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Data Mobility – Caching Technologies

This is one of a series of posts looking at data mobility for the hybrid cloud. You can find a link to all of the published articles as they become available here.  (link). Caching is not a new technology.  In fact, it’s been used as a technique to cost-effectively accelerate I/O performance since computers were… Read more »

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Public Cloud is Still Hardware Focused

Microsoft Azure has recently announced that the latest AMD EPYC processors will be available on a range of Azure compute instances.  The new instances are storage optimised, meaning they are aimed at high I/O workloads.  This isn’t surprising because the EPYC processors have typically 2-3 times more bandwidth capability than their Intel Xeon counterparts.  With… Read more »

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VMware Cloud on AWS – What We Know So Far

VMworld, VMware’s flagship user conference was held this week in Las Vegas, USA.  One of the main announcements was the eagerly awaited VMware Cloud On AWS (VMC) moving to general availability.  VMC provides the customer experience of VMware software running on AWS hardware in the public cloud. It potentially removes the need to run on-premises… Read more »

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Cloud Data Migration – Shipping Virtual Machines

Previously we discussed the use of content migration tools to get data into public cloud services.  Another alternative is to ship entire virtual machines into the cloud, including the application and data. Why VMs? Why would it be more practical to ship an entire VM than just the data?  In some instances and with some… Read more »

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Should We Worry About The S3 Outage?

Last week, Amazon Web Service’s S3 (Simple Storage Service) suffered what was termed “high error rates” and essentially became unusable for a number of hours to users in the US-East-1 (Virginia) region.  There have been a lot of stories circulating talking about the number of SaaS-based applications that were affected, with people being quick to question the… Read more »

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AWS Provides Pricing via API

At the beginning of December, AWS (Amazon Web Services) announced that pricing for their service offerings were now being made available via API (as well of course as via the web).  Customers and prospective customers can now query the cost of services such as EC2 and S3 through REST API calls, receiving the output either… Read more »

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Review: AWS Storage Gateway

Cloud Storage Gateways provide the ability to write data directly into a cloud service/storage provider, either via a physical or virtual onsite appliance.  There are many vendors in the marketplace today and some are making serious money, (as reported by Chris Mellor today in The Register).  Amazon Web Services, seen as a leader in Infrastructure… Read more »