fix: retire one reasoning-predictor replica, give freed V100 to survivor via TP=2

k8s/apps/llm-serving/reasoning.yaml

@@ -28,7 +28,7 @@ spec:
       - --quantization=bitsandbytes
       - --dtype=float16
       - --kv-cache-dtype=auto
-      - --tensor-parallel-size=1
+      - --tensor-parallel-size=2
       - --max-model-len=16384
       - --gpu-memory-utilization=0.90
       - --max-num-seqs=4
@@ -85,11 +85,11 @@ spec:
         limits:
           cpu: '16'
           memory: 36Gi
-          nvidia.com/gpu: '1'
+          nvidia.com/gpu: '2'
         requests:
           cpu: '8'
           memory: 12Gi
-          nvidia.com/gpu: '1'
+          nvidia.com/gpu: '2'
       startupProbe:
         failureThreshold: 80
         httpGet:
@@ -103,8 +103,8 @@ spec:
         name: shm
     deploymentStrategy:
       type: Recreate
-    maxReplicas: 2
+    maxReplicas: 1
-    minReplicas: 2
+    minReplicas: 1
     nodeSelector:
       kubernetes.io/hostname: worker-1
     runtimeClassName: nvidia