Lately, I’ve been on phone calls with several companies to discuss whether they should run their applications on virtual machines or physical machines. Typically, some user or software person has been told the plan is to run their application on a virtual machine. They believe their application is “so special” and will not work [...]
Posts Tagged ‘vmware’
Application software and license procurement can become the “long-pole-in-tent” in production deployments with server virtualization using VMWare, XEN or HYPER-V
At my company we’ve been using server virtualization with VMWare products for 2-3 years. During that time we’ve created processes and procedures that allow us to deploy a server and its supporting operating system in as little as a few minutes. My reading suggests it is the same with the Hyper-V and XEN virtualization products as well.
Unfortunately, obtaining software [...]
Tracking VMWare ESX 3.x or ESXi Host resources with Cacti
I’ve been using Cacti, RRDTool, SNMP and custom scripts running on Linux for several years to collect and display historical data regarding Network, System, and FlexLM license resource usage. I recently began tracking the Host resources used by ESX. I was interested in tracking the following:
CPU utilization
Memory Free
Total Memory
IO activity
Network traffic
Slow Clock in guest OS on VMWare Server 1.x
When using VMware Server 1.x, I’ve encountered a few guest Virtual Machines, VMs, where the clocks do not advance correctly. What is especially frustrating about this is that frequently the clocks in the other guest VM’s on the same host are operating correctly. I’ve not yet determined what causes the inconsistency across the guest VM’s, [...]