Win7环境下通过eclipse连接hadoop1.2.1集群时,会遇到如下报错: Exception in thread "main" java.io.IOException: Failed to set permissions of path: \tmp\hadoop-Administrator\mapred\staging\Administrator-519341271\.staging to 0700 此时只需要修改org.apache.hadoop.fs.FileUtil文件
可能原因:网络环境临时出错,或者相关权限未开启. windows update更新失败报错解决方法:Win键+R键输入"services.msc"回车,确认Background Intelligent Transfer Service.Cryptographic.Software Protection.Windows Update服务,开启服务并改为开机自动启动.或者配置DNS为:首选4.2.2.1;备用4.2.2.2.或者以管理员身份运行命令提示符,输入"net sto