Fix gpu-exporter and prometheus demo

docs/top/prometheus.md

@@ -32,8 +32,6 @@ $ kubectl apply -f kubernetes-artifacts/prometheus/gpu-exporter.yaml
 
 !!! note
 
-    * the prometheus and gpu-exporter components should be deployed in namespace ``kube-system``, and so that ``arena top job <job name>`` can work.
-
     * if the your prometheus has been existed in cluster,please make sure the k8s service whose port is 9090 has the label `kubernetes.io/service-name=prometheus-server` 
 
 3\. You can check the GPU metrics by prometheus SQL request

kubernetes-artifacts/prometheus/gpu-exporter.yaml

@@ -21,17 +21,13 @@ spec:
                 operator: Exists
       hostPID: true
       volumes:
-      - hostPath:
-          path: /var/run/docker.sock
-          type: FileOrCreate
-        name: docker-sock
       - hostPath:
           path: /run/containerd/containerd.sock
-          type: FileOrCreate
+          type: Socket
         name: containerd-sock
       containers:
       - name: node-gpu-exporter
-        image: registry.cn-hangzhou.aliyuncs.com/acs/gpu-prometheus-exporter:0.1-0e21b28
+        image: registry.cn-hangzhou.aliyuncs.com/acs/gpu-prometheus-exporter:v1.0.1-b2c2f9b
         imagePullPolicy: Always
         ports:
         - containerPort: 9445
@@ -40,11 +36,9 @@ spec:
             memory: 30Mi
             cpu: 100m
           limits:
-            memory: 50Mi
-            cpu: 200m
+            memory: 2000Mi
+            cpu: 1000m
         volumeMounts:
-        - mountPath: /var/run/docker.sock
-          name: docker-sock
         - mountPath: /run/containerd/containerd.sock
           name: containerd-sock
 

kubernetes-artifacts/prometheus/prometheus.yaml

@@ -7,13 +7,13 @@ data:
   storage-retention: 360h
 ---
 
-apiVersion: rbac.authorization.k8s.io/v1beta1
+apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
   name: prometheus
   namespace: arena-system
 rules:
-  - apiGroups: ["", "extensions", "apps"]
+  - apiGroups: [""]
     resources:
     - nodes
     - nodes/proxy
@@ -32,7 +32,7 @@ metadata:
   name: prometheus
   namespace: arena-system
 ---
-apiVersion: rbac.authorization.k8s.io/v1beta1
+apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRoleBinding
 metadata:
   name: prometheus