Redis 启动警告错误解决 启动错误 1.WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1'
初次安装tomcat启动失败的解决办法: 1.CATALINA_HOME C:\Program Files\apache-tomcat-8.5.242.path %CATALINA_HOME%\bin;3.错误JRE_HOME environment variable is not defined correctly……startup.bat里边实际调用了另一个批处理,就是C:\Program Files\apache-tomcat-8.5.24\bin\setclasspath.bat