Monthly Archive: January 2009

Jan 11 2009

Top 10 PowerShell scripts that VMware administrators must use

  1. Quick Migration - A script from Mike DiPetrillo that duplicates the Quick Migration of HyperV in a VMware environment by suspending a running VM and moving it to another ESX host server.
  2. Report into MS Word - A script from Alan Renouf that provides a report in Microsoft Word of the virtual machines in your environment with graphs and pie charts.
  3. Dynamic Resource Pool Calculator - A script from Eric Sloof that recalculates all of your resource pools and can automatically increase memory and CPU reservations. It can be run interactively using a GUI or through a command line with arguments.
  4. VMware Infrastructure Power Documenter - A script from Antonio Zamora that produces many different detailed reports about your VMware environment in Open XML format.
  5. ESX Automated Configuration Midwife - A script from Lance Berc that adds a new ESX host to VirtualCenter and configures networking, storage, VMotion and a few other things.
  6. VMware Health Check script – A script that produces a report of your VMware environment including information on snapshots, datastores, VMware tools versions, mapped CD-ROM drives and more.
  7. Track Datastore Free Space – A script from Hugo Peeters that produce reports that track free space on your datastores so you can see how it changes over time.
  8. List Disk RDMs - A script that lists any Raw Device Mappings (RDMs) that exist in your environment which is helpful as RDM’s are not listed in the datastore list of ESX servers.
  9. Find snapshots and send email to user/users with - A script from Chris Uys that emails a report of snapshots that are running in your VMware environment.
  10. Setting Video Hardware Acceleration Level – A script from Hugo Peeters that sets the video hardware acceleration level inside Windows VMs to Full so they perform properly in a VMware environment.

Jan 08 2009

Top 10 things you must read about VMware High Availability (HA)

  1. VMware High Availability – Concepts, Implementation and Best Practices - A white paper from VMware that provides a high level overview of HA, technical details on how it works, how to implement it and best practices for using it.
  2. HA Technical Best Practices - A technical presentation from VMware on HA technical details, best practices and troubleshooting.
  3. Resource Management Guide – VMware’s official documentation on resource management which information on how to configure and manage HA.
  4. VMware HA Guidelines and Best Practices – A presentation from VMworld 2007 by VMware engineers that covers a technical overview of HA, configuration best practices, troubleshooting tips and technology directions.
  5. VMware HA and DRS Capacity Planning - A white paper from Kingston that covers HA specifically as how memory plays a role towards it and how to understand memory statistics and configure memory settings to work best with HA.
  6. VMware HA Implementation Notes - A document put together by a VMware Technical Account Manager to help answer frequently asked questions about using, configuring and understanding HA.
  7. So how exactly does HA’s admittance algorithm work? – A post from Chad Sakac that discusses in detail how the frequently misunderstood HA admittance algorithm works.
  8. VM HA – service console networking, isolation behavior - A post from Chad Sakac that discusses how HA isolation behavior works as well as the best way to configure the service console networking to work with HA.
  9. Virtual Machine Failure Monitoring - A white paper from VMware that describes the new VM Failure Monitoring feature that is part of HA starting with ESX 3.5 and how to configure it.
  10. HA Advanced Option settings - A post from Duncan Epping that lists all the many Advanced Option settings that can be used to configure HA with.