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From "zhangminglei (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (FLINK-9410) Replace NMClient with NMClientAsync in YarnResourceManager
Date Thu, 09 May 2019 05:57:00 GMT

     [ https://issues.apache.org/jira/browse/FLINK-9410?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

zhangminglei reassigned FLINK-9410:
-----------------------------------

    Assignee: zhangminglei  (was: lihongli)

> Replace NMClient with NMClientAsync in YarnResourceManager
> ----------------------------------------------------------
>
>                 Key: FLINK-9410
>                 URL: https://issues.apache.org/jira/browse/FLINK-9410
>             Project: Flink
>          Issue Type: Improvement
>          Components: Runtime / Coordination
>    Affects Versions: 1.5.0, 1.6.0, 1.7.0
>            Reporter: Till Rohrmann
>            Assignee: zhangminglei
>            Priority: Critical
>
> Currently, the {{YarnResourceManager}} uses the synchronous {{NMClient}} which is called
from within the main thread of the {{ResourceManager}}. Since these operations are blocking,
we should replace the client with the {{NMClientAsync}} and make the calls non blocking.



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