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https://issues.apache.org/jira/browse/SPARK-36321?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dongjoon Hyun resolved SPARK-36321.
-----------------------------------
Fix Version/s: 3.3.1
Resolution: Duplicate
> Do not fail application in kubernetes if name is too long
> ---------------------------------------------------------
>
> Key: SPARK-36321
> URL: https://issues.apache.org/jira/browse/SPARK-36321
> Project: Spark
> Issue Type: Bug
> Components: Kubernetes
> Affects Versions: 3.3.0
> Reporter: XiDuo You
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.3.1
>
>
> If we have a long spark app name and start with k8s master, we will get the
> execption.
> {code:java}
> java.lang.IllegalArgumentException:
> 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-89fe2f7ae71c3570' in
> spark.kubernetes.executor.podNamePrefix is invalid. must conform
> https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#dns-label-names
> and the value length <= 47
> at
> org.apache.spark.internal.config.TypedConfigBuilder.$anonfun$checkValue$1(ConfigBuilder.scala:108)
> at
> org.apache.spark.internal.config.TypedConfigBuilder.$anonfun$transform$1(ConfigBuilder.scala:101)
> at scala.Option.map(Option.scala:230)
> at
> org.apache.spark.internal.config.OptionalConfigEntry.readFrom(ConfigEntry.scala:239)
> at
> org.apache.spark.internal.config.OptionalConfigEntry.readFrom(ConfigEntry.scala:214)
> at org.apache.spark.SparkConf.get(SparkConf.scala:261)
> at
> org.apache.spark.deploy.k8s.KubernetesConf.get(KubernetesConf.scala:67)
> at
> org.apache.spark.deploy.k8s.KubernetesExecutorConf.<init>(KubernetesConf.scala:147)
> at
> org.apache.spark.deploy.k8s.KubernetesConf$.createExecutorConf(KubernetesConf.scala:231)
> at
> org.apache.spark.scheduler.cluster.k8s.ExecutorPodsAllocator.$anonfun$requestNewExecutors$2(ExecutorPodsAllocator.scala:367)
> {code}
> Use app name as the executor pod name is the Spark internal behavior and we
> should not make application failure.
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