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From "Nanda kumar (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HDDS-1454) GC other system pause events can trigger pipeline destroy for all the nodes in the cluster
Date Wed, 19 Jun 2019 14:51:00 GMT

     [ https://issues.apache.org/jira/browse/HDDS-1454?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Nanda kumar resolved HDDS-1454.
-------------------------------
       Resolution: Fixed
    Fix Version/s: 0.5.0

> GC other system pause events can trigger pipeline destroy for all the nodes in the cluster
> ------------------------------------------------------------------------------------------
>
>                 Key: HDDS-1454
>                 URL: https://issues.apache.org/jira/browse/HDDS-1454
>             Project: Hadoop Distributed Data Store
>          Issue Type: Bug
>          Components: SCM
>            Reporter: Mukul Kumar Singh
>            Assignee: Supratim Deka
>            Priority: Major
>              Labels: MiniOzoneChaosCluster, pull-request-available
>             Fix For: 0.5.0
>
>          Time Spent: 2h
>  Remaining Estimate: 0h
>
> In a MiniOzoneChaosCluster run it was observed that events like GC pauses or any other
pauses in SCM can mark all the datanodes as stale in SCM. This will trigger multiple pipeline
destroy and will render the system unusable. 



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