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Quiz: Virtualization backup strategies and tools
Think you’re a hotshot when it comes to virtualization backup strategies? Even if you’re new to the subject, this quiz on will help you gauge your knowledge. Quiz
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Virtual server backup tutorial
Virtual server backup tools are crucial. But if you don’t properly implement a VM backup strategy, as described in this backup tutorial, performance may suffer. Virtualization School
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Unified backup management: The search for the Holy Grail
Managing physical and virtual backups together is tough. No single tool can meet all your needs, but there are some strategies to make backup management easier. Advisory Board
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Virtualization problems: When good deployments go bad
So you've rolled out virtualization and things are going smoothly. Think you're in the clear? Not so fast. Virtualization problems can strike at any time, and for many reasons. Guide
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High-availability guide: Using high-availability servers and systems
Deploying high-availability systems in your data center requires proper planning and the right software choices. This high availability guide covers all that and more. Guide
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Virtualization errors happen to everyone
Even top experts make mistakes when it comes to installing and managing server virtualization. As Halloween approaches, our Advisory Board members share their horror stories. Advisory Board
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Scenarios for implementing virtualization
Several implementation scenarios demonstrate best practices for virtualization. Best Practices Guide
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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. News | 22 Sep 2011
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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. News | 19 Aug 2011
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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. News | 31 May 2011
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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. COLUMN | 20 May 2011
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Microsoft, Citrix, Red Hat still lag VMware in features
XenServer, Hyper-V and KVM users still await feature parity with VMware’s vSphere while others work through integration issues. News | 03 Mar 2011
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VMware vShield Manager design raises availability concerns
One of the major technical kinks that has yet to be worked out in VMware’s vShield virtualization security product line is what happens when the vShield Manager appliance fails. News | 10 Feb 2011
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Marathon beats VMware to fault tolerance for SMP
In the event of an outage, Marathon's everRun MX now keeps applications that use symmetric multiprocessing in sync for failover. But like VMware's FT, enterprises may approach it cautiously at first. Article | 06 Oct 2010
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KVM supports live migration without shared storage
A new Red Hat utility could solve long-standing problems with live migration of virtual machines and even enable the move to public clouds. But users remain cautious. Article | 16 Sep 2010
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VMware admins go for free storage latency assessment
The vKernel software 'taster' tool, which identifies storage I/O latency problems, has advantages over vCenter. Article | 01 Jul 2010
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With AIX 6, IBM Unix shop sees VMware-style mobility
With AIX 6, IBM--the granddaddy of virtualization -- has taken cues from VMware and added live migration to its logical partitions virtualization offering. Will the move keep workloads on the platform? Article | 25 Feb 2010
- See More: News on Downtime and data loss in virtualized environments
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Mitigating the risk of a second virtualization hypervisor installation
Introducing a second virtualization hypervisor into a data center can create management and capability issues. With proper planning and testing, you can overcome these challenges. Tip
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Calculating virtualization ROI using unconventional factors
Calculating ROI for a virtual data center is a tricky endeavor. For a true assessment, you’ll need to include several, unconventional metrics. Tip
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Calming fears about cloud provider service outages
Cloud provider service outages are worth the trouble, because there are ways to limit the downtime while still reaping the benefits of a hybrid cloud. Tip
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Hardware migration: How server clustering can help you ditch old hosts
Getting rid of obsolete hardware is no easy task, but with a hardware migration, you can move VMs to new hosts with little downtime. Tip
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Avoiding CPU contention and bottlenecks
Bottlenecks can leave your VM twiddling its thumbs. Luckily, there are several techniques to prevent CPU contention and maximize performance. Tip
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Top 3 virtualization challenges: DR, backup and security
Virtual disaster recovery, virtualization security and VM backup are three main virtualization challenges, but don’t let them impede your virtualization project. Tip
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Virtualization challenges: Security, storage and VM sprawl
The deeper you get into a virtualization project, the more challenges you face. Virtualization security and backup management are some of the most common. Tip
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Server cluster high-availability gotchas: DNS and failover
Sometimes, high availability is a problem not a solution. Be on the lookout for numerous behaviors in a server cluster that can extend VM downtime after a failure. Tip
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Project Remus: Avoiding server downtime with Xen high availability
Don't accept virtual server downtime in your Xen environment. Project Remus promises Xen high availability, but testing has revealed limitations. Tip
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How to prevent data loss, downtime when virtualization problems hit
Small virtualization problems can turn into major issues quickly, but there are ways to prevent data loss and downtime when trouble strikes. Tip
- See More: Tips on Downtime and data loss in virtualized environments
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Quantifying virtualization ROI
Site expert Scott Feuless answers a user question on how to quantify your company's virtualization ROI. Ask the Expert
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Mitigating the risk of a second virtualization hypervisor installation
Introducing a second virtualization hypervisor into a data center can create management and capability issues. With proper planning and testing, you can overcome these challenges. Tip
-
Calculating virtualization ROI using unconventional factors
Calculating ROI for a virtual data center is a tricky endeavor. For a true assessment, you’ll need to include several, unconventional metrics. Tip
-
Calming fears about cloud provider service outages
Cloud provider service outages are worth the trouble, because there are ways to limit the downtime while still reaping the benefits of a hybrid cloud. Tip
-
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. News
-
Hardware migration: How server clustering can help you ditch old hosts
Getting rid of obsolete hardware is no easy task, but with a hardware migration, you can move VMs to new hosts with little downtime. Tip
-
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. News
-
Avoiding CPU contention and bottlenecks
Bottlenecks can leave your VM twiddling its thumbs. Luckily, there are several techniques to prevent CPU contention and maximize performance. Tip
-
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. News
-
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. COLUMN
-
Quiz: Virtualization backup strategies and tools
Think you’re a hotshot when it comes to virtualization backup strategies? Even if you’re new to the subject, this quiz on will help you gauge your knowledge. Quiz
- See More: All on Downtime and data loss in virtualized environments
About Downtime and data loss in virtualized environments
Achieving 24/7 uptime in your virtualized environment is often priority No. 1. This section offers news, technical advice and how-to information to help with the challenges of ensuring virtual machine uptime and preventing VM downtime, monitoring and benchmarking of VMs for performance issues, high-availability and fault-tolerance tools and best practices available in the virtualization marketplace, comparing high-availability for virtualization offerings with replication and clustering technologies, and planning strategies for growing virtualized data centers.