openshift · paigerube14 · Feb 12, 2026 · Feb 12, 2026
diff --git a/...onfig/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-nightly-upgrade.yaml b/...onfig/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-nightly-upgrade.yaml
@@ -64,7 +64,6 @@ tests:
       BASE_DOMAIN: aws.rhperfscale.org
       CDV2_ITERATION_MULTIPLIER: "11"
       ENABLE_FORCE: "true"
-      GC: "false"
       MAX_UNAVAILABLE: "3"
       USER_TAGS: |
         TicketId 419
@@ -76,8 +75,7 @@ tests:
     - chain: ipi-aws-post
     pre:
     - chain: ipi-aws-pre-stableinitial
-    - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     workflow: openshift-qe-upgrade
 - always_run: false
   as: chaos-gcp-loaded-upgrade-415to416
@@ -90,15 +88,13 @@ tests:
     env:
       CDV2_ITERATION_MULTIPLIER: "11"
       ENABLE_FORCE: "true"
-      GC: "false"
       MAX_UNAVAILABLE: "3"
     observers:
       enable:
       - redhat-chaos-cerberus
       - redhat-chaos-pod-scenarios-random-system-pods-observer
     test:
-    - ref: redhat-chaos-start-krkn
-    - chain: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - ref: openshift-qe-upgrade
     workflow: redhat-chaos-installer-gcp
 zz_generated_metadata:

diff --git a/...haos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-nightly-x86-cpou-upgrade-4.14.yaml b/...haos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-nightly-x86-cpou-upgrade-4.14.yaml
@@ -69,7 +69,6 @@ tests:
       BASE_DOMAIN: aws.rhperfscale.org
       CDV2_ITERATION_MULTIPLIER: "10"
       CONTROL_PLANE_INSTANCE_TYPE: m5.xlarge
-      GC: "false"
       MCO_CONF_DAY2_CUSTOM_MCP: '[{"mcp_name": "infra"}]'
       PAUSED_MCP_NAME: worker infra
       USER_TAGS: |
@@ -93,8 +92,7 @@ tests:
           cpu: 100m
           memory: 200Mi
     - chain: openshift-qe-upgrade-max-unavailable
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - chain: openshift-upgrade-qe-sanity-cpou
     workflow: redhat-chaos-installer-aws
 zz_generated_metadata:

diff --git a/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-nightly.yaml b/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-nightly.yaml
@@ -92,15 +92,14 @@ tests:
     env:
       BASE_DOMAIN: aws.rhperfscale.org
       CDV2_ITERATION_MULTIPLIER: "11"
-      GC: "false"
       SPOT_INSTANCES: "false"
       USER_TAGS: |
         TicketId 419
     observers:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - ref: redhat-chaos-zone-outage
     workflow: redhat-chaos-installer-aws
 - always_run: false
@@ -109,13 +108,12 @@ tests:
     cluster_profile: gcp-chaos
     env:
       CDV2_ITERATION_MULTIPLIER: "11"
-      GC: "false"
       PROFILE_TYPE: reporting
     observers:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-control-plane-tests
     - chain: redhat-chaos-krkn-hub-worker-node-tests
     - ref: redhat-chaos-power-outage
@@ -134,7 +132,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-control-plane-tests
     - chain: redhat-chaos-krkn-hub-worker-node-tests
     - ref: redhat-chaos-power-outage
@@ -174,14 +172,13 @@ tests:
       ARO_MASTER_VM_SIZE: Standard_D16s_v3
       ARO_WORKER_VM_SIZE: Standard_D8s_v3
       CDV2_ITERATION_MULTIPLIER: "11"
-      GC: "false"
       PROFILE_TYPE: reporting
       TELEMETRY_GROUP: prow-ocp-aro-4.16
     observers:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-etcd-tests
     - chain: redhat-chaos-krkn-hub-console-tests
     - ref: redhat-chaos-pod-scenarios-prometheus-disruption
@@ -196,14 +193,13 @@ tests:
       ARO_MASTER_VM_SIZE: Standard_D16s_v3
       ARO_WORKER_VM_SIZE: Standard_D8s_v3
       CDV2_ITERATION_MULTIPLIER: "10"
-      GC: "false"
       PROFILE_TYPE: reporting
       TELEMETRY_GROUP: prow-ocp-aro-4.16
     observers:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - ref: redhat-chaos-network-chaos
     - ref: redhat-chaos-pod-network-chaos
     - chain: redhat-chaos-hog-scenarios

diff --git a/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-sdn2ovn.yaml b/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.16-sdn2ovn.yaml
@@ -84,8 +84,7 @@ tests:
       - redhat-chaos-pod-network-chaos-observer
     test:
     - ref: openshift-qe-connectivity-check
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - chain: openshift-qe-sdn-ovn-migration
     workflow: redhat-chaos-installer-aws-sdn
 - as: chaos-aws-after-limited-live-sdn2ovn-migration
@@ -111,9 +110,8 @@ tests:
       - redhat-chaos-cerberus
     test:
     - ref: openshift-qe-connectivity-check
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: openshift-qe-sdn-ovn-migration
-    - ref: redhat-chaos-start-krkn
     - chain: redhat-chaos-pod-scenarios
     - ref: redhat-chaos-pod-network-chaos
     - chain: redhat-chaos-hog-scenarios

diff --git a/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.17-nightly.yaml b/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.17-nightly.yaml
@@ -96,7 +96,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-control-plane-tests
     - chain: redhat-chaos-krkn-hub-worker-node-tests
     - ref: redhat-chaos-power-outage
@@ -119,7 +119,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-control-plane-tests
     - chain: redhat-chaos-krkn-hub-worker-node-tests
     - ref: redhat-chaos-power-outage
@@ -162,7 +162,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - ref: redhat-chaos-node-disruptions-master-outage
     workflow: redhat-chaos-installer-ibmcloud-ipi-ovn
 - always_run: false
@@ -182,7 +182,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-etcd-tests
     - chain: redhat-chaos-krkn-hub-console-tests
     - ref: redhat-chaos-pod-scenarios-prometheus-disruption
@@ -204,7 +204,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - ref: redhat-chaos-network-chaos
     - ref: redhat-chaos-pod-network-chaos
     - chain: redhat-chaos-hog-scenarios

diff --git a/...onfig/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.18-nightly-upgrade.yaml b/...onfig/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.18-nightly-upgrade.yaml
@@ -78,8 +78,8 @@ tests:
     - chain: ipi-aws-post
     pre:
     - chain: ipi-aws-pre-stableinitial
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
+
     workflow: openshift-qe-upgrade
 - as: chaos-aws-loaded-upgrade-417to418-node-scenarios
   cron: 0 1 11 * *
@@ -107,8 +107,8 @@ tests:
     - chain: ipi-aws-post
     pre:
     - chain: ipi-aws-pre-stableinitial
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
+
     workflow: openshift-qe-upgrade
 - as: chaos-gcp-loaded-upgrade-417to418-node-scenarios
   cron: 0 12 5 * *
@@ -127,8 +127,8 @@ tests:
       - redhat-chaos-cerberus
       - redhat-chaos-node-disruptions-worker-outage-observer
     test:
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
+
     - ref: openshift-qe-upgrade
     workflow: redhat-chaos-installer-gcp
 zz_generated_metadata:

diff --git a/...haos/prow-scripts/redhat-chaos-prow-scripts-main__4.18-nightly-x86-cpou-upgrade-4.16.yaml b/...haos/prow-scripts/redhat-chaos-prow-scripts-main__4.18-nightly-x86-cpou-upgrade-4.16.yaml
@@ -86,8 +86,7 @@ tests:
           cpu: 100m
           memory: 200Mi
     - chain: openshift-qe-upgrade-max-unavailable
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - chain: openshift-upgrade-qe-sanity-cpou
 - always_run: false
   as: loaded-upgrade-416to418-gcp
@@ -117,8 +116,7 @@ tests:
           cpu: 100m
           memory: 200Mi
     - chain: openshift-qe-upgrade-max-unavailable
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - chain: openshift-upgrade-qe-sanity-cpou
     workflow: redhat-chaos-installer-gcp-ipi-ovn-etcd-encryption-fips
 zz_generated_metadata:

diff --git a/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.18-nightly.yaml b/...erator/config/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.18-nightly.yaml
@@ -123,7 +123,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - ref: openshift-qe-udn-density-pods
     - chain: redhat-chaos-krkn-hub-etcd-tests
     - chain: redhat-chaos-krkn-hub-console-tests
@@ -297,7 +297,7 @@ tests:
       - redhat-chaos-cerberus
     test:
     - chain: workers-scale
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-control-plane-tests
     - chain: redhat-chaos-krkn-hub-worker-node-tests
     - ref: redhat-chaos-power-outage
@@ -311,7 +311,7 @@ tests:
       SPOT_INSTANCES: "false"
       TELEMETRY_GROUP: prow-ocp-4.18
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-syn-flood
     workflow: redhat-chaos-installer-aws-compact
 - as: krkn-hub-node-tests-azure-multiarch
@@ -344,7 +344,7 @@ tests:
     test:
     - ref: ipi-install-heterogeneous
     - chain: workers-scale
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-control-plane-tests
     - chain: redhat-chaos-krkn-hub-worker-node-tests
     - ref: redhat-chaos-power-outage
@@ -396,7 +396,7 @@ tests:
       enable:
       - redhat-chaos-cerberus
     test:
-    - ref: openshift-qe-cluster-density-v2
+    - chain: redhat-chaos-load-and-start
     - chain: redhat-chaos-krkn-hub-control-plane-tests
     - chain: redhat-chaos-krkn-hub-worker-node-tests
     - ref: redhat-chaos-power-outage

diff --git a/...onfig/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.19-nightly-upgrade.yaml b/...onfig/redhat-chaos/prow-scripts/redhat-chaos-prow-scripts-main__4.19-nightly-upgrade.yaml
@@ -87,8 +87,7 @@ tests:
     - chain: ipi-aws-post
     pre:
     - chain: ipi-aws-pre-stableinitial
-    - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     workflow: openshift-qe-upgrade
 - as: chaos-aws-loaded-upgrade-418to419-node-scenarios
   cron: 0 1 11 * *
@@ -116,8 +115,7 @@ tests:
     - chain: ipi-aws-post
     pre:
     - chain: ipi-aws-pre-stableinitial
-    - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     workflow: openshift-qe-upgrade
 - as: chaos-aws-ipsec-loaded-upgrade-418to419-pod-scenarios
   cron: 0 12 11 * *
@@ -146,8 +144,7 @@ tests:
     - ref: ovn-conf
     - ref: ovn-conf-ipsec-manifest
     - chain: ipi-install-stableinitial
-    - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     workflow: openshift-qe-upgrade
 - as: chaos-aws-ipsec-loaded-upgrade-418to419-node-scenarios
   cron: 0 1 11 * *
@@ -179,8 +176,7 @@ tests:
     - ref: ovn-conf
     - ref: ovn-conf-ipsec-manifest
     - chain: ipi-install-stableinitial
-    - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     workflow: openshift-qe-upgrade
 - as: chaos-gcp-loaded-upgrade-418to419-node-scenarios
   cron: 0 12 5 * *
@@ -200,8 +196,7 @@ tests:
       - redhat-chaos-cerberus
       - redhat-chaos-node-disruptions-worker-outage-observer
     test:
-    - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - ref: openshift-qe-upgrade
     workflow: openshift-qe-installer-gcp
 - as: chaos-gcp-loaded-upgrade-418to419-pod-scenarios
@@ -223,7 +218,6 @@ tests:
       - redhat-chaos-pod-scenarios-random-system-pods-observer
     test:
     - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
     - ref: openshift-qe-upgrade
     workflow: openshift-qe-installer-gcp
 - as: chaos-gcp-fipsetcd-loaded-upgrade-418to419-node-scenarios
@@ -246,8 +240,7 @@ tests:
       - redhat-chaos-cerberus
       - redhat-chaos-node-disruptions-worker-outage-observer
     test:
-    - chain: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - ref: openshift-qe-upgrade
     workflow: openshift-qe-installer-gcp-ipi-ovn-etcd-encryption-fips
 - as: chaos-gcp-fipsetcd-loaded-upgrade-418to419-pod-scenarios
@@ -270,8 +263,7 @@ tests:
       - redhat-chaos-cerberus
       - redhat-chaos-pod-scenarios-random-system-pods-observer
     test:
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - ref: openshift-qe-upgrade
     workflow: openshift-qe-installer-gcp-ipi-ovn-etcd-encryption-fips
 - always_run: false
@@ -306,8 +298,7 @@ tests:
     test:
     - ref: ipi-install-heterogeneous
     - chain: workers-scale
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - ref: openshift-qe-upgrade
     workflow: openshift-qe-installer-azure
 - always_run: false
@@ -341,8 +332,7 @@ tests:
     test:
     - ref: ipi-install-heterogeneous
     - chain: workers-scale
-    - ref: openshift-qe-cluster-density-v2
-    - ref: redhat-chaos-start-krkn
+    - chain: redhat-chaos-load-and-start
     - ref: openshift-qe-upgrade
     workflow: openshift-qe-installer-azure
 zz_generated_metadata: