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From Jordan Zimmerman <jzimmer...@netflix.com>
Subject Re: use cases for asynchronous API
Date Wed, 08 Feb 2012 23:48:55 GMT
Some of the Curator recipes use async. For instance, adding a entry into
the DistributedQueue is done in the background as there's no reason for
the foreground process to wait for this.


On 2/8/12 2:09 PM, "Pierre Louis Aublin" <pierre-louis.aublin@inria.fr>

>Hello everybody
>I would like to know if the asynchronous operations of the client API
>are often used in applications that use Zookeeper.
>In [1] I found 3 applications built on Zookeeper (the Yahoo! Fetching
>Service, Katta and the Yahoo! Message Broker). However, I do not find if
>they use the synchronous or asynchronous operations.
>The big question I am trying to answer is : is it relevant to consider a
>closed-loop model in order to benchmark replicated services (Zookeeper
>being a good candidate to build replicated services)? Can you give me
>any clue on that?
>Thanks in advance
>Pierre Louis Aublin
>[1] ZooKeeper: Wait-free Coordination for Internet-scale Systems,
>Patrick Hunt and Mahadev Konar, /Yahoo! Grid;/ Flavio P. Junqueira and
>Benjamin Reed, /Yahoo! Research/

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