VSAN lesson​ learned adding nodes past 32

VSAN lesson​ learned adding nodes past 32

VSAN lesson​ learned adding nodes past 32

The configuration maximum for vSAN 6.x is 64 nodes per cluster, by default you can only have 32 nodes in the cluster. To enable support for more than 32 nodes per cluster, you need to follow the steps outlined in KB 2110081 I am going to walk you through what happens if you go over the 32-node…Read More


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Swap Object Thin Provisioning in vSAN 6.7

Swap Object Thin Provisioning in vSAN 6.7

Swap Object Thin Provisioning in vSAN 6.7

As of vSAN 6.7 the default behavior of the vSAN swap object is set to thin provisioned and matches the storage policy attributes assigned to the VM. As you might imagine, this has the potential to significantly decrease the effective storage capacity used in a vSAN environment. However, just the mere mention of “Swap file” triggers feelings The post Swap Object Thin Provisioning in vSAN 6.7 appeared first on Virtual Blocks .


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Understanding vSAN Encryption – “Erase disks…

Understanding vSAN Encryption – “Erase disks before use”

Understanding vSAN Encryption – “Erase disks…

A few questions routinely come up when using “Erase disks before use” with vSAN Encryption. What occurs when “Erase disks before use” is used? When a vSAN cluster has this setting checked, random data is written to each device in a disk group before it is encrypted. Why random data? In one case, if only The post Understanding vSAN Encryption – “Erase disks before use” appeared first on Virtual Blocks .


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How does vSAN powered HCI control expansion costs?

How does vSAN powered HCI control expansion costs?

How does vSAN powered HCI control expansion costs?

After the sale is when the costs become real Years ago I bought a car that seemed like a great deal. It was a relatively fancy car, but I soon discovered it had a lot of hidden costs. After owning it for several years, I tried to upgrade the GPS system that was included with The post How does vSAN powered HCI control expansion costs? appeared first on Virtual Blocks .


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Understanding vSAN Encryption – Booting when…

Understanding vSAN Encryption – Booting when vCenter is Unavailable

Understanding vSAN Encryption – Booting when…

Since the introduction of vSAN Encryption in vSAN 6.6 some of routine questions that get asked include: Do vSAN hosts get encryption key information from vCenter? What if vCenter is offline, is vSAN encryption impacted? What if vCenter is removed/replaced/not available, is vSAN impacted? The answers to these are pretty straightforward and easy to answer. The post Understanding vSAN Encryption – Booting when vCenter is Unavailable appeared first on Virtual Blocks .


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Adding Best-in-Class HCI with VMware vSAN

Adding Best-in-Class HCI with VMware vSAN

Adding Best-in-Class HCI with VMware vSAN

Hyper-converged infrastructure (HCI) is already one of the most important initiatives driving the transition to the modernize the data center. As Grandview Research states, “In the next months 40% of large organizations and 35% of mid-tier organizations intend to shift from traditional architecture to hyper-converged infrastructure.” Learn more. The post Adding Best-in-Class HCI with VMware vSAN appeared first on Partner News .


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Opvizor Performance Analyzer for vSAN

Opvizor Performance Analyzer for vSAN

Opvizor Performance Analyzer for vSAN

Advertise here with BSA At a VMUG a couple of months ago I bumped into my old friend Dennis Zimmer. Dennis told me that he was working on something cool for vSAN but couldn’t reveal what it was just yet. Last week I had a call with Dennis about what that thing was. Dennis is the CEO for Opvizor, […] The post Opvizor Performance Analyzer for vSAN appeared first on Yellow Bricks .


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Top 20 vSAN Articles June 2018

Top 20 vSAN Articles June 2018

Top 20 vSAN Articles June 2018

Component metadata health check fails with invalid state error Best practices for vSAN implementations using Dell PERC H730 or FD332-PERC storage controllers Status of TLSv1.1/1.2 Enablement and TLSv1.0 Disablement across VMware products Replacing SSD disk on a vSAN cluster The ramdisk ‘vsantraces’ is full “The ramdisk “vsantraces” is full” error reports in vSAN logging On […] The post Top 20 vSAN Articles June 2018 appeared first on Support Insider .


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Data Placement Optimizations in vSAN 6.7

Data Placement Optimizations in vSAN 6.7

Data Placement Optimizations in vSAN 6.7

A primary responsibility of storage is to make data requested readily available for access. While this may seem obvious, storage systems go to great lengths to accomplish this clear, but challenging objective. Hyper-converged infrastructures factor in additional considerations for data placement and resilience, as the storage is distributed across hosts. Considerations include, but not limited The post Data Placement Optimizations in vSAN 6.7 appeared first on Virtual Blocks .


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Changes in the Performance Service for vSAN 6.7

Changes in the Performance Service for vSAN 6.7

Changes in the Performance Service for vSAN 6.7

The new Clarity based HTML5 user interface (UI) that VMware has adopted across its product portfolio has been a big win for new and existing customers. Since the debut of the new vCenter client in vSphere and vSAN 6.7, it has been quite common to hear from users who have made the transition on how The post Changes in the Performance Service for vSAN 6.7 appeared first on Virtual Blocks .


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Find out how VMware vSAN 6.7 Meets Your…

Find out how VMware vSAN 6.7 Meets Your Customers’ HCI Needs

Find out how VMware vSAN 6.7 Meets Your…

This release offers features and capabilities that enable improves performance, usability, and consistency. Significant improvements to management and monitoring tools are matched by application consistency improvements. Learn more. The post Find out how VMware vSAN 6.7 Meets Your Customers’ HCI Needs appeared first on Partner News .


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Understanding the vSAN Witness Appliance –…

Understanding the vSAN Witness Appliance – Cluster Membership, Versioning, and Hosting

Understanding the vSAN Witness Appliance –…

The vSAN Witness Appliance virtual machine provides a virtualized ESXi host that acts as a tie breaker for vSAN Stretched Cluster and 2 Node configurations. Some common questions come up around not only which version of the vSAN Witness Appliance should be used, but what version the vSAN Witness Appliance should be run on. A few definitions The post Understanding the vSAN Witness Appliance – Cluster Membership, Versioning, and Hosting appeared first on Virtual Blocks .


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Managing vSAN 6.6 Fault Domains

Managing vSAN 6.6 Fault Domains

Managing vSAN 6.6 Fault Domains

Back in vSAN 6.0 release (when it was called VSAN), VMware introduced the ability to create Fault Domains to provide rack awareness and a bit of control where vSAN placed data objects. The idea behind fault domains is that we want to be able to tolerate groups of hosts (chassis or racks) failing …Read More


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IDC Data Shows vSAN Expands Leadership in HCI…

IDC Data Shows vSAN Expands Leadership in HCI Software

IDC Data Shows vSAN Expands Leadership in HCI…

The latest market data from IDC continues to show that VMware vSAN is leading the HCI market. IDCs Q1 2018 Worldwide Quarterly Converged Systems Tracker, released on June 26th, 2018, shows that the total value of hyperconverged solutions running VMware vSAN accounted for 37.2% of the Q1 2018 HCI market, making HCI systems powered by The post IDC Data Shows vSAN Expands Leadership in HCI Software appeared first on Virtual Blocks .


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