Sometimes you have an environment, which shows up with duplicate MAC addresses. You can see the alarms within in your vCenter server web client, and even worse, you won’t be able to power On a virtual machine (VM) which is in MAC address conflict with another VM. In this post, we will look at possible reasons […]
What is VMware vSphere On-Disk Metadata Analyzer – VOMA
VMware vSphere and ESXi has a very solid storage system. You might be interested in a fact, that there is a tool, similar to Windows chkdsk, which can check and identify incidents on metadata corruption which might affect file systems or underlying logical volumes. During such situations, you might want to run VMware vSphere On-Disk Metadata Analyzer […]
5 Ways to Change Hostname of your ESXi host
This post is a quick recap of different ways to change a hostname of an ESXi host. There are different ways we work and different tools we use. Not every time we have the chance to use the tools we want, or we have an access directly to the server room or to the console. This […]
What Is VMware ESXi Lockdown Mode?
In order to make your ESXi hosts more secure, you can put them what’s called Lockdown mode. This post will explain What is VMware ESXi Lockdown Mode, what’s the main benefits and the configuration steps. The config is a simple radio button via vSphere web client, but there is also a possibility to activate it […]
V2V Migration with VMware – 5 Top Tips
Almost everybody knows about P2V migrations. Physical to virtual conversion process. We have all done this at least once in the past. With P2V process you’re able to select a server within your physical infrastructure and convert it into a virtual machine with minimal effort (we all know that time is money). You should know that there […]
Increase Boot Delay to Edit the BIOS of a VM
This is a quick tip to Increase Startup Delay to Edit the BIOS of a VM. We will show you that it can be done different ways as we have multiple tools from VMware for managing their virtual infrastructure. A very easy tip everyone knows already, for this Friday. Check our Tips or How-to categories for other […]
VMware Transparent Page Sharing (TPS) Explained
This post is another addition to our Tips category. Today we’ll tackle another VMware vSphere Memory Management topic called VMware Transparent Page Sharing (TPS). VMware ESXi hypervisor is capable of tracking identical memory pages within VMs with the same OS. ESXi assigns a hash value to pages and compares them in details, bit by bit. […]
What is VMware vSphere Update Manager?
Today’s topic is another good one which covers VMware technology, and particularly the patching and upgrades. We’ll learn What is VMware vSphere Update Manager and some basic principles to use this free tool, which is part of vCenter. As you know, patching and upgrades are not always the most favorite occupation of any VMware admin. Things […]
What is VMware VMFS Locking Mechanism?
Today we’ll learn What is VMware VMFS Locking Mechanism. It is another post within our Tips category, so if you know your way, just skip. New people coming to learn VMware technology usually need this information to understand how VMFS locking works within the shared storage environment. And it is especially for those people that we’re […]
What is VMware vSphere HA Admission Control?
Today’s post will explain What is VMware vSphere HA Admission Control. This is another article within our Tips category. If you’re experienced VMware admin, you’ll probably know your way, but this post is destined for folks willing to know the basics and more about Admission control which was redesigned in vSphere 6.5. The first thing to […]
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