Storage Management Strategies for the CIO
Access "Pick the right ATA array for backup"
This article is part of the Vol. 1 No. 7 September 2002 issue of Managing data storage for remote employees
In the June issue, (see "Surprise! Cheap disks cure slow backup") I introduced the idea of using inexpensive ATA-based disk arrays as the primary storage medium for a backup and recovery system. Instead of backing up to a tape library, your initial backup goes directly to these new ATA disk arrays and is later sent to tape for off-site and long-term storage. This article further examines the options available in this new world of disk-based backup and details the pros and cons of using various products with ATA disk arrays. RAID arrays There are a myriad of vendors offering inexpensive RAID arrays based on ATA disk drives and FC connectivity. These boxes usually offer hardware-based RAID supporting RAID 0+1, RAID 1+0 and RAID 5. What these boxes lack is a file system. How you use these RAID arrays in your backup system depends on your configuration and what you hope to achieve. ATA's attractiveness The non-streaming, random accessibility of a disk is better suited to the random and inconsistent streams of data that backups produce. If you're making copies of... Access >>>
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What's Inside
Features
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- Few options for disaster-proof storage
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IBM's Shark stays afloat
Recent enhancements should keep Shark afloat for a while longer.
- Data growth not in vain at NCSA
- Free of Fibre Channel baggage, firm builds IP SAN
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Modular vs. Monolithic
by Julie Ryan
Modular's price is attractive and features have steadily grown, but modular still has advantages for some scenarios.
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EMC takes a stab at storage consulting services
EMC is expanding its professional services group to offer platform-independent consulting.
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The bookshelf
Looking for storage enlightenment?
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Managing storage at the edge
by Eric Knorr
As the amount of off-site workers and data increases, you'll need everything from replicating software to USB drives to keep pace.
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What Will Succeed DDS for the Low-end Tape Throne?
Last year, manufacturers of Digital Data Storage (DDS) tape announced they would discontinue any further development of the 8mm technology.
- Comings, Goings
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Pick the right ATA array for backup
by W. Curtis Preston
Pick the right ATA array for backup
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Penny per megabyte NAS here to stay
Priced in the penny per megabyte range, networked storage is within reach of all but the smallest mom and pops.
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Optimizing LAN-free backup
by Marc Farley
To get the most out of LAN-free backup, zero in on performance capabilities and constraints.
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Seven steps to backup and restore
by Ed Palmer
As backup and recovery becomes increasingly difficult to manage, creating a backup and restore plan is becoming more necessary.
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The road to practical SAN security
by Benjamin Kuo
The spread of SANs has created a growing number of security products that address specific Achilles' heels, from authentication to transmission to encryption.
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What Will Succeed DDS for the Low-end Tape Throne?
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Columns
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How to select and implement a tape library - effectively
by James Damoulakis
Select and implement a tape library - effectively.
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Make your SAN administrator's life easier with Brocade's Fabric Manager
by Darryl Brooks
Make your SAN administrator's life easier with Brocade's Fabric Manager.
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Andiamo: Now you see it, now you don't
Storage Bin - Andiamo: Now you see it, now you don't
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Innovating carefully
by Mark Schlack
Innovating carefully
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Snapshot: What do you want from storage vendors?
What do you want from storage vendors?
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How to select and implement a tape library - effectively
by James Damoulakis
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