BTRFS - How to convert single disk into RAID 1 (with LUKS)?

[andreas85]

You find good Information about Btrfs in the wiki

Btrfs

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[how to] Manual rollback with btrfs

Difficulty: ★★☆☆☆

Why roll back?

If Manjaro doesn’t want to boot into the graphical user interface. If an update managed to break an application you need …

Now btrfs pays off! With a good layout and snapper. Please read all of the instructions through to the end before you begin. Only a few steps are necessary for a rollback:

Boot a rescue Manjaro

Either from CD or from a live USB stick or somewhere else. Under no circumstances use the btrfs volume that you want to repair. If the nece…

[how to] rescue data from a damaged btrfs volume

Difficulty: ★★☆☆☆ You used btrfs. Now it’s paying off. There is an easy way out (I’ve already done this myself):

In most cases, when a btrfs volume breaks, it is possible to recover the data

This is because btrfs works with copy on write. This means that new changes are always appended at the end, so to speak. The previously existing data is not actually overwritten. (In reality this is a bit more complicated, but for us here this simplified view is sufficient). If the file system ge…

Unable to boot after running out of disk space during an update

Hello, I have a Dell XPS 13 9360 with Manjaro stable and the 5.15 kernel and Plasma. I am using btrfs. I decided to perform an update today, which also included some AUR packages. The AUR packages include ceph-llibs, deadbeef and some others. ceph in particular required a lot of time and resources to build and has failed a few times before. During the update, it seems that I ran out of disk space based on the messages in pamac, and the desktop environment seemed broken (the KDE tray stopped a…

@crazzyfool

I have copied the GPT partition schema to the new drive (nvme1n1) like so:

Please be carefull not to have the same UUID on different partitions