最近在搞centos,遇见的一些问题,记录一下 首先是安装问题 安装过程参考http://www.cnblogs.com/seesea125/archive/2012/02/25/2368255.html 见下图 enter确认的话,重启后会一直卡在centos页面 解决方法就是: 在安装过程第一步中将 Install system with basic video driver 改为 Install or upgrade an existing system即可
下面是错误提示 IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It is also possible that a host key has just been changed. The fingerprint for the RSA key sent by the remote ho
连接reids获取数据时提示 Redis is configured to save RDB snapshots, but is currently not able to persist on disk. Commands t 网上搜索资料http://www.cnblogs.com/qq78292959/p/3994349.html提示 在在/etc/sysctl.conf 添加一项 'vm.overcommit_memory = 1' 重启 or 运行命令'sysctl vm.overco
现象描述 在 CentOS 7.6.1810 下执行 service iptables save 命令,出现如下错误: [root@test ~]# service iptables save The service command supports only basic LSB actions (start, stop, restart, try-restart, reload, force-reload, status). For other actions, please try to u
from http://www.geekfan.net/6921/ Iptables是专为Linux操作系统打造的极其灵活的防火墙工具.对Linux极客玩家和系统管理员来说,iptables非常有用.本文将向你展示如何配置最通用的Linux防火墙. 关于iptables Iptables是一个基于命令行的防火墙工具,它使用规则链来允许/阻止网络流量.当一条网络连接试图在你的系统中建立时,iptables会查找其对应的匹配规则.如果找不到,iptables将对其采取默认操作.几乎所有的Linux发