feat: enable virtio balloon driver for dynamic memory resizing

Adds virtio_balloon kernel module to support live memory resize operations from the hypervisor without requiring VM reboot. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-09 09:59:09 +00:00
parent 1989053908
commit 6dc50bdcfc
1 changed files with 3 additions and 0 deletions
--- a/configuration.nix
+++ b/configuration.nix
@@ -20,6 +20,9 @@
    "console=tty1"
  ];

+  # Enable virtio balloon driver for dynamic memory resizing
+  boot.kernelModules = [ "virtio_balloon" ];
+
  systemd.services."serial-getty@ttyS0" = {
    enable = true;
    wantedBy = [ "getty.target" ]; # to start at boot