Category Archives: Virtualization

Virtual Disk Development Kit FAQ

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VI API is a Web Service and XML interface focused on management of virtual machines and ESX server configuration.

VCB offers command-line tools to integrate with backup products on SAN.

The VDDK is focused on efficient access and transfer of data on virtual disk storage. The VDDK can be used in conjunction with other APIs to offer a complete integrated solution for management of virtual infrastructure.

via Virtual Disk Development Kit FAQ.

VMware View Desktop Virtualization Features: Virtual Desktop Security & Management

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Simplify desktop and application management while increasing security and control with VMware View. Deliver a personalized high fidelity experience for end-users across sessions and devices. Enable higher availability and agility of desktop services unmatched with traditional PCs while reducing the total cost of desktop ownership up to 50%. End-users can enjoy new levels of productivity and the freedom to access desktops from more devices and locations while giving IT greater policy control.

via VMware View Desktop Virtualization Features: Virtual Desktop Security & Management.

I found this marketing speak funny in that I had no idea what View was after reading that.  After perusing the site more it does look useful.  VMware wants to be gatekeeper to a business’ computing infrastructure and View looks like the end user portal.  Will download to see how this works.

VMware KB: VMware VirtualCenter Server service does not start automatically after reboot

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This issue may occur if the VirtualCenter Server service starts before one of the services it depends on is started. The VirtualCenter Server service is dependent on the following services: SQL Services ADAM Services when using linked mode in vCenter Server 4.x To resolve this issue, add a dependency to the VirtualCenter service so that it starts only after the necessary services have started.

via VMware KB: VMware VirtualCenter Server service does not start automatically after reboot.

Yikes!  You need to edit the registry to get this to work.

CloudStack, The Best Kept Secret in Cloud Computing

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Cross Hypervisor Support

With CloudStack you can use multiple hypervisors, proprietary or open source (VMware, XenServer, Xen Cloud Platform, KVM or OracleVM). Not only can you use whatever hypervisor you want but also you can use multiple hypervisors in a highly available cloud computing instance.

via CloudStack, The Best Kept Secret in Cloud Computing – Head in the Clouds.

Importing Kensho OVF to ESX

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OVF is a format that describes virtual appliances; these could be single or multiple machine. In doing so, OVF describes the virtual hardware and physical requirements of each machine.

Via Importing Kensho OVF to ESX | Citrix Blogs.

In my example I am going to use XenConvert to create an OVF Appliance from a XenServer XVA (that is an export of a XenServer VM), modify that using a VMware created OVF, and then import to ESX.

VMware ESXi vs. XenServer: Cloud and Desktop Feature Showdown

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Heavyweight companies from around the globe are competing in the hot cloud space. In the center ring are two tough competitors Citrix and VMware. Each has strengths and weaknesses. Which should you choose?

In this article, I compare the hypervisor products from these two vendors, Citrix XenServer and VMware ESXi, and explore what each as to offer developers. Since hypervisors have become are a dime a dozen, it only makes sense that a comparison of VMware ESXi and Citrix XenServer also discusses the surrounding components to get a full picture of what each can do for the development

via VMware ESXi vs. XenServer: Cloud and Desktop Feature Showdown – Developer.com.

Device eth0 does not seem to be present error after cloning a linux machine

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After some searching, i found out that there is a device manager for the Linux kernel named “udev” which remembers the settings from the NIC of the virtual machine before it was cloned. To fix the issue simply delete the the following file and it will be regenerated properly on reboot.

/etc/udev/rules.d/70-persistent-net.rules

via Random IT Stuff » ‘Device eth0 does not seem to be present’ error after cloning a linux machine.

This worked for me with a VirtualBox clone that was giving me problems.  Google is simply an amazing resource!  And kudos to the linked site for coming up first with a no nonsense answer.