Tag Archives: Technical

Use Coreinfo to view VM core and socket count

By using an unsupported VM configuration file (vmx) option called cpuid.coresPerSocket, it is possible to present multi-core virtual CPUs to VMware ESX virtual machines. Continue reading

Posted in Virtualizationism | Tagged , , , | 10 Comments

VMware ESX 4 can even virtualize itself

VMware ESX 4 can run multiple virtual instances of ESX 4 on a single physical server and even allows powering on and VMotion of nested VMs inside virtual ESX (vESX). Perfect for a small VMware vSphere test lab! Continue reading

Posted in Virtualizationism | Tagged , , , | 159 Comments

VMware vCenter Server performance stats levels

VirtualCenter (vCenter) database storage requirements grow rapidly as administrators increase the levels from default settings. Continue reading

Posted in Virtualizationism | Tagged , , , | 3 Comments

VMware vCenter really needs an agent

As vCenter Server (VirtualCenter) collects performance data, it is stored in the VC database. As the data ages, it is aggregated to save storage space. Continue reading

Posted in Virtualizationism | Tagged , , , | 1 Comment

VM Encapsulation

Encapsulation is one of the four key benefits of VMware virtual machines.  On the surface it may seem like this is a common feature across all virtualization platforms — but it’s not. If you are a VMware ESX administrator, you … Continue reading

Posted in Virtualizationism | Tagged , , , , , | 6 Comments