Applications are driving the insatiable need for cloud storage and the public cloud providers saw it coming years ago. Amazon S3’s rampant growth has driven the evolution of an immense ecosystem of supporting applications and its wide adoption has all but solidified its position as the industry standard for cloud storage APIs. When its comes to deploying cloud storage on OpenStack, if you are amongst the millions who have written or plan to write applications that utilize S3 as a storage backend and want them to continue to run without having to rewrite their APIs, compatibility with the S3 API matters. If you want to take advantage of the tremendous ecosystem of S3 compatible applications with your OpenStack deployment, then compatibility matters. If ease of migration and TCO are important to you, then compatibility matters.
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