logging: raise opensearch heap headroom

services/logging/opensearch-dashboards-helmrelease.yaml

@@ -29,14 +29,14 @@ spec:
             "theme:darkMode": true
     extraEnvs:
       - name: NODE_OPTIONS
-        value: "--max-old-space-size=512"
+        value: "--max-old-space-size=768"
     resources:
       requests:
         cpu: "200m"
-        memory: "512Mi"
+        memory: "768Mi"
       limits:
         cpu: "200m"
-        memory: "512Mi"
+        memory: "1Gi"
     affinity:
       nodeAffinity:
         requiredDuringSchedulingIgnoredDuringExecution:

services/logging/opensearch-helmrelease.yaml

@@ -31,13 +31,13 @@ spec:
     singleNode: true
     replicas: 1
     minimumMasterNodes: 1
-    opensearchJavaOpts: "-Xms1g -Xmx1g"
+    opensearchJavaOpts: "-Xms1536m -Xmx1536m"
     resources:
       requests:
         cpu: "500m"
         memory: "2Gi"
       limits:
-        memory: "2Gi"
+        memory: "3Gi"
     persistence:
       enabled: true
       storageClass: asteria