Add more file system metrics to the pod and container graphs (#3961)

src/common/k8s-api/endpoints/daemon-set.api.ts

@@ -110,6 +110,8 @@ export function getMetricsForDaemonSets(daemonsets: DaemonSet[], namespace: stri
     cpuUsage: opts,
     memoryUsage: opts,
     fsUsage: opts,
+    fsWrites: opts,
+    fsReads: opts,
     networkReceive: opts,
     networkTransmit: opts,
   }, {

src/common/k8s-api/endpoints/deployment.api.ts

@@ -83,6 +83,8 @@ export function getMetricsForDeployments(deployments: Deployment[], namespace: s
     cpuUsage: opts,
     memoryUsage: opts,
     fsUsage: opts,
+    fsWrites: opts,
+    fsReads: opts,
     networkReceive: opts,
     networkTransmit: opts,
   }, {

src/common/k8s-api/endpoints/job.api.ts

@@ -133,6 +133,8 @@ export function getMetricsForJobs(jobs: Job[], namespace: string, selector = "")
     cpuUsage: opts,
     memoryUsage: opts,
     fsUsage: opts,
+    fsWrites: opts,
+    fsReads: opts,
     networkReceive: opts,
     networkTransmit: opts,
   }, {

src/common/k8s-api/endpoints/metrics.api.ts

@@ -65,6 +65,8 @@ export interface IResourceMetrics<T extends IMetrics> {
   cpuUsage: T;
   memoryUsage: T;
   fsUsage: T;
+  fsWrites: T;
+  fsReads: T;
   networkReceive: T;
   networkTransmit: T;
 }

src/common/k8s-api/endpoints/namespaces.api.ts

@@ -63,6 +63,8 @@ export function getMetricsForNamespace(namespace: string, selector = ""): Promis
     cpuUsage: opts,
     memoryUsage: opts,
     fsUsage: opts,
+    fsWrites: opts,
+    fsReads: opts,
     networkReceive: opts,
     networkTransmit: opts,
   }, {

src/common/k8s-api/endpoints/pods.api.ts

@@ -46,6 +46,8 @@ export function getMetricsForPods(pods: Pod[], namespace: string, selector = "po
     memoryRequests: opts,
     memoryLimits: opts,
     fsUsage: opts,
+    fsWrites: opts,
+    fsReads: opts,
     networkReceive: opts,
     networkTransmit: opts,
   }, {
@@ -57,7 +59,9 @@ export interface IPodMetrics<T = IMetrics> {
   [metric: string]: T;
   cpuUsage: T;
   memoryUsage: T;
-  fsUsage: T;
+  fsUsage: T,
+  fsWrites: T,
+  fsReads: T,
   networkReceive: T;
   networkTransmit: T;
   cpuRequests?: T;

src/common/k8s-api/endpoints/replica-set.api.ts

@@ -59,6 +59,8 @@ export function getMetricsForReplicaSets(replicasets: ReplicaSet[], namespace: s
     cpuUsage: opts,
     memoryUsage: opts,
     fsUsage: opts,
+    fsWrites: opts,
+    fsReads: opts,
     networkReceive: opts,
     networkTransmit: opts,
   }, {

src/common/k8s-api/endpoints/stateful-set.api.ts

@@ -62,6 +62,8 @@ export function getMetricsForStatefulSets(statefulSets: StatefulSet[], namespace
     cpuUsage: opts,
     memoryUsage: opts,
     fsUsage: opts,
+    fsWrites: opts,
+    fsReads: opts,
     networkReceive: opts,
     networkTransmit: opts,
   }, {