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From Jordan Zimmerman <jzimmer...@netflix.com>
Subject Re: How to replace a zookeeper server ?
Date Wed, 18 Apr 2012 16:34:54 GMT
FYI - making this process more reliable is one of the main reasons for


On 4/18/12 8:44 AM, "Ted Dunning" <ted.dunning@gmail.com> wrote:

>As long as the old quorum constitutes a quorum in the new cluster you
>should be fine.  
>In the replace a dead node scenario you can reconfigure the survivors
>before bringing up the new node. That only works if you start with 5
>nodes, but being down a node in a three node cluster is a problem for any
>admin actions you might take.
>Sent from my iPhone
>On Apr 17, 2012, at 11:04 PM, Michi Mutsuzaki <michi@cs.stanford.edu>
>> Camille, what's the order of rolling restart that doesn't cause quorum
>> loss? Would it cause any issues to have inconsistent server list
>> during this process?

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