[jira] [Assigned] (SPARK-40492) Perform maintenance of StateStore instances when they become inactive

2022-09-25 Thread Jungtaek Lim (Jira)


 [ 
https://issues.apache.org/jira/browse/SPARK-40492?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jungtaek Lim reassigned SPARK-40492:


Assignee: Chaoqin Li

> Perform maintenance of StateStore instances when they become inactive
> -
>
> Key: SPARK-40492
> URL: https://issues.apache.org/jira/browse/SPARK-40492
> Project: Spark
>  Issue Type: Bug
>  Components: Structured Streaming
>Affects Versions: 3.3.0
>Reporter: Chaoqin Li
>Assignee: Chaoqin Li
>Priority: Major
>
> Current the maintenance of StateStore is performed by a periodic task in the 
> management thread. If a streaming query become inactive before the next 
> maintenance task fire, its StateStore will be unloaded before cleanup.
> There are 2 cases when a StateStore is unloaded.
>  # StateStoreProvider is not longer active in the system, for example, when a 
> query ends or the spark context terminates.
>  # There is other active StateStoreProvider in the system, for example, when 
> a partition is reassigned.
> In case 1, we should do one last maintenance before unloading the instance.



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[jira] [Assigned] (SPARK-40492) Perform maintenance of StateStore instances when they become inactive

2022-09-19 Thread Apache Spark (Jira)


 [ 
https://issues.apache.org/jira/browse/SPARK-40492?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Apache Spark reassigned SPARK-40492:


Assignee: Apache Spark

> Perform maintenance of StateStore instances when they become inactive
> -
>
> Key: SPARK-40492
> URL: https://issues.apache.org/jira/browse/SPARK-40492
> Project: Spark
>  Issue Type: Bug
>  Components: Structured Streaming
>Affects Versions: 3.3.0
>Reporter: Chaoqin Li
>Assignee: Apache Spark
>Priority: Major
>
> Current the maintenance of StateStore is performed by a periodic task in the 
> management thread. If a streaming query become inactive before the next 
> maintenance task fire, its StateStore will be unloaded before cleanup.
> There are 2 cases when a StateStore is unloaded.
>  # StateStoreProvider is not longer active in the system, for example, when a 
> query ends or the spark context terminates.
>  # There is other active StateStoreProvider in the system, for example, when 
> a partition is reassigned.
> In case 1, we should do one last maintenance before unloading the instance.



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[jira] [Assigned] (SPARK-40492) Perform maintenance of StateStore instances when they become inactive

2022-09-19 Thread Apache Spark (Jira)


 [ 
https://issues.apache.org/jira/browse/SPARK-40492?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Apache Spark reassigned SPARK-40492:


Assignee: (was: Apache Spark)

> Perform maintenance of StateStore instances when they become inactive
> -
>
> Key: SPARK-40492
> URL: https://issues.apache.org/jira/browse/SPARK-40492
> Project: Spark
>  Issue Type: Bug
>  Components: Structured Streaming
>Affects Versions: 3.3.0
>Reporter: Chaoqin Li
>Priority: Major
>
> Current the maintenance of StateStore is performed by a periodic task in the 
> management thread. If a streaming query become inactive before the next 
> maintenance task fire, its StateStore will be unloaded before cleanup.
> There are 2 cases when a StateStore is unloaded.
>  # StateStoreProvider is not longer active in the system, for example, when a 
> query ends or the spark context terminates.
>  # There is other active StateStoreProvider in the system, for example, when 
> a partition is reassigned.
> In case 1, we should do one last maintenance before unloading the instance.



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