Category: VMware

  • Visualizing the Conceptual Model for Technical Architecture

    I have previously written about putting together the conceptual model with logical and physical design; however, I want to dig a little deeper into the conceptual model. The conceptual model categorizes the assessment findings into requirements, constraints, assumptions, and risks: Business requirements are provided by key stakeholders and the goal of every solution is to achieve…

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  • Architecting a vSphere Upgrade

    At the time of writing, there are 197 days left before vSphere 5.5 is end of life and no longer supported. I am currently in the middle of an architecture project at work and was reminded of the importance of upgrading — not just for the coolest new features, but for the business value in doing…

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  • Virtual Design Master: Conceptual, Logical, Physical

    This year I am honored to be one of the Virtual Design Master (vDM) judges. If you are unfamiliar with vDM, it is a technology driven reality competition that showcases virtualization community member and their talents as architects. Some competitors are seasoned architect while others are just beginning their design journey. To find out more…

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  • macOS VCSA Installer “ovftool” Error

    I recently ran into an issue with the vCenter Server Appliance (VCSA) 6.5 installer. When I proceeded to Step 5, “Set up appliance VM” I received the error: “A problem occurred while reading the OVF file…Error: ovftool is not available.” After some research, it turns out that macOS Sierra (10.12.x) is not supported and, of…

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  • Horizon Agent fails to install: “system must be rebooted” error

    Nothing is more fun than walking into a client site on a Monday morning and something that’s supposed to be easy (installing Horizon Agent in base image) doesn’t work. I logged into the Windows 7 virtual desktop image and tried to install the Horizon Agent, however, I received a message stating: “The system must be…

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  • Horizon 7 Instant Clones – Folder Structure

    When provisioning Horizon 7 Instant Clones, you may have noticed some new folders that were created in the VM and Template view in the vSphere Web Client. Each of these folders has a specific purpose for Instant Clones: ClonePrepInternalTemplateFolder cp-template-xxxx –  Virtual machine that is a template used to create Instant Clones; this is created…

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  • Learning from Failure – My Path to VCDX (Part II)

    ICYMI, you can find Part I here. Second Attempt – Pass! The important decision to make whether I should wait or reapply immediately. Brett and I talked a lot about this over the two days following our results. I decided that I would shore up the gaps in our design (primarily our DR plan and…

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  • Learning from Failure – My Path to VCDX (Part I)

    I’m excited to announce that I have been awarded the title of VMware Certified Design Expert (VCDX) #243. If you are unfamiliar with the VCDX program, you can find more information here. My journey towards VCDX began a little over three years ago. I had successfully passed the VCAP5-DCA (May 2013) and VCAP5-DCD (Sept 2013) exams…

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  • Virtual Machine Files

    vSphere administrators should know the components of virtual machines. There are multiple VMware file types that are associated with and make up a virtual machine. These files are located in the VM’s directory on a datastore. The following table will provide a quick reference and short description of a virtual machine’s files.

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  • net-dvs Command

    In order to view more information about the distributed switch configuration, use the net-dvs command. This is only available in the local shell. Notice that it specifies information like the UUID of the distributed switch and the name. We can also see information regarding Private VLANs if we have those set up. If we keep…

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