VMware Virtual SAN for Remote Office and Branch…

VMware Virtual SAN for Remote Office and Branch Office (ROBO)

VMware Virtual SAN for Remote Office and Branch…

As a global company, VMware has many office locations throughout the world. I myself, being based in Beijing, get to hear from many customers who would love to deploy VMware Virtual SAN at a Remote Office and Branch Office (ROBO) site. However, they have concerns and questions with regards to performance and reliability. Well, question no more. This blog is going to knock your socks off.


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Updated Virtual SAN Book from VMware Press

Updated Virtual SAN Book from VMware Press

Updated Virtual SAN Book from VMware Press

Here is a brief excerpt from the newly released Second Edition of Essential Virtual SAN (VSAN): Administrator’s Guide to VMware Virtual SAN by Cormac Hogan and Duncan Epping, VCDX #7 from VMware Press.


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VCE VxRail 3.5 Accelerates VMware Powered HCI…

VCE VxRail 3.5 Accelerates VMware Powered HCI Appliance Momentum — Virtual Blocks

VCE VxRail 3.5 Accelerates VMware Powered HCI…

Building on strong momentum from the February 2016 launch, VxRail 3.5, with a slew of ‘face-melting’ new features, is now shipping! VCE VxRail is a jointly VMware and EMC developed hyper-converged infrastructure family of appliances built on the foundations of VMware Hyper-Converged Software (Virtual SAN, vSphere and vCenter).


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Hot off the Press: Two More Virtual SAN 6.2…

Hot off the Press: Two More Virtual SAN 6.2 Technical White Papers — Virtual Blocks

Hot off the Press: Two More Virtual SAN 6.2…

This white paper examines the performance of Online Transaction Processing (OLTP) applications with Virtual SAN 6.2. The OLTP applications, which model an online retail store and a brokerage house workload, involve a large number of client transactions. The performance of such workloads are crucial to businesses such as banks, airlines, and retailers. Overall, Virtual SAN 6.2 performs well and provides stable and consistent I/O capability to the two OLTP workloads. Furthermore, tests show that Virtual SAN 6.2’s space efficiency features provide substantial disk space savings and can significantly reduce customers’ storage costs per gigabyte (GB). Lastly, Virtual SAN 6.2 performs well during source failure with only a small drop during…Read More


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Can all VSAN Witness VMs for ROBO be in the…

Can all VSAN Witness VMs for ROBO be in the same VLAN? — Yellow Bricks

Can all VSAN Witness VMs for ROBO be in the…

Yesterday I received the question if all VSAN Witness VMs for ROBO can be in the same VLAN? The excellent VSAN 2 node and Stretched Cluster guide for VSAN describes an example of how things can be implemented with different VLANs for the VSAN Witness, which would look like this:


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Yellow Bricks: Looking for the VROps VSAN…

Yellow Bricks: Looking for the VROps VSAN Content Pack?

Yellow Bricks: Looking for the VROps VSAN…

I just noticed the link for the VROps VSAN Content Pack had changed and it isn’t easy to find through google either. Figured I would post it quickly so at least it is indexed and easier to find. Also including the LogInsight VSAN content pack link for your convenience:


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VSAN 6.2 Disk Format Upgrade Fails

VSAN 6.2 Disk Format Upgrade Fails

VSAN 6.2 Disk Format Upgrade Fails

I’ve been doing quite a bit of VSAN deployments and upgrades lately. When upgrading up to version 6.1, I did not encounter any issues, luckily. Upgrading VSAN cluster (vSphere) to 6.2 also very smooth; however, upgrading the disk format from version 2 or 2.5 to version 3 has been a daunting task so far. I have an 80% failure rate on this type of upgrade. Here are some of the errors I came across.


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Heads Up: OVF/OVA always deployed as Thick on…

Heads Up: OVF/OVA always deployed as Thick on VSAN when using vSphere Web Client

Heads Up: OVF/OVA always deployed as Thick on…

Just wanted to give folks a heads up on an issue that a colleague of mines recently identified when provisioning Virtual Appliances (OVF/OVA) onto a VSAN datastore when using the vSphere Web Client. He found that regardless of the VSAN Storage Policy that was selected, whether it is the default VSAN Storage Policy or a custom one, the Virtual Appliance will always be Thick provisioned.


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Kindle version of Essential Virtual SAN (6.2)…

Kindle version of Essential Virtual SAN (6.2) available now!

Kindle version of Essential Virtual SAN (6.2)…

Just noticed the Kindle version of Essential Virtual SAN (6.2), second edition, is available now! We decided to go for an “e-book” first model to get it to market as quick as possible. I hope you will enjoy the book as much as Cormac and I did writing it. Pick it up!


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Virtual Blocks: Scale up VMware Virtual SAN to…

Virtual Blocks: Scale up VMware Virtual SAN to scale down risk (Part 2)

Virtual Blocks: Scale up VMware Virtual SAN to…

This is part 2 of the series. Now for our next example we wanted to look at what would happen if 3 hosts were lost simultaneously while using FTT=2 what would the impact be.


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Heads Up: OVF/OVA always deployed as Thick on…

Heads Up: OVF/OVA always deployed as Thick on VSAN when using vSphere Web Client

Heads Up: OVF/OVA always deployed as Thick on…

Just wanted to give folks a heads up on an issue that a colleague of mines recently identified when provisioning Virtual Appliances (OVF/OVA) onto a VSAN datastore when using the vSphere Web Client. He found that regardless of the VSAN Storage Policy that was selected, whether it is the default VSAN Storage Policy or a custom one, the Virtual Appliance will always be Thick provisioned.


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Yellow Bricks: VSAN everywhere with Computacenter

Yellow Bricks: VSAN everywhere with Computacenter

Yellow Bricks: VSAN everywhere with Computacenter

This week I had the pleasure to have a chat with Marc Huppert (VCDX181). Marc works for Computacenter in Germany as a Senior Consultant and Category Leader VMware Solutions. He primarily focuses on datacenter technology. I noticed a tweet from Marc that he was working on a project where they will be implementing a 60 site ROBO deployment. It is one of those use cases that I don’t get to see too often in Europe so I figured I would drop him a note. We had a conversation of about an hour and below is the story around this project, and some of the other projects Marc has worked on.


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VSAN Management 6.2 API Quick Reference

#VSAN Management 6.2 API Quick Reference – virtuallyGhetto

VSAN Management 6.2 API Quick Reference

With the release of VSAN 6.2 (vSphere 6.0 Update 2), a new VSAN Management API has been introduced which covers all aspects of VSAN functionality including: complete lifecycle (install, upgrade, patch), monitoring (including VSAN Observer capabilities), configuration and troubleshooting. Although there is a well documented VSAN Management API Reference Guide which you can navigate around, I personally find it useful to be able to have a quick reference to all the APIs in on place which I can easily search and reference. This is especially true when I am learning about a new API.


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