Blog Archives

What Is A Hyperscale Data Center?

Hyperscale data centers have architectures that are designed to provide a single, massively scalable compute architecture. The architecture is typically made up of small, individual servers, called nodes, that provide compute, storage and networking. These nodes are then clustered together

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The Unknown Risk of SSD Mapping Tables

Solid State Disks (SSD) and Flash Appliances use mapping tables to track where data is stored on the flash device. These tables play a similar role to iNode or File Allocation Tables (FAT) and if they get corrupted or lost,

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What is the Fate of Object Storage?

Object storage and the systems that leverage its unique data storage approach have been the subject of much hype over the past few years. If you took past analyst predictions at face value, by now all unstructured data would be

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Automated Caching for the Virtualized Data Center

Many industry observers estimate that the server infrastructure in a typical data center environment is approximately 50% virtualized. As virtual machine (VM) density increases, conventional storage platforms are wilting under the pressure of managing highly randomized storage IO patterns. Indeed,

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What Is Dispersed Storage?

Keeping unstructured data available, as data sets continue to grow, is a key challenge for today’s data center. The access requirements of unstructured data often preclude relying 100% on capacity centric tape so higher capacity disk solutions, for many organizations,

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Improving SSD Performance Through Better Flash Management

Solid State Drive (SSD) storage has become a viable performance option thanks to the advent of NAND flash devices which are making memory-based storage affordable. The performance of an SSD is not solely dictated by the NAND but by the

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OnApp Scale Out SAN For The Cloud

Scale It As They Come Building a cloud infrastructure capable of meeting the varied performance, availability and resiliency demands of a vast customer base is daunting for even the most seasoned data center professionals. And yet, this is precisely what

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Power Failure and Flash Storage

There has been a lot of discussion lately about the issue of power failures in flash based solid state storage systems. In various tests run by industry associations flash based solid state disk (SSD) devices, when subjected to a sudden power-loss,

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Making Storage the VDI Solution, Not the Problem

Virtual Desktop Infrastructure (VDI) has found a niche in call-center types of environments where very large numbers of workers run essentially the same desktops. But in the broader market VDI hasn’t seen the same success, a fact typically blamed on

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What Is GEN 5 Fibre?

Despite the best marketing efforts of various forms of IP based storage, Fibre Channel continues to gain momentum in the enterprise. The growth in large, real-time databases and the increasing VM density per physical host, as well as the proliferation

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