felixcheung commented on a change in pull request #3418: [ZEPPELIN-4241] 
Configure the interpreter docker container time zone
URL: https://github.com/apache/zeppelin/pull/3418#discussion_r310338983
 
 

 ##########
 File path: docs/quickstart/docker.md
 ##########
 @@ -90,12 +97,14 @@ ENV SPARK_VERSION=2.3.3
 ENV HADOOP_VERSION=2.7
 
 # support Kerberos certification
-RUN install -yq curl unzip wget grep sed vim krb5-user libpam-krb5 && apt-get 
clean
+RUN export DEBIAN_FRONTEND=noninteractive && apt-get update && apt-get install 
-yq krb5-user libpam-krb5 && apt-get clean
+
+RUN apt-get update && apt-get install -y curl unzip wget grep sed vim tzdata
 
 Review comment:
   do this before the krb5 one?
   also, at the end should add ` && apt-get clean`

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