Latest Posts

Eight Myths about Virtualizing Hadoop Dispelled

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This article takes eight common misperceptions about virtualizing Hadoop and explains why they are errors in people’s understanding. The short explanations given should serve to clear up the understanding about these important topics. Myth #1: Virtualization may add significant performance overhead to a Hadoop cluster. This is a common question from users who are in the Read more...

SDDC Security Operations class from VMware Education

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Hey everyone! I know, it’s been a while since I blogged. It’s been an insanely busy time here at VMware, especially for vSphere security. VMworld US and Europe vSphere security sessions were very popular! And since then, I’ve been traveling a whole bunch, meeting customers and talking about security operations. A recurring ask has been Read more...

Crash consistent backups and database cloning with Virtual Volumes

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In the first part of this series we provided a high level view of the benefits of using Virtual Volumes enabled storage for database operations. In the second part of this series we examined in more detail how Virtual Volumes can improve the backup and recovery capabilities for business critical databases, specifically Oracle. The backups Read more...

Virtualizing Big Data at VMware IT – Starting Out at Small Scale

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The Hadoop-based system running on vSphere that is described here was architected by Rajit Saha, (who provided the material for this blog) and a team from VMware’s IT department. This article describes the technical infrastructure for a VMware internal IT project that was built and deployed in 2015 for analyzing VMware’s own business data.. Details Read more...

vCPU to pCPU Ratios – Are they still relevant?

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One question I’m commonly asked (aka weekly if not daily) is what are the perfect pCPU to vCPU ratios that I should plan for, and operate to, for maximum performance.  I wanted to document my perspective for easy future reference. The answer? There is no common ratio and in fact, this line of thinking will Read more...

Virtual Volumes for Database Backup and Recovery

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In the first part of this series we provided a high level view of the benefits of using Virtual Volumes enabled storage for database operations. In this post, we will examine in more detail how Virtual Volumes can improve the backup and recovery capabilities for business critical databases, specifically Oracle. The backups for Oracle can Read more...

Updating to VMware Tools 10 – Must Read

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2017 UPDATE: A more recent article is now available with the latest information on VMware Tools lifecycle management. In September we announced that VMware Tools 10.0.0 Released and that VMware is now shipping VMware tools outside of the vSphere releases. Since then, we have received a lot of feedback from the community, customers, and internal Read more...