Active Directory Machine Accounts and VMware Clones and Snapshots

Clones and Snapshots, two of the many modern day miracles to come from virtualization. No? So they’re not as cool as VMware’s vMotion, Distributed Resource Scheduling, High Availability, Fault Tolerance are they, but the are the foundation on which that magic is built.  What happens to the machine in your corporate domain when you need
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Oh My God! Tripwire Ops Check.

I have to honest. I haven’t given the Tripwire tools the time of day prior. Wether it was because I didn’t have any time, or I felt my own skill at scripting was good enough, I don’t know. After a run in with a v-motion issue while at Citrix Synergy/Virtualization Congress 2009, and having Mr
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Choosing SQL Clustering or VMware HA – What is Right?

This is a big one to try to tackle in a single post, but the question comes up often enough to try. I figure to best answer it, it would help to understand what each does: VMware HA What it does: VMware HA will detects host & VM (VM heartbeat, etc) failures. On a failure
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Virtually Secure – HyTrust Launches Virtual Security Appliance

HyTrust today came out of quazi-stealth mode and released it’s security virtual appliance. It now comes in 6 new flavors of bacon-like goodness. Ok, so not bacon, but just as awesome! From the press release: The new HyTrust Appliance features the following key benefits: Consistent Control – access and configuration controls are enforced consistently across
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It Still Doesn’t Work – Windows 2003 Standard 32bit & 4 GB Ram

I’ve run across several cases recently where assigning 4GB of memory to a 32bit VM caused some concern by folks looking at what’s available in the system properties. Example:   The VM is set to use 4GB ram (4096MB) & Booted. Properties show less than 4GB As does Task Manager So why is this? It’s
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OpenSuse 11.1 on VMware Workstation – vmware-modconfig

It’s not often you’re likely to see a VMware Workstation post here. Why? Because for my limited use case, it “Just Works”. Really, it just does. This weekend however, I had some minor issues, why? Well, at some time on Friday (Saturday?) my Ubuntu 8.04 host install gave up the ghost. Some update or another
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Upgrades! My Office, Your VMware Tools.

This last weekend, the WordPress install on the site wasn’t the only thing that got an upgrade. The Professional VMware ‘offices’ got an upgrade as well. I’ve upgraded from a monolithic old wooden eyesore of a desk to a larger, aluminum & glass setup, that I think is just stylin. Take a look:   Enough
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New Book! – VI3 Implementation & Administration

This book is now officially on my wish list. Dead tree, PDF, doesn’t matter. More and more companies are choosing to virtualize and consolidate their server environments with VMware to achieve smaller footprints and reduced operating costs, but optimizing the virtualized environment is nearly impossible without a solid strategy in place. This complete guide to
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Ubuntu Cloning – Mac Address Change Mayhem.

Apparently networking in Ubuntu goes funny when you change it’s Mac Address, and picks up the changed MAC as a new NIC, and assigns it the next number sequentially. While you can get around this by statically setting the MAC address, you generally want to avoid that. Having duplicate MAC addresses is a “Bad Idea”
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Now This is Very Interesting – Open Source VMFS Driver!

Interesting indeed. Scott Lowe & Mr. Brambley already did an excellent write up, so I’ll spare you more boring reading. However, this opens up some further cool uses for VMFS. “This driver enables read-only access to files and folders on partitions formatted in the Virtual Machine File System (VMFS) by VMware. VMFS is a clustered
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Come See Us In Person – Virtualization Congress Early Bird Registration Ends Soon!

Incase you didn’t know Pancil and I will be presenting “Automating Virtual Infrastructures With Windows PowerShell” at the Virtualization Congress. Yes… Virtualization Infrastructures, not just VMware, but Xen and Hyper-V too. Get your early registration on over here. Leave me a bit of a note in the comments if you’re planning on coming.

Bad Things Happen at 2am – How To Resign a VMFS Partition

Well, it started at midnight, a standard hardware upgrade really. Power down the VM’s, shut down the host, and call the DC team to do their thing. Twenty minutes later, got a ring from the DC, that the upgrade had been completed. I popped open the VC, and well, there was no local storage. It
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VMware Time Keeping Best Practices KB Updates

VMware has updated their Time Keeping Best Practices KB’s. The new timekeeping articles are: 1006427 Timekeeping best practices for Linux 1007020 Linux using TSC clocksource stops responding 1008284 Time falls behind in a virtual machine when the guest operating system writes to previously unwritten regions of its virtual disk 1005861 Time falls behind in virtual
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