From 7fb0be348747bc145a0b3d3d1dd064a6f222c4c5 Mon Sep 17 00:00:00 2001
From: jenkins <jenkins@bstein.dev>
Date: Sun, 10 May 2026 03:17:50 -0300
Subject: [PATCH] jenkins: spread ci agents and cap concurrency

---
 Jenkinsfile                               | 7 +++++++
 ci/Jenkinsfile.titan-iac                  | 7 +++++++
 services/jenkins/configmap-jcasc.yaml     | 2 +-
 services/logging/Jenkinsfile.data-prepper | 7 +++++++
 4 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/Jenkinsfile b/Jenkinsfile
index 0ce0704e..7420bf07 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -31,6 +31,13 @@ spec:
                   - titan-15
                   - titan-17
                   - titan-19
+  topologySpreadConstraints:
+    - maxSkew: 1
+      topologyKey: kubernetes.io/hostname
+      whenUnsatisfiable: ScheduleAnyway
+      labelSelector:
+        matchLabels:
+          jenkins/jenkins-jenkins-agent: "true"
   containers:
     - name: jnlp
       image: jenkins/inbound-agent:3355.v388858a_47b_33-2-jdk21
diff --git a/ci/Jenkinsfile.titan-iac b/ci/Jenkinsfile.titan-iac
index 9c246cbd..85f9310c 100644
--- a/ci/Jenkinsfile.titan-iac
+++ b/ci/Jenkinsfile.titan-iac
@@ -30,6 +30,13 @@ spec:
                   - titan-15
                   - titan-17
                   - titan-19
+  topologySpreadConstraints:
+    - maxSkew: 1
+      topologyKey: kubernetes.io/hostname
+      whenUnsatisfiable: ScheduleAnyway
+      labelSelector:
+        matchLabels:
+          jenkins/jenkins-jenkins-agent: "true"
   containers:
     - name: jnlp
       image: jenkins/inbound-agent:3355.v388858a_47b_33-2-jdk21
diff --git a/services/jenkins/configmap-jcasc.yaml b/services/jenkins/configmap-jcasc.yaml
index 5f9ecc09..f3d00542 100644
--- a/services/jenkins/configmap-jcasc.yaml
+++ b/services/jenkins/configmap-jcasc.yaml
@@ -468,7 +468,7 @@ data:
         plainText
       clouds:
       - kubernetes:
-          containerCapStr: "10"
+          containerCapStr: "4"
           connectTimeout: "20"
           readTimeout: "90"
           jenkinsUrl: "http://jenkins.jenkins.svc.cluster.local:8080"
diff --git a/services/logging/Jenkinsfile.data-prepper b/services/logging/Jenkinsfile.data-prepper
index f835c666..2d4b3f81 100644
--- a/services/logging/Jenkinsfile.data-prepper
+++ b/services/logging/Jenkinsfile.data-prepper
@@ -29,6 +29,13 @@ spec:
                   - titan-15
                   - titan-17
                   - titan-19
+  topologySpreadConstraints:
+    - maxSkew: 1
+      topologyKey: kubernetes.io/hostname
+      whenUnsatisfiable: ScheduleAnyway
+      labelSelector:
+        matchLabels:
+          jenkins/jenkins-jenkins-agent: "true"
   containers:
     - name: git
       image: alpine/git:2.47.1