02/06: hydra: overdrive: Enable Btrfs compression.

[Maxim Cournoyer]

apteryx pushed a commit to branch master
in repository maintenance.

commit 0ba36942a26ab3a9df4a757fe2de8b580848685a
Author: Maxim Cournoyer <maxim.cournoyer@gmail.com>
AuthorDate: Fri Sep 23 08:19:54 2022 -0400

    hydra: overdrive: Enable Btrfs compression.
    
    * hydra/modules/sysadmin/overdrive.scm (%common-btrfs-options): New
    variable.
    (overdrive-system) [file-systems] </dev/sda3>: Use it for mount options.
---
 hydra/modules/sysadmin/overdrive.scm | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/hydra/modules/sysadmin/overdrive.scm 
b/hydra/modules/sysadmin/overdrive.scm
index ee879d1..43ad9dc 100644
--- a/hydra/modules/sysadmin/overdrive.scm
+++ b/hydra/modules/sysadmin/overdrive.scm
@@ -79,6 +79,9 @@
                   "balance" "start" "-dusage=5" "/"))
          "btrfs-balance"))
 
+(define %common-btrfs-options '(("compress-force" . "zstd")
+                                ("space_cache" . "v2")))
+
 (define* (overdrive-system name #:key wireguard-ip)
   (operating-system
     (host-name name)
@@ -94,7 +97,9 @@
     (file-systems (cons* (file-system
                            (device "/dev/sda3")
                            (mount-point "/")
-                           (type "btrfs"))
+                           (type "btrfs")
+                           (options (alist->file-system-options
+                                     %common-btrfs-options)))
                          (file-system
                            (device "/dev/sda1")
                            (mount-point "/boot/efi")