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Posted to dev@kafka.apache.org by "Jun Rao (JIRA)" <ji...@apache.org> on 2015/09/02 01:16:46 UTC

[jira] [Updated] (KAFKA-2311) Consumer's ensureNotClosed method not thread safe

     [ https://issues.apache.org/jira/browse/KAFKA-2311?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jun Rao updated KAFKA-2311:
---------------------------
    Fix Version/s: 0.8.3

> Consumer's ensureNotClosed method not thread safe
> -------------------------------------------------
>
>                 Key: KAFKA-2311
>                 URL: https://issues.apache.org/jira/browse/KAFKA-2311
>             Project: Kafka
>          Issue Type: Bug
>          Components: clients
>            Reporter: Tim Brooks
>            Assignee: Tim Brooks
>             Fix For: 0.8.3
>
>         Attachments: KAFKA-2311.patch, KAFKA-2311.patch
>
>
> When a call is to the consumer is made, the first check is to see that the consumer is not closed. This variable is not volatile so there is no guarantee previous stores will be visible before a read.



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