linux agents and trigger new pipeline only

kubernetes/buildkite/linux.yaml

@@ -18,7 +18,7 @@ metadata:
   name: linux
   namespace: buildkite
 spec:
-  replicas: 6
+  replicas: 3
   strategy:
     rollingUpdate:
       maxUnavailable: 1
@@ -37,11 +37,11 @@ spec:
           image: gcr.io/llvm-premerge-checks/buildkite-linux:latest
           resources:
             limits:
-              cpu: 30
-              memory: 80Gi
+              cpu: 55
+              memory: 200Gi
             requests:
-              cpu: 30
-              memory: 80Gi
+              cpu: 55
+              memory: 200Gi
           volumeMounts:
             - name: github-ssh
               mountPath: /mnt/ssh
@@ -78,5 +78,5 @@ spec:
         - name: workdir
           emptyDir: {}
       nodeSelector:
-        cloud.google.com/gke-nodepool: linux-agents-2
+        cloud.google.com/gke-nodepool: linux-56
       terminationGracePeriodSeconds: 30

scripts/pipeline_create_branch.py

@@ -77,20 +77,20 @@ if __name__ == '__main__':
         'env': env
     }]
     if run_build:
-        trigger_build_step = {
-            'trigger': trigger,
-            'label': ':rocket: build and test',
-            'async': False,
-            'depends_on': 'create-branch',
-            'build': {
-                'branch': f'phab-diff-{diff_id}',
-                'env': env,
-            },
-        }
-        steps.append(trigger_build_step)
+        # trigger_build_step = {
+        #     'trigger': trigger,
+        #     'label': ':rocket: build and test',
+        #     'async': False,
+        #     'depends_on': 'create-branch',
+        #     'build': {
+        #         'branch': f'phab-diff-{diff_id}',
+        #         'env': env,
+        #     },
+        # }
+        # steps.append(trigger_build_step)
         steps.append({
-            'trigger': 'experimental-goncharov',
-            'label': ':rocket: build and test (test)',
+            'trigger': 'phabricator-build',
+            'label': ':rocket: build and test',
             'async': False,
             'depends_on': 'create-branch',
             'build': {