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https://issues.apache.org/jira/browse/ZOOKEEPER-208?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12648750#action_12648750
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Patrick Hunt commented on ZOOKEEPER-208:
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Arg, jira won't allow me to wipe this.
I've also messaged the author directly through email. Let's see if that helps.
> Zookeeper C client uses API that are not thread safe, causing crashes when
> multiple instances are active
> --------------------------------------------------------------------------------------------------------
>
> Key: ZOOKEEPER-208
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-208
> Project: Zookeeper
> Issue Type: Bug
> Components: c client
> Affects Versions: 3.0.0
> Environment: Linux
> Reporter: Austin Shoemaker
> Assignee: Austin Shoemaker
> Priority: Critical
> Fix For: 3.1.0
>
> Attachments: zookeeper-strtok_getaddrinfo-trunk.patch
>
>
> The Zookeeper C client library uses gethostbyname and strtok, both of which
> are not safe to use from multiple threads.
> The problem is resolved by using getaddrinfo and strtok_r in place of the
> older API.
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