diff --git a/clusters/wb/infrastructure/patches/opentelemetry-collector.yaml b/clusters/wb/infrastructure/patches/opentelemetry-collector.yaml
index d42e8ef..75436b7 100644
--- a/clusters/wb/infrastructure/patches/opentelemetry-collector.yaml
+++ b/clusters/wb/infrastructure/patches/opentelemetry-collector.yaml
@@ -44,7 +44,10 @@ spec:
         batch: {}
         k8sattributes: {}
       exporters:
-        otlp: null
+        otlp:
+          endpoint: http://openobserve-web.openobserve.svc.cluster.local:5080
+          tls:
+            insecure: true
         otlphttp/openobserve:
           endpoint: http://openobserve-web.openobserve.svc.cluster.local:5080/api/default
           headers:
diff --git a/clusters/wb/infrastructure/patches/postgres-exporter.yaml b/clusters/wb/infrastructure/patches/postgres-exporter.yaml
index 600d1ce..8f4767f 100644
--- a/clusters/wb/infrastructure/patches/postgres-exporter.yaml
+++ b/clusters/wb/infrastructure/patches/postgres-exporter.yaml
@@ -6,17 +6,67 @@ metadata:
 spec:
   interval: 5m
   timeout: 10m
+  chart:
+    spec:
+      version: 0.0.2-prod
   values:
     image:
-      name: cr.yandex/crp3ccidau046kdj8g9q/postgres-exporter:v0.18.1
+      name: cr.yandex/crp3ccidau046kdj8g9q/postgres-exporter:preprod_21350302
       pullPolicy: IfNotPresent
     serviceMonitor:
       enabled: true
       namespace: postgres-exporter
     config:
       datasource:
-        host: postgresql.postgresql.svc.cluster.local
+        host: sarex-vpsql-01.xc.wb.ru
         user: postgres
-        port: "5432"
+        port: '5432'
         database: postgres
         sslmode: disable
+    datasources:
+    - name: attachments
+      uri: sarex-vpsql-01.xc.wb.ru:5432/attachments_db?sslmode=disable
+    - name: bim
+      uri: sarex-vpsql-01.xc.wb.ru:5432/bim_db?sslmode=disable
+    - name: checklists
+      uri: sarex-vpsql-01.xc.wb.ru:5432/checklists_db?sslmode=disable
+    - name: contracts
+      uri: sarex-vpsql-01.xc.wb.ru:5432/contracts_db?sslmode=disable
+    - name: documentations
+      uri: sarex-vpsql-01.xc.wb.ru:5432/documentations_db?sslmode=disable
+    - name: drawings
+      uri: sarex-vpsql-01.xc.wb.ru:5432/drawings_db?sslmode=disable
+    - name: eav
+      uri: sarex-vpsql-01.xc.wb.ru:5432/eav_db?sslmode=disable
+    - name: flows
+      uri: sarex-vpsql-01.xc.wb.ru:5432/flows_db?sslmode=disable
+    - name: glitchtip
+      uri: sarex-vpsql-01.xc.wb.ru:5432/glitchtip?sslmode=disable
+    - name: inspections
+      uri: sarex-vpsql-01.xc.wb.ru:5432/inspections_db?sslmode=disable
+    - name: issues
+      uri: sarex-vpsql-01.xc.wb.ru:5432/issues_db?sslmode=disable
+    - name: openobserve
+      uri: sarex-vpsql-01.xc.wb.ru:5432/openobserve?sslmode=disable
+    - name: pm
+      uri: sarex-vpsql-01.xc.wb.ru:5432/pm_db?sslmode=disable
+    - name: postgres
+      uri: sarex-vpsql-01.xc.wb.ru:5432/postgres?sslmode=disable
+    - name: resources
+      uri: sarex-vpsql-01.xc.wb.ru:5432/resources_db?sslmode=disable
+    - name: rfi
+      uri: sarex-vpsql-01.xc.wb.ru:5432/rfi_db?sslmode=disable
+    - name: sarex
+      uri: sarex-vpsql-01.xc.wb.ru:5432/sarex_db?sslmode=disable
+    - name: subscriptions
+      uri: sarex-vpsql-01.xc.wb.ru:5432/subscriptions_db?sslmode=disable
+    - name: system-log
+      uri: sarex-vpsql-01.xc.wb.ru:5432/system_log_db?sslmode=disable
+    - name: transmittal
+      uri: sarex-vpsql-01.xc.wb.ru:5432/transmittal_db?sslmode=disable
+    - name: workflows
+      uri: sarex-vpsql-01.xc.wb.ru:5432/workflows_db?sslmode=disable
+    - name: workspaces
+      uri: sarex-vpsql-01.xc.wb.ru:5432/workspaces_db?sslmode=disable
+    - name: zitadel
+      uri: sarex-vpsql-01.xc.wb.ru:5432/zitadel?sslmode=disable
diff --git a/clusters/wb/infrastructure/patches/prometheus-stack.yaml b/clusters/wb/infrastructure/patches/prometheus-stack.yaml
index 28cccfe..54a89cb 100644
--- a/clusters/wb/infrastructure/patches/prometheus-stack.yaml
+++ b/clusters/wb/infrastructure/patches/prometheus-stack.yaml
@@ -22,6 +22,63 @@ spec:
       enabled: false
     nodeExporter:
       enabled: false
+    extraServiceMonitors:
+      - name: zitadel-external-metrics
+        namespace: prometheus-stack
+        labels:
+          release: prometheus
+        spec:
+          endpoints:
+            - interval: 30s
+              scheme: https
+              path: /debug/metrics
+              port: https
+              tlsConfig:
+                serverName: login.sarex.io
+                insecureSkipVerify: false
+              relabelings:
+                - targetLabel: __address__
+                  replacement: login.sarex.io:443
+          namespaceSelector:
+            matchNames:
+              - prometheus-stack
+          selector:
+            matchLabels:
+              app: zitadel-metrics-ext
+      - name: prometheus-istio-ingressgateway
+        namespace: istio-system
+        labels:
+          release: prometheus
+        spec:
+          endpoints:
+            - interval: 15s
+              port: status-port
+          jobLabel: istio
+          namespaceSelector:
+            any: true
+          selector:
+            matchExpressions:
+              - key: istio
+                operator: In
+                values:
+                  - ingressgateway
+      - name: prometheus-istio-istiod
+        namespace: istio-system
+        labels:
+          release: prometheus
+        spec:
+          endpoints:
+            - interval: 15s
+              port: http-monitoring
+          jobLabel: istio
+          namespaceSelector:
+            any: true
+          selector:
+            matchExpressions:
+              - key: istio
+                operator: In
+                values:
+                  - pilot
     grafana:
       enabled: true
       adminUser: grafana-admin