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From Uma Maheswara Rao G <hadoop....@gmail.com>
Subject Re: BKJM - anyone using it?
Date Wed, 06 Nov 2013 04:35:16 GMT
Hi Todd,

Did you see the JIRA HDFS-4265 ? which is under HDFS-3399
Recently Rakesh has updated the patch.


On Wed, Nov 6, 2013 at 1:36 AM, Todd Lipcon <todd@cloudera.com> wrote:

> Hey folks,
> Is anyone using BKJM? The BookKeeper-based HA approach was developed around
> the same time as QuorumJournalManager, but I haven't seen much reported
> about it in the last year, and I'm not aware of anyone having deployed BKJM
> in any production use cases.
> If no one is using it, I would propose removing it from the HDFS tree - if
> anyone would like to experiment with it in the future, it could be
> built/developed on github as an external project. If a significant
> community emerges in the future, we could consider moving it back in.
> (this isn't a formal vote thread, just trying to find out if it is indeed
> abandoned)
> -Todd
> --
> Todd Lipcon
> Software Engineer, Cloudera

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