运行虚拟机报错:CPU acceleration status: HAXM is not installed on this machine. 这是因为SDKmanage没有安装HAXM ,于是打开SDKManage安装XHAM. 然后再%Android_Home%\extras\intel\Hardware_Accelerated_Execution_Manager目录下,找到intelhaxm-android.exe并运行它.
运行时候报异常could only be replicated to 0 nodes instead of minReplication (=1). There are 2 datanode(s) running and no node(s) are excluded in this operation. 解决方法: 1首先看一下dfs.replication的数目是否超过了datanode的数目,应该要小于或者等于datanode的数目. 2更改mapreduce.map.memory.mb
转载地址:http://bbs.chinaunix.net/archiver/tid-1823500.html 解决一个 MySQL 服务器进程 CPU 占用 100%解决一个 MySQL 服务器进程 CPU 占用 100%的技术笔记>( [url]http://www.xiaohui.com/weekly/20070307.htm[/url] ),谈到自己在解决一个拥有 60 万条记录的 MySQL 数据库访问时,导致 MySQL CPU 占用 100% 的经过.在解决问题完成优化(optim
http://www.netpc.com.cn/593.html 运行yum报错Error: Cannot retrieve metalink for reposit 今天给Centos通过rpm -Uvh装了个epel的扩展后,执行yum就开始报错: Error: Cannot retrieve metalink for repository: epel. Please verify its path and try again 在网上查了查,解决办法都是编辑/etc/yum.repos.d/
http://www.netpc.com.cn/593.html 运行yum报错Error: Cannot retrieve metalink for repository: epel. Please verify its path and try again http://www.netpc.com.cn/593.html 今天给Centos通过rpm -Uvh装了个epel的扩展后,执行yum就开始报错: Error: Cannot retrieve metalink for reposit