Tag Archives: vSphere

vSphere 6u2 – Lab Upgrade

This blog is only limited to vCenter and ESXi upgrade: Release notes: vCenter: http://pubs.vmware.com/Release_Notes/en/vsphere/60/vsphere-vcenter-server-60u2-release-notes.html ESXi: http://pubs.vmware.com/Release_Notes/en/vsphere/60/vsphere-esxi-60u2-release-notes.html For those who do not know I am still using the Windows version of the vCenter Server (for not particular reason, maybe its loyalty because it went through a lot of upgrades and it grew on me ;-)). So… Read More »

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ESXi 5.5 and HP-AMS Heap globalCartel-1 already at its maximum size

Nothing better than waking to a Saturday support call, no? Don’t you just love not having a weekend and support your clients instead ;-). So long story short, it was a VMware Horizon View infrastructure and all the virtual machines that were being requested by the users were not powering on and we were getting… Read More »

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vSphere 5.x Tip To Toe: VSA Appliance root access! Why?

Sometimes you get odd requests from customers but usually they have a valid argument, in this case a customer had an intelligent UPS which performs a soft shutdown of the virtual machines in case of power failure and the batteries reach a minimum percentage of life. So my first attempt to troubleshoot this was to… Read More »

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vSphere 5.x Tip To Toe: Replace a vSphere Storage Appliance (5.5)

I was troubleshooting at a customer’s site and I found out that one of the appliances for some reason is corrupt from a configuration perspective, the cluster would always see the appliance offline when the datastores are online and mounted. Anyway,  I decided to replace the appliance but prior to that I had done some… Read More »

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vSphere 5.x Tip To Toe: VMware VSA 5.3 Troubleshooting Scenario [1]

I’ve been recently involved in various VMware VSA implementations and I haven’t faced much problems with it, usually is something drastic happens to the vCenter server I would just reinstall the vCenter server and restore the VSA, but not yesterday ;-). Sadly I don’t have screenshots to make this scenario more clear but I will… Read More »

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VMware VSA 5.1.1.0 License Expired

Well today a customer called screaming out that the VSA’s license has expired (although the key’s were installed upon installation),  so I logged in to vCenter via vSphere Client and vSphere Web Client and  a nice “Expired” can be noticed. Note that the environment is still up and running and all the virtual machines that… Read More »

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vSphere Tip To Toe: Reset ESXi root user password “Lost r00t o_0?”

Hello again my friends, this time I came across a customer who seemed to be completely blunt about the root password that he have set on his ESXi servers. As you may know previously we were able to reboot into single user mode and do the magic there. Since ESXi implies security well its not… Read More »

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vSphere 5.x Tip To Toe: Configuring VSA 5.1 using a single quad NIC (Brownfield)

When I first read about the new features that are found in the new VSA I just couldn’t hold myself from tampering with it, in the lab all went well without any issue until I got stuck in a situation where I had two servers and both had a single quad NIC (I know it’s… Read More »

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vSphere 5.x Tip To Toe: Multi Hypervisor Management from vCenter

Here we are, in a vast virtual cloud where you might come across an environment that has a mixture of hypervisors, VMware has a solution for managing this mixture via the vCenter Server console. I’m going to show on how to install the plugin, and connect a Hyper-V server to it. First you can download… Read More »

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Issues when Upgrading from vSphere 4.1 to vSphere 5.x

Lately I had a little project where I had to upgrade a VMware Infrastructure from 4.1 to 5.x along all went well, I did vCenter then the vSphere Client and finally I went for the ESX hosts. For product manageability purposes I did both via update manager and did an in place upgrade directly while… Read More »

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