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Data protection and retention isn't just about disk
This article is part of the Storage magazine issue of October 2013 Vol. 12 No. 8
Disk is great for backups and speedy recoveries, and should play a key role in a DR plan, but tape is still the best choice for data protection and retention. The calendar may read 2013, but I still hear IT professionals and vendors assert that disk-based storage is always best when it comes to protecting business data. To me, that's more of a "1999" mentality. Admittedly, from a performance perspective, disk will usually be your best bet. You can compress and deduplicate data more efficiently to disk, and it's certainly a faster data-restoration medium when you're trying to re-establish part of your environment from a backup. In general, disk is superior to tape- or cloud-based storage as the first tier of recovery. But when it comes to long-term retention -- adhering to a seven-, 10- or 25-year data preservation policy -- using disk alone is nearly always impractical. Tape's tarnished past So why has tape been reduced to lingering in the shadow of disk as a viable long-term data retention tier? In part, it may be because data ...
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Features in this issue
With more data to protect, weekly fulls and nightly incrementals may not be enough. It's time to look at alternatives to traditional backup processes.
Direct-attached or server-based storage is gaining renewed attention as emerging techs offer ways to pool and share this scalable storage resource.
Learn how to avoid boot storms, antivirus scans and other events that can bring your storage to its knees when deploying virtual desktops.
Our latest survey finds the biggest problem with file storage and management is backup. Learn how respondents are managing file storage.
Columns in this issue
Flash technologies are cool, crazy fast and they're going to remake our data centers; but they can be pretty confusing, too.
A storage hypervisor comes to the rescue, as the elements wreak havoc in my test lab.
Disk is great for backups and speedy recoveries, but tape is still the best choice for data protection and retention.
In a virtual server world, the concept of LUN technology and the amount of attention LUNs require from storage admins will be a thing of the past.