From a5bec3e5436e67f50eab3de64c5f2b000888a03d Mon Sep 17 00:00:00 2001
From: Brad Stein <Brad.Stein@gmail.com>
Date: Sun, 18 Jan 2026 11:43:28 -0300
Subject: [PATCH] monitoring: avoid titan-22 for core pods

---
 services/monitoring/helmrelease.yaml | 36 ++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/services/monitoring/helmrelease.yaml b/services/monitoring/helmrelease.yaml
index bc818da..8ec0509 100644
--- a/services/monitoring/helmrelease.yaml
+++ b/services/monitoring/helmrelease.yaml
@@ -15,6 +15,15 @@ spec:
         name: prometheus
         namespace: flux-system
   values:
+    affinity:
+      nodeAffinity:
+        requiredDuringSchedulingIgnoredDuringExecution:
+          nodeSelectorTerms:
+            - matchExpressions:
+                - key: kubernetes.io/hostname
+                  operator: NotIn
+                  values:
+                    - titan-22
     prometheusScrape: false
 
 ---
@@ -72,6 +81,15 @@ spec:
       persistentVolume:
         enabled: true
         size: 100Gi
+      affinity:
+        nodeAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+            nodeSelectorTerms:
+              - matchExpressions:
+                  - key: kubernetes.io/hostname
+                    operator: NotIn
+                    values:
+                      - titan-22
 
       # Enable built-in Kubernetes scraping
       scrape:
@@ -280,6 +298,15 @@ spec:
       enabled: true
       size: 20Gi
       storageClassName: astreae
+    affinity:
+      nodeAffinity:
+        requiredDuringSchedulingIgnoredDuringExecution:
+          nodeSelectorTerms:
+            - matchExpressions:
+                - key: kubernetes.io/hostname
+                  operator: NotIn
+                  values:
+                    - titan-22
     deploymentStrategy:
       type: Recreate
     service:
@@ -500,6 +527,15 @@ spec:
         name: prometheus
         namespace: flux-system
   values:
+    affinity:
+      nodeAffinity:
+        requiredDuringSchedulingIgnoredDuringExecution:
+          nodeSelectorTerms:
+            - matchExpressions:
+                - key: kubernetes.io/hostname
+                  operator: NotIn
+                  values:
+                    - titan-22
     ingress:
       enabled: true
       ingressClassName: traefik