druid mid节点的hdfs出现 could only be replicated to 0 nodes instead of minReplication (=1). There are 1

    at java.lang.Throwable.addSuppressed(Throwable.java:1043) ~[?:1.8.0_162]
    at io.druid.storage.hdfs.tasklog.HdfsTaskLogs.pushTaskLog(HdfsTaskLogs.java:70) ~[?:?]
    at io.druid.indexing.overlord.ForkingTaskRunner$1.call(ForkingTaskRunner.java:462) [druid-indexing-service-0.12.1.jar:0.12.1]
    at io.druid.indexing.overlord.ForkingTaskRunner$1.call(ForkingTaskRunner.java:224) [druid-indexing-service-0.12.1.jar:0.12.1]
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_162]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_162]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_162]
    at java.lang.Thread.run(Thread.java:748) [?:1.8.0_162]
Caused by: org.apache.hadoop.ipc.RemoteException: File /druid/middleManager/indexlog/index_kafka_metrics-kafkaid_9db9e10de8784d3_moiocmpb could only be replicated to 0 nodes instead of minReplication (=1).  There are 1 datanode(s) running and no node(s) are excluded in this operation.
    at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1559)
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:3245)
    at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:663)
    at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:482)
    at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
    at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
    at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:975)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2036)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:422)
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1692)
    at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2034)

    at org.apache.hadoop.ipc.Client.call(Client.java:1475) ~[?:?]
    at org.apache.hadoop.ipc.Client.call(Client.java:1412) ~[?:?]
    at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229) ~[?:?]
    at com.sun.proxy.$Proxy58.addBlock(Unknown Source) ~[?:?]
    at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:418) ~[?:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_162]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_162]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.

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因为 剩余空间有最低值  也就是使用空间不够了删除日志其他文件后解决问题了

 

 

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