Github user jason-dai commented on a diff in the pull request: https://github.com/apache/spark/pull/19717#discussion_r155787931 --- Diff: resource-managers/kubernetes/docker/src/main/dockerfiles/spark-base/Dockerfile --- @@ -0,0 +1,47 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You 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 openjdk:8-alpine --- End diff -- I don't think it makes sense if the reference docker image does not work for common use cases because of the glibc issues (see discussions at https://github.com/apache-spark-on-k8s/spark/issues/559 and https://github.com/apache-spark-on-k8s/spark/issues/326). Now that we are in the process of merging the feature to Spark, I think we should fix these issues (or simply remove the reference image) before the merge.
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