Center of Excellence

Proposing aReferenceModelforTransferableCloud-NativeApplicationsNaneKratzkeLübeckUniversityof AppliedSciences

Acloud-nativeapplication is a(micro)service-based,elastic and horizontalscalable application whereeach self-contained deployment unit of that application is designed according to cloud-focused

software designpatterns and operated onaself-serviceagileinfrastructure platform.

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2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016

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eredservices

consideredbyCIMI,OCCI,CDMI,OVF,OCI,TOSCA notconsidered

Coverage by cloud standards decreases year byyear.So,cloud-nativeapplications are vulnerableto vendor lock-in.

Layer4provides atransferablecloud runtime environment to avoid vendor lock-in.

Years of aservice ”birthday”have been analyzed using over 2300offical releasenotes of AWS.Datafor other providers like Google,Azure,Rackspace,etc.notpresented.Basicconclusions for these providers are the same.

Operate application oncurrent provider.

Scale cluster into prospective provider.

Shutdown nodes oncurrent provider.Clusterreschedules lostcontainer.

Migrationfinished.