From e1a10b1536ad7df486edb45d621521c96bc510af Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Tue, 23 Jul 2019 09:04:03 +0100
Subject: [PATCH] enable fstrim on SSDs

This will run TRIM once a week using a systemd timer. Running TRIM regularly
will improves the performance and increases the SSDs lifespan. Since it is based
on the utillinux no additional package is required.
---
 common/pc/ssd/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/common/pc/ssd/default.nix b/common/pc/ssd/default.nix
index af0b495..00922e6 100644
--- a/common/pc/ssd/default.nix
+++ b/common/pc/ssd/default.nix
@@ -4,4 +4,6 @@
   boot.kernel.sysctl = {
     "vm.swappiness" = lib.mkDefault 1;
   };
+
+  services.fstrim.enable = lib.mkDefault true;
 }