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https://issues.apache.org/jira/browse/HDFS-34?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Allen Wittenauer resolved HDFS-34.
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Resolution: Won't Fix
We're working around this by making sure every hostname and IP address given to
clients is movable in some form or another, including IP aliases and BGP route
propagation techniques. Closing at won't fix.
> The elephant should remember names, not numbers.
> ------------------------------------------------
>
> Key: HDFS-34
> URL: https://issues.apache.org/jira/browse/HDFS-34
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Allen Wittenauer
>
> The name node and the data node should not cache the resolution of host
> names, as doing so prevents the use of DNS CNAMEs for any sort of fail over
> capability.
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