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Virtual servers and their impact on data storage
This article is part of the Storage magazine issue of Vol. 9 Num. 4 June 2010
Almost every IT shop has virtualized at least some of its servers, putting much of the burden of server consolidation on data storage systems. By Jeff Byrne Managing data storage resources has proven to be a challenge in virtual server environments since server virtualization first took root in data centers approximately seven years ago. By consolidating multiple virtual machines (VMs) on a single physical system, server virtualization imposes additional pressure on storage and I/O resources, and complicates functions such as data protection and storage management. In a recent Taneja Group end-user research study, we learned how your storage management peers are coping with the impact of server virtualization, and how they're attempting to employ the technology to their advantage. A total of 360 IT managers from a mix of North American enterprise and midsized organizations gave us their perspectives via an online survey, supplemented by follow-up phone discussions with selected respondents. Moving beyond Fibre Channel A majority...
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Features in this issue
Microsoft SharePoint is gaining in popularity as a corporate collaboration tool—it's great for office efficiency, but tough on backups.
CommVault returns to the winner's circle for the fourth time in our fifth Quality Awards for Backup and Recovery Software; Acronis emerges as a new winner among midrange backup applications.
With a variety of solid-state implementations available, it's time to take a serious look at how the technology could enhance your storage environment.
More than 50% of the respondents to our disaster recovery (DR) survey are very confident that their DR plans will save their company from disaster. But one-third don't even test their plans.
Columns in this issue
Storage environments are getting more complex, which makes data protection even tougher. While backup software does more these days, it's still frustrating the hell out of users.
One of the by-products of Symantec's OpenStorage interface is a performance improvement in backup and recovery operations.
With server virtualization proliferating, most companies are hooking those virtualized environments into Fibre Channel SANs; but there may be a better alternative.
Taneja Group senior analyst and consultant Jeff Byrne opines on how almost every IT shop has virtualized at least some of its servers, shifting much of the burden of server consolidation onto data storage systems.