http://pastebin.com/jd12ydek gridmix生成运行时日志在yarn-site.xml中,我们有:yarn.execution.optimistic-containers-policy only\u conservative我们在所有虚拟机上都有相同的conf文件夹。我们安装了dstat。任何可能是错误的想法或什么是丢失的,因为现在的节点不是仍然关闭,而是在执行过程中的某个地方,节点会关闭并...
1. 创建线程组 dataXceiverServer 2. 创建DataXceiverServer 3. 将该线程组内线程设置为守护线程(简化dn 对threadGroup 的管理) */ this.threadGroup=newThreadGroup("dataXceiverServer"); this.dataXceiverServer=newDaemon(threadGroup, newDataXceiverServer(ss,conf,this)); this.threadGroup.setDaemon(true...
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In the Hadoop ecosystem, errors can occur during data transfer operations between DataNodes. One such error is the “DataXceiver error processing WRITE_BLOCK operation”. This error occurs when a DataNode encounters an issue while processing a WRITE_BLOCK operation, which is responsible for writing ...
To resolve the “Hadoop DataXceiver error processing READ_BLOCK operation” error, we need to follow a series of steps. Let’s outline these steps in a table format for better understanding: Now, let’s dive into each step and understand what needs to be done. ...
[bug] HDFS:DataXceiver error processing WRITE_BLOCK operation,文件格式有误,导致读取错误,我的是把制表符敲成了空格
class DataXceiver extends Receiver implements Runnable { ... 1. 2. 3. 4. 5. 中文大意为"处理输入/输出数据流的线程".我的个人理解就是数据流的处理中心.DataXceiver线程数的多少在一定程度上能反映出一个节点的忙碌程度.DataXceiver这个类中包含的变量和方法还是比较多的,我不大建议读者逐行的去详细的阅...