialization.scala:104) at scala.util.Try$.apply(Try.scala:192) at akka.serialization.Serialization.deserialize(Serialization.scala:98) at akka.remote.MessageSerializer$.deserialize(MessageSerializer.scala:23) at akka.remote.DefaultMessageDispatcher.payload$lzycompute$1(Endpoint.scala:58) at akka.remote.DefaultMessageDispatcher.payload$1(Endpoint.scala:58) at akka.remote.DefaultMessageDispatcher.dispatch(Endpoint.scala:76) at akka.remote.EndpointReader$$anonfun$receive$2.applyOrElse(Endpoint.scala:967) at akka.actor.Actor$class.aroundReceive(Actor.scala:467) at akka.remote.EndpointActor.aroundReceive(Endpoint.scala:437) at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516) at akka.actor.ActorCell.invoke(ActorCell.scala:487) at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238) at akka.dispatch.Mailbox.run(Mailbox.scala:220) at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397) at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) Can anybody help?
