diff --git a/clusters/cl01tl/manifests/rook-ceph/CephCluster-rook-ceph.yaml b/clusters/cl01tl/manifests/rook-ceph/CephCluster-rook-ceph.yaml
index afb688e37..dc855b207 100644
--- a/clusters/cl01tl/manifests/rook-ceph/CephCluster-rook-ceph.yaml
+++ b/clusters/cl01tl/manifests/rook-ceph/CephCluster-rook-ceph.yaml
@@ -7,9 +7,8 @@ spec:
   monitoring:
     enabled: true
   cephVersion:
-    image: "quay.io/ceph/ceph:v19.2.3-20250717"
+    image: "quay.io/ceph/ceph:v20.2.1@sha256:0bae386bc859cd9a05b804d1ca16cca8853a64f90809044e2bf43095419dc337"
     allowUnsupported: false
-    imagePullPolicy: IfNotPresent
   cephConfig:
     osd:
       bluestore_slow_ops_warn_lifetime: "60"
@@ -105,57 +104,49 @@ spec:
   removeOSDsIfOutAndSafeToRemove: false
   resources:
     cleanup:
-      limits:
-        memory: 1Gi
+      limits: {}
       requests:
-        cpu: 500m
+        cpu: 10m
         memory: 100Mi
     crashcollector:
-      limits:
-        memory: 60Mi
+      limits: {}
       requests:
-        cpu: 100m
-        memory: 60Mi
+        cpu: 10m
+        memory: 20Mi
     exporter:
-      limits:
-        memory: 128Mi
+      limits: {}
       requests:
-        cpu: 50m
-        memory: 50Mi
+        cpu: 10m
+        memory: 20Mi
     logcollector:
-      limits:
-        memory: 1Gi
+      limits: {}
       requests:
-        cpu: 100m
+        cpu: 10m
         memory: 100Mi
     mgr:
-      limits:
-        memory: 1Gi
+      limits: {}
       requests:
         cpu: 100m
-        memory: 512Mi
+        memory: 500Mi
     mgr-sidecar:
-      limits:
-        memory: 100Mi
+      limits: {}
       requests:
         cpu: 100m
         memory: 40Mi
     mon:
-      limits:
-        memory: 2Gi
+      limits: {}
       requests:
-        cpu: 200m
-        memory: 256Mi
+        cpu: 100m
+        memory: 750Mi
     osd:
-      limits:
-        memory: 4Gi
+      limits: {}
       requests:
         cpu: 100m
         memory: 2Gi
     prepareosd:
       requests:
         cpu: 100m
-        memory: 128Mi
+        memory: 200Mi
   skipUpgradeChecks: false
   storage:
     config:
diff --git a/clusters/cl01tl/manifests/rook-ceph/CephFilesystem-ceph-filesystem.yaml b/clusters/cl01tl/manifests/rook-ceph/CephFilesystem-ceph-filesystem.yaml
index db3b12e99..d39542920 100644
--- a/clusters/cl01tl/manifests/rook-ceph/CephFilesystem-ceph-filesystem.yaml
+++ b/clusters/cl01tl/manifests/rook-ceph/CephFilesystem-ceph-filesystem.yaml
@@ -17,6 +17,8 @@ spec:
     activeStandby: true
     priorityClassName: system-cluster-critical
     resources:
-      requests:
-        cpu: 1000m
+      limits:
         memory: 4Gi
+      requests:
+        cpu: 100m
+        memory: 400Mi
diff --git a/clusters/cl01tl/manifests/rook-ceph/ConfigMap-rook-ceph-operator-config.yaml b/clusters/cl01tl/manifests/rook-ceph/ConfigMap-rook-ceph-operator-config.yaml
index 7fc007d02..c40890551 100644
--- a/clusters/cl01tl/manifests/rook-ceph/ConfigMap-rook-ceph-operator-config.yaml
+++ b/clusters/cl01tl/manifests/rook-ceph/ConfigMap-rook-ceph-operator-config.yaml
@@ -53,7 +53,7 @@ data:
   ROOK_CSI_ENABLE_NFS: "false"
   CSI_FORCE_CEPHFS_KERNEL_CLIENT: "true"
   CSI_GRPC_TIMEOUT_SECONDS: "150"
-  CSI_PROVISIONER_REPLICAS: "3"
+  CSI_PROVISIONER_REPLICAS: "2"
   CSI_RBD_PROVISIONER_RESOURCE: "- name : csi-provisioner\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-resizer\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-attacher\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-snapshotter\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-rbdplugin\n  resource:\n    requests:\n      memory: 512Mi\n    limits:\n      memory: 1Gi\n- name : csi-omap-generator\n  resource:\n    requests:\n      memory: 512Mi\n      cpu: 250m\n    limits:\n      memory: 1Gi\n- name : liveness-prometheus\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 50m\n    limits:\n      memory: 256Mi\n"
   CSI_RBD_PLUGIN_RESOURCE: "- name : driver-registrar\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 50m\n    limits:\n      memory: 256Mi\n- name : csi-rbdplugin\n  resource:\n    requests:\n      memory: 512Mi\n      cpu: 250m\n    limits:\n      memory: 1Gi\n- name : liveness-prometheus\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 50m\n    limits:\n      memory: 256Mi\n"
   CSI_CEPHFS_PROVISIONER_RESOURCE: "- name : csi-provisioner\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-resizer\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-attacher\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-snapshotter\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 100m\n    limits:\n      memory: 256Mi\n- name : csi-cephfsplugin\n  resource:\n    requests:\n      memory: 512Mi\n      cpu: 250m\n    limits:\n      memory: 1Gi\n- name : liveness-prometheus\n  resource:\n    requests:\n      memory: 128Mi\n      cpu: 50m\n    limits:\n      memory: 256Mi\n"
diff --git a/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-operator.yaml b/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-operator.yaml
index ee0175982..f1f5f7898 100644
--- a/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-operator.yaml
+++ b/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-operator.yaml
@@ -72,11 +72,10 @@ spec:
                 fieldRef:
                   fieldPath: metadata.namespace
           resources:
-            limits:
-              memory: 512Mi
+            limits: {}
             requests:
-              cpu: 200m
-              memory: 128Mi
+              cpu: 100m
+              memory: 100Mi
       serviceAccountName: rook-ceph-system
       volumes:
         - name: rook-config
diff --git a/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-tools.yaml b/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-tools.yaml
index ce31191db..fe65d9a5b 100644
--- a/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-tools.yaml
+++ b/clusters/cl01tl/manifests/rook-ceph/Deployment-rook-ceph-tools.yaml
@@ -18,7 +18,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
         - name: rook-ceph-tools
-          image: quay.io/ceph/ceph:v19.2.3-20250717
+          image: quay.io/ceph/ceph:v20.2.1@sha256:0bae386bc859cd9a05b804d1ca16cca8853a64f90809044e2bf43095419dc337
           command:
             - /bin/bash
             - -c
@@ -109,11 +109,10 @@ spec:
                   name: rook-ceph-mon
                   key: ceph-username
           resources:
-            limits:
-              memory: 1Gi
+            limits: {}
             requests:
-              cpu: 100m
-              memory: 128Mi
+              cpu: 1m
+              memory: 10Mi
           volumeMounts:
             - mountPath: /etc/ceph
               name: ceph-config