HDS

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D2D Backup Focus on Overland
Tony Asaro The Enterprise Strategy Group, Inc.
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Backup and Recovery Issues
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Disk and Tape Co-Exist
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Customer Feedback Tape Systems
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Downtime Tolerance
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Virtual Tape Library (VTL)
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Why This Matters

• Virtual Tape Libraries (VTL) are becoming an
  important part of the backup environment. VTL
  improves backup performance, recovery
  performance, reliability, and improves media
  management issues.

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Easy Configuration
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Why This Matters
ESG believes ease of installation is
essential for SMB environments. Simplifying
installation enables Overland customers of any
technical level, from expert to novice to get the
REO operational quickly.
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Performance Comparisons
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Why This Matters
Backup performance is one the main reasons
companies are interested in VTL solutions. ESG
Lab testing showed that REO VTL is faster than
tape and D2D backup for a single backup stream.
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Multiple Streams
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Scalable Performance
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Why This Matters
ESG Research found that backup performance is
the number one reason that companies are
purchasing VTL solutions.
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Recovery Performance
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Why This Matters

• One of the biggest benefits of VTL is
  recovery speeds. ESG Research found that
  recovery performance is the second major reason
  customers implement VTL. ESG Lab found
  recovering from REO was 200 times faster than
  recovering from tape.

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Dynamic Virtual Tape
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Why This Matters

• Dynamic Virtual Tape reduces capital costs
  and management complexity.

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D2D2T
SAN
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Why This Matters

• In a recent survey conducted by ESG Research
  the majority of customers are interested in
  combining the use of disk and tape 76.

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ESGs View

• Companies are embracing VTL
• VTL and Tape are seen as complementary
• Overland is focused on the SMB
• Overland REO is a leader in D2D Backup
• Most units shipped for purpose-built D2D
  Appliances
• Easy to use
• Supports iSCSI and FC
• Dynamic Virtual Tape is extremely valuable