大数据课程内容及作业文件 教材下载:https://wwd.lanzouq.com/icBoU02b0q0f
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大数据课程内容及作业文件
大数据课程内容及作业文件 教材下载:https://wwd.lanzouq.com/icBoU02b0q0f
查看/home/hadoop/目录是否有test文件,没有需要新建一个(vim test)
1.可能是代码问题,查看代码是否有误
2.可能是文件夹目录问题,/xxx/com/hdfsclient必须与代码完全一致
出现以上问题,或者输入jps,只出现四项,可能是hadoop未启动成功,尝试关闭Hadoop(stop-all.sh)重新启动(start-all.sh)
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