Browsing Posts in vStorage

Reading Time: 4 minutes In my briefing with Tarmin, during the last Powering the cloud event, was with Joseph Lynn, Director of Marketing at Tarmin. Tarmin is an agile and innovative startup delivering key advanced technologies in big data and information management, leveraging the promise of cloud computing to create a new storage paradigm. They are focusing on providing active archive, Content Addressable Storage (CAS), Information Lifecycle Management (ILM) and intelligent storage software optimised for secondary storage environment.

Reading Time: 4 minutes In my briefing with Spectra Logic, during the last Powering the cloud event, was with Steve Mackey, Vice President International at Spectra Logic. I’ve met him also last year during the past event so was the opportunity know what has changed in the last months. Compared to other storage companies met during this event, this is one with a long history (over 30 years of experience in storage) and it well known in the US, but honestly not the same in EMEA (or at least not in Italy) and, in fact, one of their mission […]

Reading Time: 6 minutes In my briefing with Actifio, during the last Powering the cloud event, was with Andrew Gilman (Senior Director of Global Marketing) and Ann Karolin Thueland (Director Marketing EMEA). The company is a so-called storage “start-up”, but it already has its own story (it was founded by Ash Ashutosh in July 2009) and by the way was born in Massachusetts, rather than the “usual” Silicon Valley. Furthermore, compared to many other start-up that are building solutions similar to each other (at least from a conceptual point of view), here the founders have addressed a specific needs […]

Reading Time: 4 minutes In VMware ESXi the All Paths Down (APD) or Permanent Device Loss (PDL) condition is what occurs on an ESX/ESXi host when a storage device is removed in an uncontrolled manner from the host (or the device fails), and the VMkernel core storage stack does not know how long the loss of device access will last. A typical way of getting into APD would be a Fiber Channel switch failure or (in the case of an iSCSI array) a network connectivity issue. But there are also other scenarios that we will discuss later. VMware vSphere […]

Reading Time: 2 minutes PernixPro members are an elite community of IT professionals committed to advancing Flash Hypervisor technology. By facilitating collaboration between PernixData experts and the industry’s top luminaries, PernixPro breaks down the barriers to widespread flash adoption, giving companies of all sizes a cost effective solution for scaling storage performance independent of storage capacity. The PernixPro program is targeted at experts in the IT community involved in advancing virtualization and storage technologies. This includes, but is not limited to: vExperts, VMUG leaders, Analysts, Bloggers, Ecosystem champions, PernixData enthusiasts, …

Reading Time: 5 minutes VSA (VMware vSphere/Virtual Storage Appliance) is a solution, introduced in version 1.0 with vSphere 5.0, to transform local storage in shared storage. Basically a VA on each node use a local datastore to export it via NFS. But most important is also make a replication to another node. I’ve already talk about it in a VCP exam objective (VSA 1.0 questions are part of VCP5 exam), but honestly the VSA 1.0 had several disadvantages: Cost: from my point of was too high (expecially for the position of this kind of solution). Disks usage: is first […]

Reading Time: 3 minutes In the previous post I’ve introduced some concept of the Nutanix approach to the storage (and not only, because it include also the compute and the networking part). Basically we can use the slogan “No SAN”, but as written is more than a simple local storage approach. To have more information and some example also of the user interface see this documents: Nutanix ESG Lab Review Nutanix Complete Cluster Datasheet Nutanix and View (how use Nutanix with a VDI environment)

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