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Posted to issues@rocketmq.apache.org by "laiyiyu (JIRA)" <ji...@apache.org> on 2017/08/03 03:27:00 UTC

[jira] [Updated] (ROCKETMQ-251) add an implemets of MessageQueueSelector with consistent hash

     [ https://issues.apache.org/jira/browse/ROCKETMQ-251?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

laiyiyu updated ROCKETMQ-251:
-----------------------------
    External issue URL: https://github.com/apache/incubator-rocketmq/pull/138

> add an implemets of MessageQueueSelector   with consistent hash
> ---------------------------------------------------------------
>
>                 Key: ROCKETMQ-251
>                 URL: https://issues.apache.org/jira/browse/ROCKETMQ-251
>             Project: Apache RocketMQ
>          Issue Type: New Feature
>          Components: rocketmq-client
>    Affects Versions: 4.1.0-incubating
>         Environment: jdk 1.6-1.8
>            Reporter: laiyiyu
>            Assignee: Xiaorui Wang
>              Labels: features
>             Fix For: 4.1.0-incubating
>
>
> wanting to send a message with the same key combine with orderly consumer, user can use the implements of the MessageQueueSelector, which has one optimization compared with SelectMessageQueueByHash when a broker crash , it can reduce the message Arriving out of the order



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