Tuesday, August 14, 2018

Word of the Day: NVMe over Fabrics (NVMe-oF)

Word of the Day WhatIs.com
Daily updates on the latest technology terms | August 14, 2018
NVMe over Fabrics (NVMe-oF)

NVMe over Fabrics (NVMe-oF) is a technology specification designed to enable nonvolatile memory express message-based commands to transfer data between a host computer and a target solid-state storage device or system over a network, such as Ethernet, Fibre Channel (FC) or InfiniBand.

NVM Express Inc., a nonprofit organization comprising more than 100 member technology companies, published version 1.0 of the NVMe-oF specification on June 5, 2016. A workgroup within the same organization released version 1.0 of the NVMe specification on March 1, 2011. NVMe version 1.3, released in May 2017, added features to enhance security, resource sharing and solid-state drive (SSD) endurance.

Vendors are working to develop a mature enterprise ecosystem to support end-to-end NVMe-over Fabrics, including the server operating system (OS), server hypervisor, network adapter cards, storage OS and storage drives.

The NVM Express organization estimates that 90% of the NVMe-oF protocol is the same as the NVMe protocol, which is designed for local use over a computer's Peripheral Component Interconnect Express (PCIe) bus.

Storage area network (SAN) switch vendors -- including Brocade Communications Systems (now part of Broadcom Ltd.), Cavium Inc. (which acquired QLogic Corp. in 2016), Cisco Systems Inc. and Mellanox Technologies -- are trying to position 32 Gbps FC as the logical fabric for NVMe flash. Read more...

Quote of the Day

 

"NVMe-oF is an excellent choice where storage and compute power are strictly separated, such as IoT environments." - Sander van Vugt

Learning Center

 

NVMe-oF and its many benefits take NVMe to the next level
NVMe-oF capitalizes on NVMe, providing a common architecture that supports a range of storage network fabrics and scales out to multiple devices over greater distances.

Five NVMe-oF questions you've been dying to ask
What is NVMe-oF and why should you care? Here are five frequently asked questions about the innovative technology and what it means for the future of data storage.

NVMe-oF and storage class memory set to disrupt storage
Storage class memory and NVM Express over Fabrics, or NVMe-oF, technologies prove innovation is alive and well in the storage industry.

NVMe technology is but a first step toward bigger things
NVMe technology is leading the way to storage-class memory and other, more significant advances in storage. Get ready for it to play an important role in your storage strategy.

How NVMe over Fabrics will change the storage environment
NVMe over Fabrics for high-end networking and the NVMe protocol replacing SCSI and SAS connectivity will each find a place in the data center.

Quiz Yourself

 
Servers equipped with flash storage are increasingly common and can _________ reduce latency.
A. farther
B. further

Answer

Stay in Touch

 
For feedback about any of our definitions or to suggest a new definition, please contact me at: mrouse@techtarget.com

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