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Posted to issues@ozone.apache.org by "Sumit Agrawal (Jira)" <ji...@apache.org> on 2022/09/13 06:04:00 UTC

[jira] [Assigned] (HDDS-7215) ContainerBalancer need have separate class handling management and balancing activity

     [ https://issues.apache.org/jira/browse/HDDS-7215?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sumit Agrawal reassigned HDDS-7215:
-----------------------------------

    Assignee: Sumit Agrawal

> ContainerBalancer need have separate class handling management and balancing activity
> -------------------------------------------------------------------------------------
>
>                 Key: HDDS-7215
>                 URL: https://issues.apache.org/jira/browse/HDDS-7215
>             Project: Apache Ozone
>          Issue Type: Sub-task
>            Reporter: Sumit Agrawal
>            Assignee: Sumit Agrawal
>            Priority: Minor
>
> ContinerBalancer performs 2 activity:
>  # Management: start and stop
>  # Balancing: actual running of balancing task
> This have problem of shared fields to both management and balancing jobs. Its observed deadlock of improper use of lock in management call and balancing thread.
> Separation of these responsibility will help in clean code and having exclusive lock if required. Stopping of balancing do not need to have lock check avoiding deadlock case.
>  



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