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From Jordan Zimmerman <jor...@jordanzimmerman.com>
Subject Re: Client's Host Selection
Date Thu, 02 May 2013 00:27:33 GMT
* ZooKeeper is not internal data center aware.
* There is always a leader and all writes go through the leader
* All writes must go to a quorum
* You can remedy this somewhat with Observers, but the ensemble will still need connection
to the leader

This article is a good reference: http://whilefalse.blogspot.com/2012/12/building-global-highly-available.html

On May 1, 2013, at 5:23 PM, Owen Kim <ohechkay@gmail.com> wrote:

> Why do you advise against cross-DC ZK? Does it impact anything besides latency? 
> 


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