jellyfin: prefer gpu nodes by hostname

services/jellyfin/deployment.yaml

@@ -75,9 +75,31 @@ spec:
           volumeMounts:
             - name: config
               mountPath: /config
-      nodeSelector:
+      affinity:
-        accelerator: nvidia
+        nodeAffinity:
-        kubernetes.io/arch: arm64
+          preferredDuringSchedulingIgnoredDuringExecution:
+            - weight: 100
+              preference:
+                matchExpressions:
+                  - key: kubernetes.io/hostname
+                    operator: In
+                    values:
+                      - titan-22
+            - weight: 80
+              preference:
+                matchExpressions:
+                  - key: kubernetes.io/hostname
+                    operator: In
+                    values:
+                      - titan-20
+                      - titan-21
+            - weight: 60
+              preference:
+                matchExpressions:
+                  - key: kubernetes.io/hostname
+                    operator: In
+                    values:
+                      - titan-24
       securityContext:
         runAsUser: 1000 
         fsGroup: 65532