Server drops to maintenance mode and e2fsck reports Error reading block xx (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.

Solution Verified - Updated -

Issue

  • /dev/vg_root/lv_root unexpected inconsistency. Run Fsck manually. Can't reboot the server due to these.
  • Tried running fsck manually in single user mode.
  • We get a Buffer I/O error on device dm-2 logical block 3145731.

Environment

  • Red Hat Enterprise Linux 6
  • lvm2

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