diff --git a/ci/jenkins/Jenkinsfile b/ci/jenkins/Jenkinsfile
index 5475037026..e8e06d0f4d 100644
--- a/ci/jenkins/Jenkinsfile
+++ b/ci/jenkins/Jenkinsfile
@@ -190,10 +190,10 @@ pipeline {
         }
     }
     post {
-        always {
+        unsuccessful {
             script {
                 boolean isNightlyTest = isTimeTriggeredBuild()
-                if (!currentBuild.resultIsBetterOrEqualTo('SUCCESS') && isNightlyTest) {
+                if (isNightlyTest) {
                     // Send an email only if the build status has changed from green/unstable to red
                     emailext subject: '$DEFAULT_SUBJECT',
                     body: '$DEFAULT_CONTENT',
diff --git a/ci/jenkins/pod/milvus-gpu-version-centos7-build-env-pod.yaml b/ci/jenkins/pod/milvus-gpu-version-centos7-build-env-pod.yaml
index 4a7b970468..f40a433374 100644
--- a/ci/jenkins/pod/milvus-gpu-version-centos7-build-env-pod.yaml
+++ b/ci/jenkins/pod/milvus-gpu-version-centos7-build-env-pod.yaml
@@ -26,7 +26,8 @@ spec:
       limits:
         memory: "12Gi"
         cpu: "6.0"
-        nvidia.com/gpu: 1
+        # nvidia.com/gpu: 1
+        aliyun.com/gpu-mem: 2 # GiB
       requests:
         memory: "8Gi"
         cpu: "4.0"
diff --git a/ci/jenkins/pod/milvus-gpu-version-ubuntu18.04-build-env-pod.yaml b/ci/jenkins/pod/milvus-gpu-version-ubuntu18.04-build-env-pod.yaml
index a739a344e0..298e0db6fd 100644
--- a/ci/jenkins/pod/milvus-gpu-version-ubuntu18.04-build-env-pod.yaml
+++ b/ci/jenkins/pod/milvus-gpu-version-ubuntu18.04-build-env-pod.yaml
@@ -25,7 +25,8 @@ spec:
       limits:
         memory: "12Gi"
         cpu: "6.0"
-        nvidia.com/gpu: 1
+        # nvidia.com/gpu: 1
+        aliyun.com/gpu-mem: 2 # GiB
       requests:
         memory: "8Gi"
         cpu: "4.0"