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Posted to issues@ignite.apache.org by "Sergey Chugunov (JIRA)" <ji...@apache.org> on 2018/05/22 12:48:00 UTC

[jira] [Assigned] (IGNITE-8560) Update index validation utility to use statistical check approach

     [ https://issues.apache.org/jira/browse/IGNITE-8560?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Chugunov reassigned IGNITE-8560:
---------------------------------------

    Assignee: Sergey Chugunov

> Update index validation utility to use statistical check approach
> -----------------------------------------------------------------
>
>                 Key: IGNITE-8560
>                 URL: https://issues.apache.org/jira/browse/IGNITE-8560
>             Project: Ignite
>          Issue Type: Improvement
>            Reporter: Alexey Goncharuk
>            Assignee: Sergey Chugunov
>            Priority: Major
>
> Currently, the check index feature of {{control.sh}} scans the full data set which has N * logN complexity. On large data sets this takes too long to complete. 
> To mitigate this, I suggest to add an option 
> * to check either first K entries
> * to check each Kth entry



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