The users of a Linux system are unable to use one of the application filesystems. The following outputs have been provided:
bash
$ cd /app
$ touch file
touch: cannot touch 'file': Readonly file system
Output 2
/dev/sdcl on /app type ext4 (ro,relatime,seclabel,data=ordered)
Output 3
/dev/sdcl /app ext4 defaults 0 0
Output 4
[302.048075] Buffer I/O error on dev sdcl, logical block 0, async page read
[302.048490] EXT4-fs (sdcl): Attempt to read block from filesystem resulted in short read while trying to re-open /dev/sdcl
Which of the following actions will resolve this issue?

Question

The users of a Linux system are unable to use one of the application filesystems. The following outputs have been provided:

bash

$ cd /app

$ touch file

touch: cannot touch 'file': Readonly file system

Output 2

/dev/sdcl on /app type ext4 (ro,relatime,seclabel,data=ordered)

Output 3

/dev/sdcl /app ext4 defaults 0 0

Output 4

[302.048075] Buffer I/O error on dev sdcl, logical block 0, async page read

[302.048490] EXT4-fs (sdcl): Attempt to read block from filesystem resulted in short read while trying to re-open /dev/sdcl

Which of the following actions will resolve this issue?

THARINDU AMARASINGHE · Accepted Answer

fsck -y /dev/sdcl mount -o rw,remount /app

THARINDU AMARASINGHE · Answer

umount /app fsck -y /dev/sdcl mount /app

THARINDU AMARASINGHE · Answer

xfs_repair /dev/sdcl mount -o rw,remount /app

THARINDU AMARASINGHE · Answer

umount /app xfs_repair /dev/sdcl mount /app

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