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https://issues.apache.org/jira/browse/SPARK-26420?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-26420:
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Assignee: Apache Spark
> [kubernetes] driver service id is not random
> --------------------------------------------
>
> Key: SPARK-26420
> URL: https://issues.apache.org/jira/browse/SPARK-26420
> Project: Spark
> Issue Type: Improvement
> Components: Kubernetes
> Affects Versions: 2.3.2
> Environment: Spark 2.3.2
> Kubernetes 1.10.11
> Reporter: Viktor Bogdanov
> Assignee: Apache Spark
> Priority: Minor
>
> I faced with a very rare situation
> {code:java}
> 2018-12-20 04:34:46 WARN DriverServiceBootstrapStep:66 - Driver's hostname
> would preferably be one-job-41944f13918f3d779f7dc8cfea489791-driver-svc, but
> this is too long (must be <= 63 characters). Falling back to use
> spark-1545280486832-driver-svc as the driver service's name.
> {code}
> {code:java}
> 2018-12-20 04:34:46 WARN DriverServiceBootstrapStep:66 - Driver's hostname
> would preferably be
> completely-different-job-017608e0359a3d7389667280f45ec562-driver-svc, but
> this is too long (must be <= 63 characters). Falling back to use
> spark-1545280486832-driver-svc as the driver service's name.
> {code}
> Two different spark-submits chouse the same name for driver service
> This happened because service id is chosen by clock.getTimeMillis() function
> [code
> line|https://github.com/apache/spark/blob/98c0ca78610ccf62784081353584717c62285485/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/features/DriverServiceFeatureStep.scala#L45]
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