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https://issues.apache.org/jira/browse/ZOOKEEPER-5063?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18093083#comment-18093083
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Li Wang commented on ZOOKEEPER-5063:
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A patch will be submitted.
> ZooKeeper observer master needs to dynamically resolve socket addresses
> -----------------------------------------------------------------------
>
> Key: ZOOKEEPER-5063
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-5063
> Project: ZooKeeper
> Issue Type: Bug
> Components: quorum, server
> Affects Versions: 4.0.0, 3.7.2, 3.10.0, 3.9.5, 3.8.6
> Environment: - Kubernetes deployments where ZooKeeper participants
> run as pods
> - Observer Master feature enabled (`observerMasterPort` configured)
> - DNS-based service discovery
> Reporter: Li Wang
> Assignee: Li Wang
> Priority: Major
>
> Observer Master feature does not dynamically recreate socket addresses when
> connecting to learner master, causing connection failures in Kubernetes
> environments where participant pods get rescheduled with new IP addresses.
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