Linux下的常用命令

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<ul>
<li>查看机器有硬件内存设备信息：</li>
</ul>
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--&gt;<span style="color: #000000;">dmidecode </span><span style="color: #000000;">|</span><span style="color: #000000;">grep </span><span style="color: #000000;">-</span><span style="color: #000000;">A </span><span style="color: #000000;">16</span><span style="color: #000000;"> </span><span style="color: #800000;">"</span><span style="color: #800000;">Memory Device$</span><span style="color: #800000;">"</span>
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<li>
    查看cpu信息</li>
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--&gt;<span style="color: #000000;">cat  </span><span style="color: #000000;">/</span><span style="color: #000000;">proc</span><span style="color: #000000;">/</span><span style="color: #000000;">meminfo</span>
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<ul>
<li>修改计算机名hostname</li>
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<span style="color: #000000;">##第一步：<br>
# hostname myname<br>
##第二步：<br>
# vi </span><span style="color: #000000;">/</span><span style="color: #000000;">etc</span><span style="color: #000000;">/</span><span style="color: #000000;">sysconfig</span><span style="color: #000000;">/</span><span style="color: #000000;">network #修改其中的hostname<br>
##第三步：<br>
# vi </span><span style="color: #000000;">/</span><span style="color: #000000;">etc</span><span style="color: #000000;">/</span><span style="color: #000000;">hosts</span>
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