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

From: Jonathan Brielmaier
Subject: [bug#40236] [PATCH] doc: Suggest Btrfs with compression instead of ext4 for root partition.
Date: Mon, 6 Apr 2020 22:42:09 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0

On 06.04.20 22:20, Pierre Neidhardt wrote:> Jonathan Brielmaier wrote on
Tue Mar 31 14:09:04+0200 2020
>>> * gnu/system/examples/desktop.tmpl: Adjust root file-system to use Btrfs.
>> I would oppose this change as I had too much troubles with Btrfs on my
>> openSUSE machines. I used a simple partition layout spanning the whole
>> disk. AFAIK this is not really recommended with btrfs. My laptop was
>> from time to time unusable until I reinstalled it with ext4...
> This is for Guix System only.  Did you mean that it would be problematic
> if you were running openSUSE in dual boot?

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).

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

> 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

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