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https://issues.apache.org/jira/browse/ROCKETMQ-25?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15784737#comment-15784737
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ASF GitHub Bot commented on ROCKETMQ-25:
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Github user lollipopjin commented on the issue:
https://github.com/apache/incubator-rocketmq/pull/22
@lizhanhui Could you please verify mentioned problem, no matter using unit
or other ways. At last, please fix the conflict problem.
> Query Msg by key: Possible concurrent access to LinkedList
> ----------------------------------------------------------
>
> Key: ROCKETMQ-25
> URL: https://issues.apache.org/jira/browse/ROCKETMQ-25
> Project: Apache RocketMQ
> Issue Type: Bug
> Components: rocketmq-client, rocketmq-tools
> Affects Versions: 4.0.0-incubating
> Environment: All
> Reporter: Zhanhui Li
> Assignee: vintagewang
> Priority: Minor
> Fix For: 4.0.0-incubating
>
> Original Estimate: 1h
> Remaining Estimate: 1h
>
> As queries are delivered to all brokers asynchronously, callbacks may be
> executed simultaneously, which results in concurrent access to LinkedList, a
> thread-unsafe container.
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