com.xxl.rpc.util.XxlRpcException: java.lang.IllegalStateException: failed to create a child event loop at

[gaoxin818]

触发调度： address：172.16.13.225:8285 code：500 msg：com.xxl.rpc.util.XxlRpcException: java.lang.IllegalStateException: failed to create a child event loop at com.xxl.rpc.remoting.invoker.reference.XxlRpcReferenceBean$1.invoke(XxlRpcReferenceBean.java:227) at com.sun.proxy.$Proxy79.run(Unknown Source) at com.xxl.job.admin.core.trigger.XxlJobTrigger.runExecutor(XxlJobTrigger.java:196) at com.xxl.job.admin.core.trigger.XxlJobTrigger.processTrigger(XxlJobTrigger.java:149) at com.xxl.job.admin.core.trigger.XxlJobTrigger.trigger(XxlJobTrigger.java:74) at com.xxl.job.admin.core.thread.JobTriggerPoolHelper$3.run(JobTriggerPoolHelper.java:77) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.IllegalStateException: failed to create a child event loop at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:88) at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:58) at io.netty.channel.MultithreadEventLoopGroup.(MultithreadEventLoopGroup.java:52) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:87) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:82) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:63) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:51) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:43) at com.xxl.rpc.remoting.net.impl.netty_http.client.NettyHttpConnectClient.init(NettyHttpConnectClient.java:48) at com.xxl.rpc.remoting.net.common.ConnectClient.getPool(ConnectClient.java:110) at com.xxl.rpc.remoting.net.common.ConnectClient.asyncSend(ConnectClient.java:41) at com.xxl.rpc.remoting.net.impl.netty_http.client.NettyHttpClient.asyncSend(NettyHttpClient.java:18) at com.xxl.rpc.remoting.invoker.reference.XxlRpcReferenceBean$1.invoke(XxlRpcReferenceBean.java:216) ... 8 more Caused by: io.netty.channel.ChannelException: failed to open a new selector at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:169) at io.netty.channel.nio.NioEventLoop.(NioEventLoop.java:143) at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:127) at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:36) at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:84) ... 20 more Caused by: java.io.IOException: Too many open files at sun.nio.ch.IOUtil.makePipe(Native Method) at sun.nio.ch.EPollSelectorImpl.(EPollSelectorImpl.java:65) at sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:36) at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:167) ... 24 more

[gaoxin818]

排查了防火墙的问题！ 这个问题发现只存在个别的任务当中，有一部分的任务从来不报这样的错误，但是个别的几个，就一直不行

[gaoxin818]

这个目测也不是概率问题，这个属于好的一直好，出错的一直出错。

[xuxueli]

你好，问题无法复现，需要进一步提供复现操作步骤。