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Posted to jira@kafka.apache.org by "Chia-Ping Tsai (Jira)" <ji...@apache.org> on 2024/07/22 14:26:00 UTC

[jira] [Assigned] (KAFKA-17181) Fix possible partial write in writing snapshot (ProducerStateManager)

     [ https://issues.apache.org/jira/browse/KAFKA-17181?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Chia-Ping Tsai reassigned KAFKA-17181:
--------------------------------------

    Assignee: Ming-Yen Chung  (was: Chia-Ping Tsai)

> Fix possible partial write in writing snapshot (ProducerStateManager)
> ---------------------------------------------------------------------
>
>                 Key: KAFKA-17181
>                 URL: https://issues.apache.org/jira/browse/KAFKA-17181
>             Project: Kafka
>          Issue Type: Bug
>            Reporter: Chia-Ping Tsai
>            Assignee: Ming-Yen Chung
>            Priority: Minor
>
> ProducerStateManager [0] does not loop `fileChannel.write(buffer)`, and so it may cause partial write. We should use `Utils.writeFully` instead
> [0] https://github.com/apache/kafka/blob/90b779b7bb8b813e52ea21ce88c209e71b475ec9/storage/src/main/java/org/apache/kafka/storage/internals/log/ProducerStateManager.java#L720



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