Blog Archives

Developing an NVMe over Fibre Channel Strategy

Most All-Flash Arrays (AFA) are setup as block devices connected via a Fibre Channel (FC) Storage Area Network (SAN). The deterministic nature of FC and its inherent low latency are an ideal match for AFAs. As data centers begin to

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Posted in Briefing Note

For All-Flash Performance, Hardware vs. Media

In recent years the industry has seen the evolution of flash media from Serial Attached SCSI (SAS) and Serial Advanced Technology Attachment (SATA) based interconnects to Peripheral Component Interconnect Express (PCIe) based interconnects. And now, PCIe interconnect is standardized around

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Posted in Blog

How Do I Prepare for PCIe Gen 4?

2019 will be the year that new CPUs and motherboards supporting the fourth generation of the Peripheral Component Interconnect Express (PCIe) interface (PCIe 4.0) will come to market – meaning that new storage systems using the interface are also on

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Posted in Blog

Has NVMe Really Reached Price Parity with SAS?

Several NVMe flash vendors are claiming that NVMe Flash has reached price parity with Serial Attached SCSI (SAS) based flash. The claim is true or pretty close to true in most situations. Vendors are selling their NVMe flash drives for

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Posted in Blog

Why Workload Modeling and Monitoring for NVMe-oF?

When migrating to new technology, it is always important to conduct a careful cost/benefit analysis, to understand what the return on the new investment will be. It is also necessary to be sure that the investment will provide desired outcomes

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Posted in Blog

What is High versus Extreme Performance?

While some applications in the data center require extreme performance, high performance is now a default requirement for all production applications. How performance is measured varies by application (for example, one application might require very high throughput while others might

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Posted in Blog

15 Minute Webinar: NVMe Readiness Assessment

Most All-Flash Arrays were bought in the last few years and have not come anywhere close to “end of life,” yet most vendors are now shipping NVMe All-Flash Arrays which offer better performance. As enticing as these new systems might

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Posted in Webinar

What is Extreme Performance?

The modern data center has to support many different types of workloads, each of which makes different demands on the storage architecture. Today, standard all-flash arrays (AFA) are the mainstream storage system for the data centers and conventional best practice

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Posted in Blog

Why is Software Defined Storage Failing to Consolidate Storage?

After enterprises decide not to use the storage mainframe described in our last blog they often next investigate software-defined storage (SDS) as a means to consolidate their storage and reduce storage costs. With SDS, consolidation occurs at the storage software

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Posted in Blog