怎样更快的安装 LINUX
LINUX 的安装通常都不会启用硬盘的DMA和32位访问模式,这是出于兼容性的考虑,但是现在的硬件一般都支持这个。在安装的过程中(前面的选项都配置完成,快要开始拷贝文件执行安装时),可以从安装界面切换到控制台,输入命令启动硬盘的DMA和32位读取:
用 CTRL-ALT-F2 切换到控制台(console),输入
hdparm /dev/hda
会显示当前的配置
/dev/hda:
multcount = 16 (on)
IO_support = 0 (default 16-bit)
unmaskirq = 0 (off)
using_dma = 0 (off)
keepsettings = 0 (off)
readonly = 0 (off)
readahead = 8 (on)
geometry = 9726/255/63, sectors = 156250000, start = 0
现在可以输入命令加速硬盘(光驱也可以启用DMA和32位读取模式):
hdparm -c1 -d1 -m1 /dev/hda
再看看结果如何:
hdparm /dev/hda
/dev/hda:
multcount = 1 (on)
IO_support = 1 (32-bit)
unmaskirq = 0 (off)
using_dma = 1 (on)
keepsettings = 0 (off)
readonly = 0 (off)
readahead = 8 (on)
geometry = 9726/255/63, sectors = 156250000, start = 0
设置完成以后可以用 ALT-F7 回到图形安装界面继续安装了。
(不同的发行版可以稍有不同)
muticount -m is used to get or set the sector count for a device that supports multiple sector IO.
IO support -s is used to set the IO setting on a device. Most devices are set to use 16bit. By setting this to 1 it turns on 32bit IO for faster transfers of information.
Using_dma -a by default this is turned off. DMA or Direct Memory Access is way to control system memory without using the CPU.
译自: www.novell.com 是吗?那太感谢了~谢谢支持顶一个
Re: 怎样更快的安装 LINUX
LINUX 的安装通常都不会启用硬盘的DMA和32位访问模式???
近两年的Linux哪个不支持? 转帖要注明出处(和写作时间)。 译过来的,算不算原创? 首先,翻译是应当鼓励的。但是翻译不算原创。翻译应该注明原作者、出处,并声明这是非官方的译本,以表明原作者并不知情,原作者对翻译错误不负任何责任。
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