VMware vSphere 6.5 Host Resources Deep Dive – A Must Have!

Just after I joined Zettagrid in June of 2013 I decided to load up vSphere 5.1 Clustering Deepdive by Duncan Epping and Frank Denneman on my iPad to read on my train journey to and from work. Reading that book allowed me to gain a deeper understanding of vSphere through the in depth content that Duncan and Frank had produced. Any VMware

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CPU Overallocation and Poor Network Performance in vCD – Beware of Resource Pools

For the longest time all VMware administrators have been told that resource pools are not folders and that they should only be used under circumstances where the impact of applying the resource settings is fully understood. From my point of view I’ve been able to utilize resource pools for VM management without too much hassle since I first started working on

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VMworld 2017 – #vGolf Las Vegas

#vGolf is back! Bigger and better than the inaugural #vGolf held last year at VMworld 2016! Last year we had 24 participants and everyone who attended had a blast at the majestic Bali Hai Golf complex which is in view of the VMworld 2017 venue, Mandalay Bay. This year the event will expand with more sponsors and a more structured

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Important ESXi 6.0 Patch – Upgrade Now!

Last week VMware released a new patch (ESXi 6.0 Build 5572656) that addresses a number of serious bugs with Snapshot operations. Usually I wouldn’t blog about a patch release, but when I looked through the rest of the fixes in the VMwareKB it was apparent to me that this was more than your average VMware patch and addresses a number

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Attack from the Inside – Protecting Against Rogue Admins

In July of 2011, Distribute.IT, a domain registration and web hosting services provider in Australia was was hit with a targeted, malicious attack that resulted in the company going under and their customers left without their hosting or VPS data. The attack was calculated, targeted and vicious in it’s execution… I remember the incident well as I was working for

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Homelab – Lab Access Made Easy with Free Veeam Powered Network

A couple of weeks ago at VeeamON we announced the RC of Veeam PN which is a lightweight SDN appliance that has been released for free. While the main messaging is focused around extending network availability for Microsoft Azure, Veeam PN can be deployed as a stand alone solution via a downloadable OVA from the veeam.com site. While testing the product through

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Service Providers Be Aware: Samba Vulnerability is out there! SambaCry

Having worked in and around the service provider space for most of my career when I heard about the Linux variant of WannaCry, SambaCry last week, I thought to myself that it had the potential to be fairly impactful given there would be significant numbers of systems that use Samba for file services in the wild. In fact this post from GuardiCore puts the

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Quick Fix: VCSA 503 Service Unavailable Error

I’ve just had to fix one of my VCSA’s again from the infamous 503 Service Unavailable error that seems to be fairly common with the VCSA even though it’s was claimed to be fixed in vCenter version 6.5d. I’ve had this error pop up fairly regularly since deploying my homelab’s vCenter Server Appliance as a version 6.5 GA instance and for

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Released: vCloud Director SP 8.20.0.1

Last week VMware released an update for vCloud Director SP (Build 5439762) and while the small version increment suggest a small release, it actually contains a couple of important new features and introduces support for VVOL datastores which hopefully will get vCAN Service Providers looking at VVOLs a little more as well as a new Cell Management Tool command to

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