Add additional PromQL operators to synthetic load

Signed-off-by: kushal shukla <[email protected]>

prombench/manifests/prombench/benchmark/6_loadgen.yaml

@@ -48,6 +48,28 @@ data:
         - expr: histogram_quantile(0.99, sum by(path, le) (rate(codelab_api_request_duration_seconds_bucket{method="POST"}[5m])))
         - expr: histogram_quantile(0.99, sum by(path, method, le) (rate(codelab_api_request_duration_seconds_bucket{method="POST"}[5m])))
         - expr: histogram_quantile(0.99, sum by(instance, le) (rate(codelab_api_request_duration_seconds_bucket{method="POST"}[5m])))
+      - name: arthematic_operation
+        interval: 10s
+        type: instant
+        queries:
+        - expr: sum(node_cpu_seconds_total)/sum(container_memory_rss)
+        - expr: rate(node_cpu_seconds_total[5m]) * 5
+        - expr: sum(go_gc_heap_goal_bytes)/sum(loadgen_query_duration_seconds_created)
+      - name: logic_operator
+        interval: 10s
+        type: instant
+        queries:
+        - expr: node_cpu_seconds_total{mode="nice"} and node_cpu_seconds_total{namespace="default"}
+        - expr: container_ulimits_soft{namespace="kube-system"} or container_ulimits_soft{cloud_google_com_gke_nodepool="main-node"}
+        - expr: node_cpu_seconds_total{mode!="iowait"} and node_cpu_seconds_total{mode!="irq"}
+        - expr: node_cpu_seconds_total{mode="user"} and on(cpu) (node_cpu_seconds_total{cpu!~"0|1"})
+      - name: topk
+        interval: 10s
+        type: instant
+        queries:
+        - expr: topk(3, sum(rate(node_cpu_seconds_total{mode="user"}[5m])) by (instance))
+        - expr: topk(5,sum(container_ulimits_soft{namespace="kube-system"}[5m]))     
+        - expr: topk(3, sum(container_memory_usage_bytes) by (pod))
 ---
 apiVersion: apps/v1
 kind: Deployment