Saya menggunakan konektor pencarian elastis flink untuk mengirim data ke indeks pencarian elastis.
Tapi saya tidak dapat menjalankan pekerjaan dan mendapatkan pengecualian ini. Bagaimana cara mengatasi masalah ini?. Apakah ada pengaturan atau konfigurasi yang saya lewatkan? Adakah yang bisa membimbing saya?
io.netty.channel.ChannelException: The operating system does not offer enough file handles to open the network connection. Please increase the number of of available file handles.
at org.apache.flink.runtime.io.network.netty.NettyClient.connect(NettyClient.java:207)
at org.apache.flink.runtime.io.network.netty.PartitionRequestClientFactory.createPartitionRequestClient(PartitionRequestClientFactory.java:81)
at org.apache.flink.runtime.io.network.netty.NettyConnectionManager.createPartitionRequestClient(NettyConnectionManager.java:60)
at org.apache.flink.runtime.io.network.partition.consumer.RemoteInputChannel.requestSubpartition(RemoteInputChannel.java:112)
at org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.requestPartitions(SingleInputGate.java:419)
at org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.getNextBufferOrEvent(SingleInputGate.java:441)
at org.apache.flink.streaming.runtime.io.BarrierTracker.getNextNonBlocked(BarrierTracker.java:85)
at org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:192)
at org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:63)
at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:261)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:665)
at java.lang.Thread.run(Thread.java:748)
Caused by: io.netty.channel.ChannelException: Failed to open a socket.
at io.netty.channel.socket.nio.NioSocketChannel.newSocket(NioSocketChannel.java:62)
at io.netty.channel.socket.nio.NioSocketChannel.<init>(NioSocketChannel.java:72)
at sun.reflect.GeneratedConstructorAccessor8.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at java.lang.Class.newInstance(Class.java:442)
at io.netty.bootstrap.AbstractBootstrap$BootstrapChannelFactory.newChannel(AbstractBootstrap.java:453)
at io.netty.bootstrap.AbstractBootstrap.initAndRegister(AbstractBootstrap.java:306)
at io.netty.bootstrap.Bootstrap.doConnect(Bootstrap.java:133)
at io.netty.bootstrap.Bootstrap.connect(Bootstrap.java:115)
at org.apache.flink.runtime.io.network.netty.NettyClient.connect(NettyClient.java:198)
... 11 more
Caused by: java.net.SocketException: Too many open files
at sun.nio.ch.Net.socket0(Native Method)
at sun.nio.ch.Net.socket(Net.java:411)
at sun.nio.ch.Net.socket(Net.java:404)
at sun.nio.ch.SocketChannelImpl.<init>(SocketChannelImpl.java:105)
at sun.nio.ch.SelectorProviderImpl.openSocketChannel(SelectorProviderImpl.java:60)
at io.netty.channel.socket.nio.NioSocketChannel.newSocket(NioSocketChannel.java:60)
... 21 more