[jira] Updated: (OPENJPA-1648) Slice thread pool breaks down under high concurrency

["Pinaki Poddar (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/OPENJPA-1648?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Pinaki Poddar updated OPENJPA-1648:
-----------------------------------

    Assignee: Pinaki Poddar

> Slice thread pool breaks down under high concurrency 
> -----------------------------------------------------
>
>                 Key: OPENJPA-1648
>                 URL: https://issues.apache.org/jira/browse/OPENJPA-1648
>             Project: OpenJPA
>          Issue Type: Bug
>          Components: slice
>            Reporter: Pinaki Poddar
>            Assignee: Pinaki Poddar
>             Fix For: 2.1.0
>
>
> Slice thread pool breaks down under heavy usage [1].
> This is due to poor choice of thread pool.
> Also creation of thread pool for every flush() is inefficient.
> Simple solution will be to use a cached thread pool -- which will be upper bounded by available system's capacity for concurrent native threads. 

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