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describe-linuxlinuxcha-kan-xi-tong-pei-zhi-chang-yong-ming-ling-here.html
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Describe linux/Linux查看系统配置常用命令 here.
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<abbr class="published" title="2013-08-15T00:00:00">
<i class="icon-calendar"></i>四 15 八月 2013
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<p>{{{
系统</p>
<h1>uname -a # 查看内核/操作系统/CPU信息</h1>
<h1>head -n 1 /etc/issue # 查看操作系统版本</h1>
<h1>cat /proc/cpuinfo # 查看CPU信息</h1>
<h1>hostname # 查看计算机名</h1>
<h1>lspci -tv # 列出所有PCI设备</h1>
<h1>lsusb -tv # 列出所有USB设备</h1>
<h1>lsmod # 列出加载的内核模块</h1>
<h1>env # 查看环境变量</h1>
<p>资源</p>
<h1>free -m # 查看内存使用量和交换区使用量</h1>
<h1>df -h # 查看各分区使用情况</h1>
<h1>du -sh <目录名> # 查看指定目录的大小</h1>
<h1>grep MemTotal /proc/meminfo # 查看内存总量</h1>
<h1>grep MemFree /proc/meminfo # 查看空闲内存量</h1>
<h1>uptime # 查看系统运行时间、用户数、负载</h1>
<h1>cat /proc/loadavg # 查看系统负载</h1>
<p>磁盘和分区</p>
<h1>mount | column -t # 查看挂接的分区状态</h1>
<h1>fdisk -l # 查看所有分区</h1>
<h1>swapon -s # 查看所有交换分区</h1>
<h1>hdparm -i /dev/hda # 查看磁盘参数(仅适用于IDE设备)</h1>
<h1>dmesg | grep IDE # 查看启动时IDE设备检测状况</h1>
<p>网络</p>
<h1>ifconfig # 查看所有网络接口的属性</h1>
<h1>iptables -L # 查看防火墙设置</h1>
<h1>route -n # 查看路由表</h1>
<h1>netstat -lntp # 查看所有监听端口</h1>
<h1>netstat -antp # 查看所有已经建立的连接</h1>
<h1>netstat -s # 查看网络统计信息</h1>
<p>进程</p>
<h1>ps -ef # 查看所有进程</h1>
<h1>top # 实时显示进程状态</h1>
<p>用户</p>
<h1>w # 查看活动用户</h1>
<h1>id <用户名> # 查看指定用户信息</h1>
<h1>last # 查看用户登录日志</h1>
<h1>cut -d: -f1 /etc/passwd # 查看系统所有用户</h1>
<h1>cut -d: -f1 /etc/group # 查看系统所有组</h1>
<h1>crontab -l # 查看当前用户的计划任务</h1>
<p>服务</p>
<h1>chkconfig --list # 列出所有系统服务</h1>
<h1>chkconfig --list | grep on # 列出所有启动的系统服务</h1>
<h1>chkconfig nginx on|off</h1>
<p>程序</p>
<h1>rpm -qa # 查看所有安装的软件包</h1>
<p>全部脚印不留脚印
}}}</p>
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