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[bug#40236] [PATCH] doc: Suggest Btrfs with compression instead of ext4

From: Pierre Neidhardt
Subject: [bug#40236] [PATCH] doc: Suggest Btrfs with compression instead of ext4 for root partition.
Date: Tue, 07 Apr 2020 09:07:50 +0200

Jonathan Brielmaier <address@hidden> writes:

> No, I did run openSUSE on btrfs, there was no Guix involved at all. But
> btrfs seemed to be the root case of all my troubles (performance,
> hang-ups etc).

When did you try this?  Maybe some issues have been fixed in the
I've used Btrfs on a few computers for many months now and it's been a
bliss.  Of course experiences vary ;)

>>> Further do we need all this rollback stuff from btrfs if we have it
>>> already in Guix?
>> Btrfs has many benefits over Ext3:
>> it offers compression to about 30% on average, it supports subvolumes,
>> snapshots and snapshot syncing, and much more.
> Snapshots did fill up my disk.

What do you mean?

> I had no use for them on my laptop. On a
> Guix System even less, because you have rollbacks from the package
> manager :)

Snapshots are not just for rollbacks: you can sync them across the
network to a remote machine.  This allows you to deploy disk images very

>> For all these reasons I believe Btrfs is a good default for the OSes of 
>> tomorrow! :)
> So maybe create a config for the OSes of tomorrow: btrfs, wireguard,
> rust etc :P

In the end, what I'm suggesting is this issue is merely a

Currently Guix is very annoying to use on small Ext4 partitions, e.g. a
64 GiB SSD.  With compression on, you suddenly get 3x more space for
your /gnu/store :)

Pierre Neidhardt

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