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VMware storage issues may be solved by your array
This article is part of the Storage magazine issue of Vol. 9 Num. 9 January 2011
Anybody who has struggled with configuring storage for VMware virtual servers will be happy to hear help is on the way -- the solution to your problems may be hidden in your array. By Jeff Byrne From the moment server virtualization burst onto the scene nearly a decade ago, it has created significant challenges for data storage managers. And based on recent Taneja Group research, many of those challenges are far from being overcome. In our most recent end-user survey on virtual server storage, we found more than half of storage administrators are experiencing one or more of the following storage-related issues in their virtual server environments: Scalability: Server consolidation leads to contention for storage and I/O resources, limiting the number of virtual machines (VMs) that can be run productively on a given system. Performance: The multiplicative effect of repetitive, small-block I/O operations -- driven by a hypervisor and performed across multiple VMs -- can have a crippling effect on storage performance. Agility: In a...
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Features in this issue
Record-breaking scores highlight EMC's big win in the enterprise NAS group and IBM's stunning performance among midrange NAS systems.
Snapshot-based backup, also known as near-continuous data protection, is one of the most efficient ways to provide operational recovery, and you can forget about backup windows.
More than two-thirds of the respondents to our survey are diligent DR plan testers, but they test fewer apps.
Hybrid cloud storage products provide the best of both worlds -- local storage that's tightly integrated with off-site cloud storage services.
Columns in this issue
Gartner's Hype Cycles make for interesting reading. But they might also be a handy way to evaluate storage technologies.
Scale-out storage enables rapid, on-the-fly expansion of data storage systems that support fast-growing applications. You can start small and grow as your storage needs change.
2010 was a fairly tumultuous year in storage highlighted by blockbuster acquisitions. This year it's time to get back to the business of managing storage.
Anyone who has struggled with configuring storage for VMware virtual servers will be happy to hear help is at hand; just look inside your storage array.