Ji Yan created SPARK-19740:
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Summary: Spark executor always runs as root when running on mesos
Key: SPARK-19740
URL: https://issues.apache.org/jira/browse/SPARK-19740
Project: Spark
Issue Type: Bug
Components: Mesos
Affects Versions: 2.1.0
Reporter: Ji Yan
When running Spark on Mesos with docker containerizer, the spark executors are
always launched with 'docker run' command without specifying --user option,
which always results in spark executors running as root. Mesos has a way to
support arbitrary parameters. Spark could use that to expose setting user
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