Recent Posts

spbm1

Backup or Recover SPBM Profiles with PowerCLI

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I work in the lab a lot. One of the tasks that I often perform is: Blowing away my VCSA (or Windows vCenter Server), Redeploying it, and Reattaching it to a cluster that is running vSAN. As a result of a new VCSA deployment, only a few SPBM policies will be present. Any previously available Read more...
2ndc

The vSAN Witness Appliance in vCloud Air: Part 4 (Deployment)

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In Part 2, the process of uploading a vSAN Witness Appliance to an organization’s Catalog was detailed. Part 3 covered the process of creating networks for the vSAN Witness Appliance. What’s Next? With the vSAN Witness Appliance OVA converted and uploaded to vCloud Air, and connectivity in place to the networks that will be used, the Read more...
2ndc

The vSAN Witness Appliance in vCloud Air: Part 3 (Network)

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In Part 2, I covered how to upload a vSAN Witness Appliance into a vCloud Air Organizational Catalog. This process doesn’t require any specific networking to be in place, other than connectivity to vCloud Air directly. Networking in vCloud Air In vCloud Air, multiple independent networks can be created with visibility across different Virtual Applications Read more...
2ndc

The vSAN Witness Appliance in vCloud Air: Part 2 (OVA Upload)

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In Part 1, a quick overview covered some of the basics about running a vSAN Witness Appliance in vCloud Air. The process isn’t extremely difficult, but there are some considerations to keep in mind. This post will focus on getting the vSAN Witness Appliance into vCloud Air for deployment. The vSAN Witness Appliance OVA This Read more...
2ndc

The vSAN Witness Appliance in vCloud Air: Part 1 (Overview)

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One of the most common questions I am asked pertaining to vSAN 2 Node and Stretched Clusters configurations, is “Can I run a vSAN Witness Appliance in vCloud Air?” Why wouldn’t someone want to run the vSAN Witness Appliance in vCloud Air? It is a great use case for a virtual machine that needs to run in a Read more...
2ndc

vSAN 2 Node with Direct Connect

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Traditional vSAN 2 Node configurations require connectivity between the vSAN tagged VMkernel ports, and the vSAN Witness Appliance’s VSAN tagged VMkernel port. Also remember that vSAN traffic will use the default gateway of the Management VMkernel interface to attempt to reach the Witness, unless additional networking is put in place, such as advanced switch configuration or possibly Read more...

VSAN Management API Cookbook for Python

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Virtual SAN 6.2 has been out for a few months now. More and more customers are adopting Virtual SAN in many use cases including Tier 1 and business critical applications. Virtual SAN leverages Storage Policy Based Management to individually tailor a virtual machine’s protection and performance profile. This lessens the burden of storage provisioning operations on administrators. Deploying Virtual Read more...
2N-WRITE

Read Locality in Hybrid 2 Node Virtual SAN

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A question was asked the other day about the performance behavior of a virtual machine after a vMotion on a 2 Node Virtual SAN configuration. The question basically was: “Should there be a degradation in read performance after a virtual machine is vMotioned to the alternate host in a Hybrid 2 Node Virtual SAN configuration?” Read more...
Brocade_vTM_VDI-2

All-Flash Virtual SAN for VDI with Brocade vTM

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VMware, Brocade, and Broadcom have updated the previously published reference architecture to showcase the optimal All-Flash Virtual SAN for VDI solution using Brocade Virtual Traffic Manager. – Image courtesy of Brocade Cost-Effective Performance and High Availability In this reference architecture, we demonstrate how to design an ultra-fast, cost-effective VDI infrastructure using VMware Virtual SAN combined Read more...
EFF-RAID5

Virtual SAN 6.2 Space Efficiency Technologies White Paper

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We’re happy to announce the Virtual SAN 6.2 Space Efficiency Technologies White Paper. I was fortunate to work on this along with Jeff Hunter and John Nicholson on this document. We cover some of the new additions to Virtual SAN in version 6.2 specifically around space efficiency. A couple of the new features that we Read more...