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? > > > > > > >
