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Posted to issues@flink.apache.org by "Jark Wu (Jira)" <ji...@apache.org> on 2020/10/21 12:46:00 UTC

[jira] [Assigned] (FLINK-19750) Deserializer is not opened in Kafka consumer when restoring from state

     [ https://issues.apache.org/jira/browse/FLINK-19750?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jark Wu reassigned FLINK-19750:
-------------------------------

    Assignee: Qingsheng Ren

> Deserializer is not opened in Kafka consumer when restoring from state
> ----------------------------------------------------------------------
>
>                 Key: FLINK-19750
>                 URL: https://issues.apache.org/jira/browse/FLINK-19750
>             Project: Flink
>          Issue Type: Bug
>          Components: Connectors / Kafka
>    Affects Versions: 1.11.0, 1.11.1, 1.11.2
>            Reporter: Qingsheng Ren
>            Assignee: Qingsheng Ren
>            Priority: Critical
>             Fix For: 1.12.0, 1.11.3
>
>
> When a job using Kafka consumer is recovered from a checkpoint or savepoint, the {{open}} method of the record deserializer is not called. This is possibly because {{this.deserializer.open}} is put into the else clause by mistake, which will only be called if the job has a clean start. 



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