处理 Linux 中 HADOOP_HOME 和 JAVA_HOME 删除后依然指向旧目录的问题在Linux系统中，环境变量 HADOOP_HOME和 JAVA_HOME用于指示Hadoop和Java的安装路径。删除这些环境变量后，系统依然指向旧目录，通常是由于这些变量在多个地方设置，或未正确刷新环境变量。本文将探讨如何正确处理这个问题&...

问答 2022-04-15 来自：开发者社区

项目部署在linux下 Tomcat7每次都是用war包更新,文件上传目录是运行中使用Java创建的服务刚启动时运行中能创建文件上传目录并上传文件,运行一段时间以后文件上传目录就消失了,上传的资料全没了再继续上传文件时提示目录不存在,程序都不自动创建.服务器只能用ssh连接,Tomcat目录的读写权限都有,什么原因导致文件夹消失的?查找Tomcat的日志文件没有找到删除目录相关的log,Tom....

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