Linux查看系统配置常用命令详解

钱益兵 發表於 2023-8-11 00:00:00

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本文为大家分享了Linux查看系统配置常用命令，供大家参考，具体内容如下</p>
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系统</p>
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<code class="bash comments"># uname -a        # 查看内核/操作系统/CPU信息</code>
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<code class="bash comments"># head -n 1 /etc/issue # 查看操作系统版本</code>
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<code class="bash comments"># cat /proc/cpuinfo   # 查看CPU信息</code>
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<code class="bash comments"># hostname        # 查看计算机名</code>
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<code class="bash comments"># lspci -tv       # 列出所有PCI设备</code>
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<code class="bash comments"># lsusb -tv       # 列出所有USB设备</code>
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<code class="bash comments"># lsmod         # 列出加载的内核模块</code>
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<code class="bash comments"># env          # 查看环境变量</code>
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资源</p>
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<code class="bash comments"># free -m        # 查看内存使用量和交换区使用量</code>
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<code class="bash comments"># df -h         # 查看各分区使用情况</code>
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<code class="bash comments"># du -sh <目录名>    # 查看指定目录的大小</code>
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<code class="bash comments"># grep MemTotal /proc/meminfo # 查看内存总量</code>
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<code class="bash comments"># grep MemFree /proc/meminfo # 查看空闲内存量</code>
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<code class="bash comments"># uptime         # 查看系统运行时间、用户数、负载</code>
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<code class="bash comments"># cat /proc/loadavg   # 查看系统负载</code>
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磁盘和分区</p>
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<code class="bash comments"># mount | column -t   # 查看挂接的分区状态</code>
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<code class="bash comments"># fdisk -l        # 查看所有分区</code>
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<code class="bash comments"># swapon -s       # 查看所有交换分区</code>
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<code class="bash comments"># hdparm -i /dev/hda   # 查看磁盘参数(仅适用于IDE设备)</code>
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<code class="bash comments"># dmesg | grep IDE    # 查看启动时IDE设备检测状况</code>
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网络</p>
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<code class="bash comments"># ifconfig        # 查看所有网络接口的属性</code>
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<code class="bash comments"># iptables -L      # 查看防火墙设置</code>
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<code class="bash comments"># route -n        # 查看路由表</code>
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<code class="bash comments"># netstat -lntp     # 查看所有监听端口</code>
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<code class="bash comments"># netstat -antp     # 查看所有已经建立的连接</code>
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<code class="bash comments"># netstat -s       # 查看网络统计信息</code>
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进程</p>
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<code class="bash comments"># ps -ef         # 查看所有进程</code>
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<code class="bash comments"># top          # 实时显示进程状态</code>
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用户</p>
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<code class="bash comments"># w           # 查看活动用户</code>
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<code class="bash comments"># id <用户名>      # 查看指定用户信息</code>
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<code class="bash comments"># last          # 查看用户登录日志</code>
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<code class="bash comments"># cut -d: -f1 /etc/passwd # 查看系统所有用户</code>
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<code class="bash comments"># cut -d: -f1 /etc/group # 查看系统所有组</code>
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<code class="bash comments"># crontab -l       # 查看当前用户的计划任务</code>
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服务</p>
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<code class="bash comments"># chkconfig --list    # 列出所有系统服务</code>
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<code class="bash comments"># chkconfig --list | grep on # 列出所有启动的系统服务</code>
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程序</p>
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<code class="bash comments"># rpm -qa        # 查看所有安装的软件包</code>
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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。</p>
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原文链接：http://www.cnblogs.com/yezhenhan/archive/2012/09/25/2701080.html</p>

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Linux查看系统配置常用命令详解