Downtime and data loss in virtualized environments news, help and research

Downtime and data loss in virtualized environments News

September 22, 2011 22 Sep'11
Hyper-V 3.0 shared-nothing live migration a boon for small shops

Shared-nothing live migration in Hyper-V 3.0 will improve small IT shops’ planned maintenance prospects, but the technology comes with some limits.
August 19, 2011 19 Aug'11
Shionogi breach spotlights virtualization security

A disgruntled ex-employee admitted to deleting VMs at the pharmaceutical company, highlighting the need for proper enforcement of access-control policies in virtual environments.
May 31, 2011 31 May'11
Redirection to the rescue: I/O tools boost virtualization projects

From managing backup copies to server-side SSD caching, users say emerging I/O redirection and optimization tools are key to managing storage in virtual infrastructures.
May 20, 2011 20 May'11
Mind the air gap: Can security and consolidation coexist?

Segmenting data on separate physical servers isn’t the only way to ensure security these days. In many cases, virtualization does just as good a job.

Bring yourself up to speed with our introductory content

Set up VMware VM Encryption for hypervisor-level security

Learn how to set up and run the new VMware vSphere 6.5 VM Encryption feature to improve security by bringing encryption to the hypervisor level. Continue Reading
Virtualized firewall servers and other bad ideas

Virtualization is a great idea, but not for everything in the data center. Even if your goal is 100% virtualization, leave these servers off the list. Continue Reading
Mix hardware and software for the best VM high availability

Administrators must implement a level of resilience and availability that is appropriate for each individual workload. Continue Reading

Weigh the pros and cons of technologies, products and projects you are considering.

To virtualize or not: Workloads that should stay physical

While virtualization can bring many advantages, it may not be the right approach for every workload. Continue Reading
Can you recover data after an unwanted Hyper-V Checkpoint restoration?

If you mistakenly restore a VM to a previous state, have you forever lost changes that were made after the Checkpoint was created? Continue Reading
Get the upper hand on virtual machine sprawl

Virtualization has made allocating data center resources an easy process—perhaps too easy. Irresponsible virtual machine provisioning can gradually lead to the type of inefficiencies that virtualization set out to eliminate. VMs created for use in a... Continue Reading

Learn to apply best practices and optimize your operations.

Effectively communicate and troubleshoot an upgrade failure

When you're dealing with an upgrade failure, it's extremely important to not only communicate with end users and management, but also to understand the limitations of backups. Continue Reading
How do you verify a HA server or cluster is working?

I want to ensure server high availability in my production IT environment. Is it better to test server HA and risk disruption, or trust in the systems' reliability? Continue Reading
Protect your virtual infrastructure from a single point of failure

Removing every potential failure point is usually prohibitively expensive. Instead, start by mapping potential failures and assessing business needs. Continue Reading

We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.

Respond to your first hypervisor host crash

Though the benefits of virtualization outweigh the risks, a host server crash is extremely visible and causes concern with management. Be prepared to respond with efficiency. Continue Reading
The details and dangers of using Hyper-V checkpoints

Reduced performance and potential disk shortages can cripple the very VMs you're hoping to protect if you don't use Hyper-V checkpoints correctly. Continue Reading
Hardware and software approaches to improve virtual server reliability

Careful selection of hardware and software technologies can improve virtual server reliability and ease the additional risks virtualization adds. Continue Reading