lilo–實踐篇(FAQ)

lilo--實踐篇(FAQ)

null joe (左右為難)

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作者  joe (左右為難)                       標題  關於lilo-實踐篇（FAQ）                        時間  Wed Aug 25 16:23:48 1999                       ──────────────────────────────────────                       ─                       F1 重裝win98找不到linux的問題：                       一個硬碟是win98與linux雙重啟動，lilo安裝在主引導區，但是當我重裝win98後lilo卻                       不                       見了                       win98重寫MBR，將lilo引導給覆蓋了。                       F2 如何去掉mbr的LILO                       1 in linux: lilo -u                       2 in 95 fdisk /mbr                       3. #dd if=/boot/boot.0300 of=/dev/hda bs=446 count=1                       4. #cat /boot/boot.0300 > /dev/hda                       注意：只有你原先安裝windows 95後再安裝Linux時，/boot/boot.0300才是你原先的wi                       ndo                       ws 95 MBR。                       F3 重存LILO到MBR                       1. 用安裝磁碟片或光碟片啟動到boot:                       boot: vmlinuz  root=/dev/hdXY (如: hda1 )                       啟動完成後運行 #/sbin/lilo                       2. 用兩張磁碟片啟動後：                       #mount -t ext2 /dev/hda1 /mnt                       #ln -s /mnt/boot boot                       #ln -s /mnt/etc/lilo.conf  /etc/lilo.conf                       #/mnt/sbin/lilo                       F4 製作一張Redhat Linux 引導盤                        #mkbootdisk  --device  /dev/fd0  2.0.36-3                       F5 如何在linux下把大於64m的記憶體加上？                       :  : 從dos下用loadlinu啟動linux可以把大於64m的記憶體用上，                       :  : 加mem=。。。。。。。即可。                       :  : 但我直接啟動linux卻不行。我改lilo.conf，加上mem=.....                       :     append "mem=128M"                       :     試試?可恨我可沒有>64M的情況。                       :     上次在討論群組裡看到："求助：Linux用1G記憶體裡出問題了"                            ok!I got it!                           但需改為： append = "mem=100663296"                       (我的是 96M）                         以byte為單位！                       F6 如何製作Linux的Boot磁碟片                       第一種方法:直接啟動,bootdisk上只有kernel                       1.cp zImage /dev/fd0 或 cat zImage > /dev/fd0                       2.rdev -R /dev/fd0 0                       這樣才能使根mount成read-write,否則啟動後/是read-only的                       3.rdev /dev/fd0 root_device                       比如用磁碟片做rootdisk,則:rdev /dev/fd0 /dev/fd0                       用硬碟做為root,則:rdev /dev/fd0 /dev/hda1                       這樣做出的bootdisk,kernel從0道1扇區開始,所以無所謂檔案格式,                       第二種方法:在bootdisk上安裝lilo                       1.mke2fs /dev/fd0                       2.mount /dev/fd0 /mnt                       3.cp /boot/boot.b /mnt                       4.cp your_message /mnt/message (啟動時顯示的資訊,可以不要)                       5.cp zImage /mnt                       6.rdev -R /mnt/zImage 0                       7.edit your lilo.conf                       7.edit your lilo.conf                       8.lilo -C lilo.conf                       bootdisk可以用dd做成image檔案:dd if=/dev/fd0 of=bootdisk_file                       然後用dd恢複到磁碟片上:dd if=bootdisk_file of=/dev/fd0                       以下是lilo.conf的例子:                       boot = /dev/fd0                       message=/mnt/message #若不想顯示message,則注釋掉此行                       vga=normal                       prompt                       install=/mnt/boot.b                       map=/mnt/map                       image = /mnt/zImage                       label = ramdisk                       ramdisk = 1440                       root = /dev/fd0                       image = /mnt/zImage                       label = drive2                       ramdisk = 1440                       root = /dev/fd1                       image = /mnt/zImage                       label = mount                       ramdisk = 0                       root = /dev/fd0                       F7 Root口令丟失後怎麼辦                       有三種解決方案：                       1 在lilo的時候敲： linux single                       2隻要在開機時boot:linux init=/bin/sh rw就可以了                       3用boot盤和root盤啟動,進入到安裝狀態,然後把檔案系統mount到一個目錄裡,如/mnt裡                       ,隨                       後修改/etc/passwd即可。                       --                       ※ Origin: 笑 書 亭 bbs.zd.dhs.org                       ◆ From: 210.32.132.203