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Dmitry Salychev commented on HDFS-6469:
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Will failure of CoordinationEngine cause
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Konstantin Boudnik commented on HDFS-6469:
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No, active-active model has strong
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Konstantin Boudnik commented on HDFS-6469:
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So, any feedback on the urge of having
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Konstantin Shvachko commented on HDFS-6469:
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Thanks for the thoughts, Sanjay. I
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Todd Lipcon commented on HDFS-6469:
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bq. Total of 12 nodes, but with only one being
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Konstantin Shvachko commented on HDFS-6469:
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Sanjay, we have been back and forth
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Konstantin Boudnik commented on HDFS-6469:
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bq, One really needs a paxos library
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Sanjay Radia commented on HDFS-6469:
My thoughts:
* I do believe that Paxos based NN
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Konstantin Shvachko commented on HDFS-6469:
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Heads up on further actions.
The
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Konstantin Boudnik commented on HDFS-6469:
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Almost as in a couple of months from
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Ravi Prakash commented on HDFS-6469:
Cos had mentioned during the meetup that there was
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Konstantin Shvachko commented on HDFS-6469:
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??to be practical it needs to be an
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Konstantin Shvachko commented on HDFS-6469:
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??A customer can use just QJM (which
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Konstantin Shvachko commented on HDFS-6469:
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Sanjay, the discussion can go on for
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Sanjay Radia commented on HDFS-6469:
bq. I meant that if you use QJM then every update
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Sanjay Radia commented on HDFS-6469:
Todd said:
bq. a fully usable solution would be
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Konstantin Shvachko commented on HDFS-6469:
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[~atm] requested an answer to Todd's
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Konstantin Shvachko commented on HDFS-6469:
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You are right, on the client
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Konstantin Shvachko commented on HDFS-6469:
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Sanjay, by not increasing journaling
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Tsz Wo Nicholas Sze commented on HDFS-6469:
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hflush() does not necessarily
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Sanjay Radia commented on HDFS-6469:
Wrt to double journaling
bq. If I follow your
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Konstantin Shvachko commented on HDFS-6469:
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Maysam, most of your questions are
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Maysam Yabandeh commented on HDFS-6469:
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Very interesting document indeed! I think as
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Konstantin Shvachko commented on HDFS-6469:
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h4. Coordinated reads
The
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Todd Lipcon commented on HDFS-6469:
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I have a few concerns about this:
h3. Fine grained
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Lohit Vijayarenu commented on HDFS-6469:
Still reading design document. One
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Konstantin Shvachko commented on HDFS-6469:
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Suresh, your questions are right to
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Konstantin Shvachko commented on HDFS-6469:
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Lohit, you are right this phrase
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Suresh Srinivas commented on HDFS-6469:
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I had a cursory look at the document. I am
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