標籤:/boot 刪除 恢複
實驗環境:CentOS 6.6 Mini + VMware
朋友遇到,預防一下,自己先進行一下測試:
1.首先利用centos6鏡像進入linux rescue救援模式。
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按照步驟一步一步進行OK確認,
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到這裡已經進入到救援模式。
切換根目錄:
chroot /mnt/sysimage
啟動ssh服務(也可以不啟動):
service sshd start
掛載光碟片:
mkdir -p /mnt/cdrommount /dev/cdrom /mnt/cdrom
重新安裝核心:
cd /mnt/cdrom/Packagesrpm -ivh kernel-2.6* --root=/ --force
安裝完成後,查看分區(我是LVM分區):
ls /dev/mapper/
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記住root路徑,開機進行grub引導時可能用到。
exitreboot
開機進入grub介面,手動輸入:
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kernel一行沒顯示全,後面就是VolGroup-lv_root,即root分區的路徑,以及enforcing=0(不加可能無法引導啟動)
完成後,輸入:
boot
啟動
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這裡可能時間稍微長一點,在重新標記磁碟。
完成後,即可正常進入系統:
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接下來,可以找一份grub檔案,修修改改,基本就完成恢複了。
本文出自 “千面” 部落格,請務必保留此出處http://oslibo.blog.51cto.com/10854638/1854090
【記錄】CentOS 6。6誤刪除的boot分區恢複