On Thu, Oct 03, 2019 at 12:01:43AM +0900, Maxim Cournoyer wrote:
> Hello Pierre!
> 
> Pierre Neidhardt <mail@ambrevar.xyz> writes:
> 
> > True.
> >
> > I've been using Btrfs for my data for a little while and I'm very happy
> > with it.
> >
> > I wonder how Btrfs fares for a Guix system.  In many ways, Guix
> > supersedes many of the features of Btrfs (snapshots and deduplication in
> > particular).  So I wonder if it's not redundant and possibly incurs a
> > waste of energy.
> >
> > What's your experience, Maxim?
<snip>
> 
> I haven't noticed much slow down (if at all?), and the 'lzo' compression
> keeps the /gnu/store size 30% smaller or so.
> 
> That sums it for now, I think.
> 

What mount options do you have? I realized i have compression enabled
but 'sudo compsize /gnu/store' doesn't show any compression happening.

(file-system
 (device (file-system-label "root"))
 (mount-point "/")
 (type "btrfs")
 (options "autodefrag,compress=lzo,discard,ssd_spread"))

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