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Home Tag "VMware ESX"

Read “The CPU Scheduler in VMware vSphere 5.1 – Performance Study”

DABCC
The CPU scheduler is an essential component of vSphere 5.x. All workloads running in a virtual machine must be scheduled for execution and the CPU scheduler handles this task with policies that maintain fairness, throughput, responsiveness, and scalability of CPU resources. This paper describes these policies, and this knowledge may be applied to performance troubleshooting […]

The CPU Scheduler in VMware vSphere 5.1 – Performance Study

VMware
The CPU scheduler is an essential component of vSphere 5.x. All workloads running in a virtual machine must be scheduled for execution and the CPU scheduler handles this task with policies that maintain fairness, throughput, responsiveness, and scalability of CPU resources. This paper describes these policies, and this knowledge may be applied to performance troubleshooting […]

What is VMware CTK file format?

DABCC
A file with extension CTK can be found by using the VMware datastore browser, in the same folder as other VMDK file, where the VM stores all its files (VMDK, VMX, VMSD, NVRAM….). What is VMware CTK file for? The CTK file is used by Changed Block Tracking (CBT). It lists the block changes made since last backup. […]

Maximize VM performance, Recover datastore Space and IOPS – 3 Technical Papers

DABCC
There are some good technical PDFs here on my website, where you can learn about maximizing VM performance for your VMs, recovering some space on your datastores or learn more about IOPS. All those documents are provided for free by my partners and I’ve created a dedicated page on my blog – Free technical PDFs. […]

How to – build a nested lab on a HP DL380 G5 Server

DABCC
True, this nested lab will not impress you with a high performance, but it works. Mainly this example will help you to understand the necessary steps to install your own homelab without investing a lot of money in hardware. And you do not need a physical shared storage, as we use an openfiler to provide […]

Startup takes aim at multi-hypervisor management

DABCC
An updated version of software from startup HotLink aims to ease the management of multi-hypervisor environments, as well as provision off-premises resources, like VMs from Amazon’s cloud, all from VMware’s vCenter management console. The software aims to help organizations tasked with having to separately manage resources running on different hypervisors. The HotLink SuperVisor controls workloads running […]

How to Configure VMware High Availability (HA) Cluster

DABCC
In this article you’ll learn how to configure VMware High Availability (HA) cluster. It’s not in depth article about HA, but gives you enough knowledge and get things running. You could already read my article VMware HA cluster –  how it works with an introductory video from VMware TechPub. VMware HA components changed in vSphere 5 where […]

Another Free Start Menu for Windows 8 – this one from Pokki stands out

DABCC
I stumbled through this cool start menu for Windows 8, called Pokki. And you might say that it’s another Free Start Menu for Windows 8, but the thing is, it’s not only a start menu, but also a center for managing all W8 applications in very cool manner. What’s the point to dream about an […]

Useful VXLAN commands in VMware ESXCLI 5.1

DABCC
Recently I have been doing some work with VXLAN with my colleagues Venky Deshpande who is responsible for vCloud Networking and Ranga Maddipudi who is responsible for vCloud Security within our technical marketing team (I call them the vCloud Networking & Security Duo). While working in our lab, I came across several VXLAN commands in […]

Virsto Overview – Storage Hypervisor Does For Storage What the Server Hypervisor Did For Servers

DABCC
Virsto Software is going to transform the way your enterprise uses storage. We deliver game-changing performance and utilization with any block-based storage, working in conjunction with the popular hypervisors VMware ESX and Microsoft Hyper-V. Virsto’s storage hypervisor does for storage what the server hypervisor did for servers. The Promise of Virtualization When companies started to […]

Dell VKernel vOps Server Explorer 6.3 released – Two More Free tools integrated

DABCC
vKernel (Dell) has announced new update to popular vOps Server Explorer – a free tool for virtualization admins running vSphere, RHEV or Hyper-V. This new release brings in two additional tools to existing free tools present in this free software bundle. The detailed article about the previous release – version 6 can be found here. […]

Upgrading VMware vCenter Server? Use the free VMware Tool called vCenter Pre-Upgrade Checker

DABCC
If you’re planning, or upgrading vCenter server, you might want to know that there is a free tool provided by VMware, which enables you to check the DB before running the installer. The VMware vCenter Pre-Upgrade Checker not only detects problems, but also miss-configuration and can avoid performance problems after the upgrade. The tool produces […]

Free video – Configuring Dynamic Memory in Hyper-V 2012

DABCC
A free video from new Training from Trainsignal, which shows you what is dynamic memory in Hyper-V 2012, and how to configure this feature. David Davis is an instructor and he just created new training for recently released Microsoft’s Hyper-V 2012. This new training called Windows Server 2012 Hyper-V New Features Training – and will […]

Vizioncore vFoglight for Monitoring VMware ESX Environments – DABCC TV #15

DABCC TV
In the following DABCC Virtualization Video Podcast, we are very happy to have George Pradel, Director of Strategic Alliances at virtualization management vender Vizioncore, Inc. In this video George gives us a detailed technical walkthrough of the Vizioncore vFoglight solution and how it will help us understand our virtual environments better.

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