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Posted to issues@spark.apache.org by "Stefan Goldener (Jira)" <ji...@apache.org> on 2020/03/30 09:36:00 UTC

[jira] [Updated] (SPARK-31302) Shared Volume Spark Kubernetes

     [ https://issues.apache.org/jira/browse/SPARK-31302?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Stefan Goldener updated SPARK-31302:
------------------------------------
    Description: 
Please change the deployment script for the workers to support one Shared Volume with the driver. E.g. a possible implementation:
https://kubernetes.io/docs/tasks/access-application-cluster/communicate-containers-same-pod-shared-volume/

Atm. If a driver runs in Kubernetes it is not possible to share a volume between the driver and the workers. 
Enabling a shared volume between Driver and Workers would allow the use of sc.textFile(file:///path/file.txt) to be used without any need of HDFS or S3 Storage. 

  was:
Please change the deployment script for the workers to support one Shared Volume with the driver. E.g.:
https://kubernetes.io/docs/tasks/access-application-cluster/communicate-containers-same-pod-shared-volume/

Atm. If a driver runs in Kubernetes it is not possible to share a volume between the driver and the workers. 
Enabling a shared volume between Driver and Workers would allow the use of sc.textFile(file:///path/file.txt) to be used without any need of HDFS or S3 Storage. 


> Shared Volume Spark Kubernetes
> ------------------------------
>
>                 Key: SPARK-31302
>                 URL: https://issues.apache.org/jira/browse/SPARK-31302
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 2.4.5
>            Reporter: Stefan Goldener
>            Priority: Major
>
> Please change the deployment script for the workers to support one Shared Volume with the driver. E.g. a possible implementation:
> https://kubernetes.io/docs/tasks/access-application-cluster/communicate-containers-same-pod-shared-volume/
> Atm. If a driver runs in Kubernetes it is not possible to share a volume between the driver and the workers. 
> Enabling a shared volume between Driver and Workers would allow the use of sc.textFile(file:///path/file.txt) to be used without any need of HDFS or S3 Storage. 



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