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Posted to dev@kafka.apache.org by "Jason Gustafson (JIRA)" <ji...@apache.org> on 2017/05/15 22:51:04 UTC

[jira] [Updated] (KAFKA-5093) Load only batch header when rebuilding producer ID map

     [ https://issues.apache.org/jira/browse/KAFKA-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jason Gustafson updated KAFKA-5093:
-----------------------------------
    Issue Type: Sub-task  (was: Improvement)
        Parent: KAFKA-4815

> Load only batch header when rebuilding producer ID map
> ------------------------------------------------------
>
>                 Key: KAFKA-5093
>                 URL: https://issues.apache.org/jira/browse/KAFKA-5093
>             Project: Kafka
>          Issue Type: Sub-task
>            Reporter: Jason Gustafson
>            Assignee: Jason Gustafson
>             Fix For: 0.11.0.0
>
>
> When rebuilding the producer ID map for KIP-98, we unnecessarily load the full record data into memory when scanning through the log. It would be better to only load the batch header since it is all that is needed.



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