reduce RAM requirements to 1GB

Author: Mic92

README.md

@@ -81,7 +81,7 @@ data has been migrated.
   - The machine must be reachable over the public internet or local network.
     Nixos-anywhere does not support wifi networks. If a VPN is needed, define a
     custom installer via the --kexec flag which connects to your VPN.
-  - (when `kexec` is used) must have at least 1.5 GB of RAM, excluding swap.
+  - (when `kexec` is used) must have at least 1 GB of RAM, excluding swap.
 
 ## How to use nixos-anywhere
 

docs/requirements.md

@@ -39,4 +39,4 @@ custom installer via the --kexec flag which connects to your VPN.
        [different kexec image](./howtos/INDEX.md#using-your-own-kexec-image)
        manually.
    - **Memory Requirements:**
-     - At least 1.5 GB of RAM (excluding swap space).
+     - At least 1 GB of RAM (excluding swap space).

tests/from-nixos-build-on-remote.nix

@@ -6,7 +6,7 @@
       installer = ./modules/installer.nix;
       installed = {
         services.openssh.enable = true;
-        virtualisation.memorySize = 1512;
+        virtualisation.memorySize = 1024;
 
         users.users.root.openssh.authorizedKeys.keyFiles = [ ./modules/ssh-keys/ssh.pub ];
       };

tests/from-nixos-with-sudo.nix

@@ -4,7 +4,7 @@
     installer = ./modules/installer.nix;
     installed = {
       services.openssh.enable = true;
-      virtualisation.memorySize = 1512;
+      virtualisation.memorySize = 1024;
 
       users.users.nixos = {
         isNormalUser = true;

tests/from-nixos.nix

@@ -6,7 +6,7 @@
       installer = ./modules/installer.nix;
       installed = {
         services.openssh.enable = true;
-        virtualisation.memorySize = 1512;
+        virtualisation.memorySize = 1024;
 
         users.users.root.openssh.authorizedKeys.keyFiles = [ ./modules/ssh-keys/ssh.pub ];
       };