Latest Posts

Virtual Blocks

How is SPBM different to Tag-Based Placement?

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I received a question recently that revolved around the distinction between the different types of VM Storage Policies available, namely Storage Policy Based Management (SPBM) for vSAN and VVols, and tag-based placement (for all datastores).   SPBM is the storage management framework inherent within vSAN and VVols that allows for granular control over your VM Read more...
Thin Swap

Swap Object Thin Provisioning in vSAN 6.7

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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 Read more...
Pivotal Container Service

vSpeaking Podcast Episode 84: Pivotal Container Service (PKS)

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Last year at VMworld, Pivotal, in collaboration with VMware and Google announced the launch of Pivotal Container Service™ (PKS). A few months back they announced the launch of their initial public offering of 37,000,000 shares of its Class A common stock and recently announced PKS 1.1 is generally available. This week on the Virtually Speaking Podcast we Read more...

Understanding vSAN Encryption – Booting when vCenter is Unavailable

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Since the introduction of vSAN Encryption in vSAN 6.6 some of the 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 Read more...
Digital Foundation

From Phones to Servers, Pick Your Digital Foundation Carefully

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Remember when phone numbers were tied to a physical location or a specific wireless carrier? It used to be that moving to a new location, getting a new device, or switching carriers required a new a phone number along with a new operating system, time spent manually copying contacts, and a lot of hoping that Read more...
Data Placement Optimization

Data Placement Optimizations in vSAN 6.7

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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 Read more...
Technical Writing

vSpeaking Podcast Episode 83: Technical Writing

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Technical writing is writing done for the purpose of educating, informing or directing someone on how to do something. You can find information on VMware technology on official sites like StorageHub, VirtualBlocks, or docs.vmware.com, or you can read the 100+ personal blogs. In addition, there are many publications covering the various VMware technologies. This week on Read more...
Performance Service

Changes in the Performance Service for vSAN 6.7

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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 Read more...