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https://issues.apache.org/jira/browse/HDFS-234?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13270691#comment-13270691
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dhruba borthakur commented on HDFS-234:
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Hi Uma, while it is true that we are dedicating resources to evaluate HDFS-HA
with BK, it will possibly be for trunk and not for 2.0. are you folks planning
to use this in hadoop 2.0 in production?
> Integration with BookKeeper logging system
> ------------------------------------------
>
> Key: HDFS-234
> URL: https://issues.apache.org/jira/browse/HDFS-234
> Project: Hadoop HDFS
> Issue Type: New Feature
> Reporter: Luca Telloli
> Assignee: Ivan Kelly
> Fix For: 3.0.0
>
> Attachments: HADOOP-5189-trunk-preview.patch,
> HADOOP-5189-trunk-preview.patch, HADOOP-5189-trunk-preview.patch,
> HADOOP-5189-v.19.patch, HADOOP-5189.patch, HDFS-234-branch-2.patch,
> HDFS-234.diff, HDFS-234.diff, HDFS-234.diff, HDFS-234.diff, HDFS-234.diff,
> HDFS-234.patch, create.png, hdfs_tpt_lat.pdf, zookeeper-dev-bookkeeper.jar,
> zookeeper-dev.jar
>
>
> BookKeeper is a system to reliably log streams of records
> (https://issues.apache.org/jira/browse/ZOOKEEPER-276). The NameNode is a
> natural target for such a system for being the metadata repository of the
> entire file system for HDFS.
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