[REMED-230] Adding template for OOMKilled monitors (#21343)

* Adding template for oom killed monitors

* Adding required link in manifest file

Author: ameena-zehra

kubernetes/assets/monitors/monitor_pod_oomkilled.json

@@ -0,0 +1,33 @@
+{
+  "version": 2,
+  "created_at": "2025-09-15",
+  "last_updated_at": "2025-09-15",
+  "title": "Pod is in an OOMKilled state",
+  "tags": [
+    "integration:kubernetes"
+  ],
+  "description": "The status OOMKilled means that a container was killed because it exceeded memory limits or the node ran out of available memory. This monitor tracks when a pod is in an OOMKilled state for your Kubernetes integration.",
+  "definition": {
+    "message": "pod {{pod_name.name}} is in OOMKilled on {{kube_namespace.name}} \n This could happen for several reasons, for example insufficient memory limits, memory leaks in the application, or the node running out of available memory.",
+    "name": "[Kubernetes] Pod {{pod_name.name}} is OOMKilled on namespace {{kube_namespace.name}}",
+    "options": {
+      "escalation_message": "",
+      "include_tags": true,
+      "locked": false,
+      "new_host_delay": 300,
+      "notify_audit": true,
+      "notify_no_data": false,
+      "renotify_interval": 0,
+      "require_full_window": false,
+      "thresholds": {
+        "critical": 1
+      },
+      "timeout_h": 0
+    },
+    "query": "max(last_10m):default_zero(max:kubernetes_state.container.status_report.count.waiting{reason:oomkilled} by {kube_cluster_name,kube_namespace,pod_name}) >= 1",
+    "tags": [
+      "integration:kubernetes"
+    ],
+    "type": "query alert"
+  }
+}

kubernetes/manifest.json

@@ -71,6 +71,7 @@
       "Nodes are unavailable": "assets/monitors/monitor_node_unavailable.json",
       "Pod is in a CrashloopBackOff state": "assets/monitors/monitor_pod_crashloopbackoff.json",
       "Pod is in an ImagePullBackOff state": "assets/monitors/monitor_pod_imagepullbackoff.json",
+      "Pod is in an OOMKilled state": "assets/monitors/monitor_pod_oomkilled.json",
       "Pods are failing": "assets/monitors/monitor_pods_failed_state.json",
       "Pods are restarting": "assets/monitors/monitor_pods_restarting.json",
       "Kubernetes Statefulset Replicas are failing": "assets/monitors/monitor_statefulset_replicas.json"