常用工具连接
Linux 中文men
RPM包下载
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Bash 快捷键
ctrl+L 清屏
ctrl+C
ctrl+U 删除光标之前的命令 ------ ctrl +Y
ctrl +K 删除光标之后的命令
ctrl +R 历史命令搜索
ctrl +D 退出当前终端
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修改ssh,加快远程登录的速度
[ ~]# vim /etc/ssh/sshd_config
UseDNS no (yes 改为no)
#service sshd restart 重启SSH服务
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配置本地yum源
[ ~]# cat /etc/yum.repos.d/dvd.repo
[1] name=1 baseurl=file:///mnt/ gpgcheck=0 enabled=1 [ ~]#=================================================================
egrep -v "#|^$" httpd.conf 去掉 注释及空格
自动挂载windows共享
[ ~]# cat /etc/rc.local
touch /var/lock/subsys/local mount.cifs -o username="administrator",password="123.com" //192.168.2.88/g/yum/centos6.5/ /mnt/shareyum安装后的文件不删除
[ ~]# vim /etc/yum.conf 将其中 keepcache=0改为keepcache=1,保存退出
linux显示选定行的上下10行
grep -B 10 -A 10 text inputfile
-B before -A after 取IP地址:grep -Eo "\<[0-9]*(\.[0-9]*){3}\>" file 取方括号内容: awk 'BEGIN{RS="]";FS="["}NF>1{print $NF}' file