ubuntu dmesg保存

在Ubuntu系统中，dmesg命令用于查看内核信息，而不是保存信息。开机信息会被存储在内核的ring buffer中，可以使用dmesg命令来查看。如果在开机时来不及查看信息，可以使用dmesg命令来获取之前保存的信息。此外，开机信息还会保存在/var/log/dmesg文件中。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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