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Posted to issues@flink.apache.org by "Robert Metzger (JIRA)" <ji...@apache.org> on 2019/02/28 13:12:00 UTC

[jira] [Updated] (FLINK-4422) Convert all time interval measurements to System.nanoTime()

     [ https://issues.apache.org/jira/browse/FLINK-4422?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Robert Metzger updated FLINK-4422:
----------------------------------
    Component/s:     (was: Core)
                 Runtime / Coordination

> Convert all time interval measurements to System.nanoTime()
> -----------------------------------------------------------
>
>                 Key: FLINK-4422
>                 URL: https://issues.apache.org/jira/browse/FLINK-4422
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Runtime / Coordination
>            Reporter: Stephan Ewen
>            Assignee: Jin Mingjian
>            Priority: Minor
>
> In contrast to {{System.currentTimeMillis()}}, {{System.nanoTime()}} is monotonous. To measure delays and time intervals, {{System.nanoTime()}} is hence reliable, while {{System.currentTimeMillis()}} is not.



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