add ppc64le support for the example dist-mnist

examples/v1/dist-mnist/Dockerfile.ppc64le

@@ -0,0 +1,18 @@
+# Copyright 2019 The Kubeflow Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM ibmcom/tensorflow-ppc64le:1.13.1
+
+ADD . /var/tf_dist_mnist
+ENTRYPOINT ["python", "/var/tf_dist_mnist/dist_mnist.py"]

examples/v1/dist-mnist/README.md

@@ -6,12 +6,18 @@ This folder containers Dockerfile and distributed mnist model for e2e test.
 
 The default image name and tag is `kubeflow/tf-dist-mnist-test:1.0`.
 
+To build this image on x86_64:
 ```shell
 docker build -f Dockerfile -t kubeflow/tf-dist-mnist-test:1.0 ./
 ```
+To build this image on ppc64le:
+```shell
+docker build -f Dockerfile.ppc64le -t kubeflow123/tf-dist-mnist-test:1.0 ./
+```
 
 **Create TFJob YAML**
 
 ```
 kubectl create -f ./tf_job_mnist.yaml
 ```
+  * If on ppc64le, please update tf_job_mnist.yaml to use the image of ppc64le firstly.