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救援模式下如何重新安装 Master Boot Record(MBR)上的 GRUB 引导程序？

Solution Verified - Updated -

Issue

  • 系统 crash 之后想从磁带机中重建系统以及数据分区。为何 Red Hat Enterprise Linux 系统在经过 POST 自检之后出现黑屏?

  • 为何 Red Hat Enterprise Linux 4 系统在 "GRUB" 字样那 hang 住?

  • 在服务器上重新安装 Windows 后，再也无法启动 Red Hat Enterprise Linux。

  • 试图重新安装 grub 时，出现下述报错:

    grub> root (hd0,0)
root (hd0,0)

Error 5: Partition table invalid or corrupt

grub> setup (hd0)
setup (hd0)

Error 12: Invalid device requested

  • 系统停止启动并出现下述日志:

    GRUB loading stage 2

Environment

  • Red Hat Enterprise Linux 3
  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • GRUB

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