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Posted to dev@kafka.apache.org by "Jun Rao (JIRA)" <ji...@apache.org> on 2012/10/30 02:30:12 UTC

[jira] [Closed] (KAFKA-575) Partition.makeFollower() reads broker info from ZK

     [ https://issues.apache.org/jira/browse/KAFKA-575?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jun Rao closed KAFKA-575.
-------------------------

    
> Partition.makeFollower() reads broker info from ZK
> --------------------------------------------------
>
>                 Key: KAFKA-575
>                 URL: https://issues.apache.org/jira/browse/KAFKA-575
>             Project: Kafka
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 0.8
>            Reporter: Jun Rao
>            Assignee: Swapnil Ghike
>            Priority: Blocker
>              Labels: bugs
>             Fix For: 0.8
>
>         Attachments: kafka-575-v1.patch, kafka-575-v2.patch, kafka-575-v3-correct.patch, kafka-575-v3.patch
>
>   Original Estimate: 48h
>  Remaining Estimate: 48h
>
> To follow a new leader, Partition.makeFollower() has to obtain the broker info of the new leader. Currently, it reads that info from ZK for every affected partition. This increases the time for a leader to truly available. 

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