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The success of VSAN, and my move to VMware
For the past few years, I’ve had the opportunity to share with others how to better understand their Data Center workloads, and how to use this knowledge to better service the needs of their organizations. As a Technical Marketing Engineer for PernixData, the role allowed me to maintain a pulse…
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How CPU related metrics in vSphere may be misinterpreted
Most Data Center Administrators are accustomed to looking for high CPU utilization rates on VMs, and the hosts in which they reside. This shouldn’t be a big surprise. After all, vCenter, and other monitoring tools have default alarms to alert against high CPU usage statistics. Features like DRS, or products…
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What does your infrastructure analytics really tell you?
There is no mistaking the value of data visualization combined with analytics. Data visualization can help make sense of the abstract or information not easily conveyed by numbers. Data analytics excels at taking discrete data points that make no sense on their own, into findings that have context, and relevance. …
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Solarize your Home Lab, and your Home
A notorious trait of vSphere Home Labs is that they start out simple and modest, then evolve into something looking like a small Data Center. As the Home Lab grows in size and sophistication, eventually elements such as power, cooling, and noise can become a problem. IT folks are typically…
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Viewing the impact of block sizes with PernixData Architect
In the post Understanding block sizes in a virtualized environment, I describe what block sizes are as they relate to storage I/O, and how it became one of the most overlooked metrics of virtualized environments. The first step in recognizing their importance is providing visibility to them across the entire…
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Understanding block sizes in a virtualized environment
Cracking the mysteries of the Data Center is a bit like space exploration. You think you understand what everything is, and how it all works together, but struggle to understand where fact and speculation intersect. The topic of block sizes, as they relate to storage infrastructures is one such mystery.…
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My vSphere Home Lab. 2016 edition
Here we go again. I had no intention of writing a follow-up to my "Home Lab 2015 edition" post last year, as I didn’t foresee any changes to the lab in the coming year that would be interesting enough to write about. So much for predicting the future. Sometimes Home…
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Working set sizes in the Data Center
There is no shortage of mysteries in the data center. These stealthy influencers can undermine performance and consistency of your environment, while remaining elusive to identify, quantify, and control. Virtualization helped expose some of this information, as it provided an ideal control plane for visibility. But it does not, and…
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A closer look at the new UI for PernixData FVP, and beyond
In many ways, making a good User Interface (UI) seems like a simple task. As evident by so many software makers over the years, it is anything but simple. A good UI looks elegant to the eye, and will become a part of muscle memory without even realizing it. A…
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Understanding PernixData FVP’s clustered read caching functionality
When PernixData debuted FVP back in August 2013, for me there was one innovation in particular that stood out above the rest. The ability to accelerate writes (known as “Write Back” caching) on the server side, and do so in a fault tolerant way. Leverage fast media on the server…
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