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Changed Block Tracking (CBT) is a VMware feature introduced in vSphere 4.0 in order to implement native incremental backup at source level. VMware VDAP uses this technology and so all backup and recovery software designed for VMware use it for speed the backup.

This mean that all the backup products that are using VDAP, will rely on VMware API and features, … and bugs.

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Runecast is a company that provides actionable predictive analytics for VMware vSphere environments. Runecast Analyzer is a solution that provides software-defined expertise to mitigate service outages, increase security and compliance and reduce time in troubleshooting.

This solution can discover hidden issues in your vSphere environment by using the current VMware Knowledge Base articles, that is probably the most trusted, complete and up-to-date public source of known issues and best practices related to VMware products, but it’s also typically used reactively, once the problem already persists.

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VMware vSAN 6.7U3 it’s out and maybe you would like to upgrade your environment.

But note that there are some possible performance issue with vSphere 6.7U3 on Dell servers.

In my opinion, one reason to upgrade is to finally have the automatical proactive rebalancing feature.

You can automate all rebalancing activities with cluster-wide configuration and threshold settings. Prior to this release, proactive rebalancing was manually initiated after being alerted by vSAN health checks.

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Last week, VMware has announced the future release of VMware vSphere 6.7 Update 3, that means, of course, also the new vSAN 6.7 Update 3 (vSAN is totally integrated in vSphere code).

Unfortunately, has happened in past, this is just a product announce, without provide the code of it and the date of General Availability (GA) release date (but I guess will be on VMworld US 2019). I usually prefer talk about what exist now and see the release notes.

The products are now GA and, most important the hardware compatibility and the software interoperability matrix have been updated!

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This is an article that I wrote as a contribuitor for the Aruba blog. Read the full article Stacking Network Switches: Why and Why Not.

In networking, the term “stack” (or stackable) refers to a group of physical switches that have been cabled and grouped in one single logical switch. Over the years, stacking features have evolved from a premium (and costly feature) to a core capability of almost all enterprise-grade switches (and also in several SMB models).

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VMware PowerCLI is a Windows PowerShell set of modules designed to simplify, automate, the managing of VMware vSphere environments.

If you currently use PowerCLI to automate basic tasks with pre-defined scripts, you’ll already know how powerful automation can be.

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Altaro is a fast-growing software company with easy to use and affordable (also for the price) backup solutions for small- to medium-sized businesses, specializing in backup for virtualized environments.

And with 10 years of history in data protection!

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VMware has announced the intent to acquire Veriflow, a pioneer in network verification and troubleshooting, helping customers model, analyze and verify their hybrid networks to allow IT teams to operate, secure and resilient networks. 

Also Veriflow has a innovative approach to combating network breaches and outages through mathematical network verification.

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During a VMware vSAN upgrade I’ve got a strange error in the UI:

vSAN health alarms are suppressed 
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Eight years ago I’ve started writing this blog and the vInfrastructure blog starts its life (see the first official post: Blog goes live).

Initially the blog had a slightly different domain name, but has rapidly changed with the final one (shorted and probably simpler).

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