From 2e2f75dd6b8334215d5f7dcddd60e8374e4fa183 Mon Sep 17 00:00:00 2001
From: Mayne0213 <bluemayne0213@icloud.com>
Date: Wed, 7 Jan 2026 23:48:39 +0900
Subject: [PATCH] PERF(resources): remove CPU limits - keep memory limits only

- CPU throttling prevents app startup, not crashes
- Memory OOM is the real cascading failure cause
- CPU request ensures fair scheduling
---
 cert-manager/helm-values.yaml | 18 ++++++++++++------
 traefik/helm-values.yaml      |  8 ++++++++
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/cert-manager/helm-values.yaml b/cert-manager/helm-values.yaml
index 25642da..095a2b7 100644
--- a/cert-manager/helm-values.yaml
+++ b/cert-manager/helm-values.yaml
@@ -8,22 +8,28 @@ replicaCount: 1
 
 resources:
   requests:
-    cpu: 3m  # Reduced to 30% of original (10m -> 3m)
-    memory: 32Mi
+    cpu: 15m
+    memory: 64Mi
+  limits:
+    memory: 96Mi
 
 webhook:
   replicaCount: 1
   resources:
     requests:
-      cpu: 3m  # Reduced to 30% of original (10m -> 3m)
-      memory: 32Mi
+      cpu: 15m
+      memory: 64Mi
+    limits:
+      memory: 96Mi
 
 cainjector:
   replicaCount: 1
   resources:
     requests:
-      cpu: 3m  # Reduced to 30% of original (10m -> 3m)
-      memory: 32Mi
+      cpu: 15m
+      memory: 64Mi
+    limits:
+      memory: 96Mi
 
 # Prometheus metrics
 prometheus:
diff --git a/traefik/helm-values.yaml b/traefik/helm-values.yaml
index 5a6c7ad..0370e7f 100644
--- a/traefik/helm-values.yaml
+++ b/traefik/helm-values.yaml
@@ -9,6 +9,14 @@ spec:
     deployment:
       replicas: 3
 
+    # Resource limits
+    resources:
+      requests:
+        cpu: 50m
+        memory: 128Mi
+      limits:
+        memory: 192Mi
+
     # Pod Anti-Affinity - 가능하면 각 노드에 분산 배치 (soft)
     affinity:
       podAntiAffinity: