From eea9e29ef3a512b0c33cd0fab66f09ad840b654a Mon Sep 17 00:00:00 2001 From: TiynGER Date: Mon, 26 Oct 2020 00:20:22 +0100 Subject: [PATCH] Disk-Management: added errorhandling for 'unable to open read-only file system' I recently run into this errorcode on my server. With the given explanation it was possible to resolve the error. --- wiki/disk-management.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/wiki/disk-management.md b/wiki/disk-management.md index 5ffbe62..5ad835b 100644 --- a/wiki/disk-management.md +++ b/wiki/disk-management.md @@ -16,4 +16,16 @@ In the following it is assumed that the partition to enlarge is `/dev/sda2` Now you need to resize the filesystem with `resize2fs /dev/sda2`. +## Error solving +### sudo: unable to open ... Read-only file system + +source: [https://askubuntu.com/questions/197459/how-to-fix-sudo-unable-to-open-read-only-file-system] + +Ususally the filesystem will go into read-only mode whe the system is running and there is a consistency error. +To fix it run: +- `sudo fsck -Af -M` - check all filesystems +If `fsck` gets stuck after its version banner: +`fsck from util-linux 2.20.1` +you may want to try using the ext4-specific fsck: +- `fsck.ext4 -f /dev/sda1`