Re: BTRFS snapshot space consumption (was: New laptop: need advice on choice...)
- Date: Sat, 13 Apr 2019 23:18:34 +0200
- From: deloptes <deloptes@xxxxxxxxx>
- Subject: Re: BTRFS snapshot space consumption (was: New laptop: need advice on choice...)
Felix Miata wrote:
> Anders Andersson composed on 2019-04-13 17:31 (UTC+0200):
>> Felix Miata wrote:
>>> Because of its snapshotting, BTRFS requires considerably more space than
>>> older filesystems, as much as double.
>> A btrfs snapshot takes approximately zero space. Where did you get
>> this idea from?
> (not an exhaustive list)
> 1: "Disk Space Full Because of Snapper" on
> 2: Since 2015, BTRFS has been the default / filesystem on openSUSE, which
> recommends minimum / filesystem size of 20GB for EXT4, compared to 40GB
> for BTRFS.
> 3: Much more common / filesystem freespace exhausted threads on mailing
> lists and web forums from BTRFS users compared to EXT4 users, with the
> usual recommendation to delete one or more snapshots to free space.
This time I like you :) and agree with you fully.
ext4 or xfs - these are most convenient, although also zfs might be an
option if one can manage it