CentOS&Redhat Linux常用命令，更新中......

CentOS 7

查看已启用服务 systemctl list-unit-files | grep enable  

禁用防火墙

systemctl stop firewalld.service 

systemctl disable firewalld.service

systemctl status firewalld.service

启动服务 service service_name start

开机启动 chkconfig service_name on

查看磁盘空间df -hl

修改网卡地址 /etc/sysconfig/network-scripts/ifcfg-eth0

查看CPU/内存/系统版本

more /proc/cpuinfo

grep MemTotal /proc/meminfo

more /etc/redhat-release

REDHAT 6

查看已启用服务 chkconfig --list

切换用户su -l root

查看是否安装zabbix agent /usr/sbin/zabbix_agentd -V

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vi模式下查找

命令模式下敲斜杆(/)是向下查找，而“?”是向上查找