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Posted to dev@kafka.apache.org by "Geoffrey Anderson (JIRA)" <ji...@apache.org> on 2015/03/02 20:17:06 UTC

[jira] [Updated] (KAFKA-902) Randomize backoff on the clients for metadata requests

     [ https://issues.apache.org/jira/browse/KAFKA-902?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Geoffrey Anderson updated KAFKA-902:
------------------------------------
    Attachment: KAFKA-902.patch

> Randomize backoff on the clients for metadata requests
> ------------------------------------------------------
>
>                 Key: KAFKA-902
>                 URL: https://issues.apache.org/jira/browse/KAFKA-902
>             Project: Kafka
>          Issue Type: Bug
>          Components: clients
>    Affects Versions: 0.8.0
>            Reporter: Neha Narkhede
>            Assignee: Geoffrey Anderson
>            Priority: Critical
>              Labels: newbie
>         Attachments: KAFKA-902.patch
>
>
> If a Kafka broker dies and there are a large number of clients talking to the Kafka cluster, each of the clients can end up shooting metadata requests at around the same time. It is better to randomize the backoff on the clients so the metadata requests are more evenly spread out



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