Reserve node memory to reduce OOM kills

ansible_playbooks/ansible_hosts.yml

@@ -5,6 +5,7 @@ all:
       hosts:
         n1.thefij:
           nomad_node_role: both
+          nomad_reserved_memory: 1024
           # nomad_meta:
           #   hw_transcode.device: /dev/dri
           #   hw_transcode.type: intel
@@ -26,12 +27,13 @@ all:
               mode: "0755"
               read_only: false
         n2.thefij:
+          nomad_node_role: both
+          nomad_node_class: ingress
+          nomad_reserved_memory: 1024
           nfs_mounts:
             - src: 10.50.250.2:/srv/volumes
               path: /srv/volumes/moxy
               opts: proto=tcp,rw
-          nomad_node_class: ingress
-          nomad_node_role: both
           nomad_unique_host_volumes:
             - name: nextcloud-data
               path: /srv/volumes/nextcloud
@@ -47,6 +49,7 @@ all:
               read_only: false
         pi4:
           nomad_node_role: both
+          nomad_reserved_memory: 512
           nomad_meta:
             hw_transcode.device: /dev/video11
             hw_transcode.type: raspberry