Stephen Foskett spoke with Cody Hosterman and Anthony Ferrario from Pure Storage to find out how the company is meaningfully integrating VVols support into FlashArray, and why it’s taken some time for the industry to adopt the technology.
vVols
VAAI, VASA, and VVols: It’s All About the APIs
With VMworld US 2018 just around the corner, Matt Leib looks back at how VMware as a company has changed. For him, the biggest changes have been around storage APIs. He reviews how they have evolved over time, and why they are so important for modern operations.
Why VSAN and VVOLs are Not Software Defined
Chris Evans of Architecting IT Blog comments: Every so often another attempt is made by the vendor community to put a definition to what we call “software defined storage” or SDS. The current discussion is on VMware Virtual SAN (VSAN) and VVOLs, software features focused on storage within the vSphere hypervisor ecosystem. This seems like a […]
Virtual Volumes – A new way of doing snapshots
Cormac Hogan of VMware Storage comments: I learnt something interesting about Virtual Volumes (VVols) last week. It relates to the way in which snapshots have been implemented in VVols. Historically, VM snapshots have left a lot to be desired. So much so, that GSS best practices for VM snapshots as per KB article 1025279 recommends […]
Why Have VVOLs Taken So Long to Deliver?
Chris Evans of Architecting IT comments: Another VMworld has come and gone and still we haven’t seen the production deployment of VVOLs. Just to recap, VVOLs are the evolution of the packaging of virtual machines that currently reside in data stores. The main benefit is to be able to apply storage performance and availability policies […]
Virtual Volumes Technical Deep Dive
Eric Sloof of NTPRO.NL comments: Virtual Volumes (VVols) is VMware’s new storage paradigm for external SAN/NAS storage arrays. In this session, we will walk you through key technical concepts of Virtual Volumes, in depth. We will also compare in detail some of the existing features in VMFS/NFS with VVols. In addition, You will also get […]
VMware VVOL’s and storage I/O fundamentals
Greg Schulz has a great post on his StorageIO blog about VMware VVOL’s. With a normal SCSI LUN the underlying storage system has no knowledge of how the upper level operating system, hypervisor, file system or application such as a database (doing raw IO) is allocating the pages or blocks of memory aka storage. It […]
VMware’s Virtual and Physical SAN Misdirection
Chris Evans of Architecting IT Blog comments: I almost fell off my chair laughing as I read this post by Chuck Hollis that talks about using vSphere VSAN (Virtual SAN) with external storage arrays. Is it the rantings of someone clinging onto the vestiges of a former life, or perhaps it’s a veiled way for […]