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Posted to issues@hawq.apache.org by "Yi Jin (JIRA)" <ji...@apache.org> on 2016/01/18 04:34:39 UTC

[jira] [Assigned] (HAWQ-344) When resource queue capacity is shrunk, deadlock detection maybe not triggered

     [ https://issues.apache.org/jira/browse/HAWQ-344?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yi Jin reassigned HAWQ-344:
---------------------------

    Assignee: Yi Jin  (was: Lei Chang)

> When resource queue capacity is shrunk, deadlock detection maybe not triggered
> ------------------------------------------------------------------------------
>
>                 Key: HAWQ-344
>                 URL: https://issues.apache.org/jira/browse/HAWQ-344
>             Project: Apache HAWQ
>          Issue Type: Bug
>          Components: Resource Manager
>            Reporter: Amy
>            Assignee: Yi Jin
>
> It maybe an unsigned integer problem. When resource queue capacity is shrunk, the waiting requests' vseg capacity is bigger than the real capacity, so that the  D-value will be a negative number, then type of variable uint32 will turn the negative number to a big positive number.



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