Comparison of data protection solutions
Compare the key features for each Tivoli® Storage Manager solution to determine which configuration best meets your data protection requirements. Then, review the available documentation to implement the solution.
| Single-site disk | Multisite disk | Multisite appliance | Tape | |
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| Highlights | ||||
| Cost | $ | $$$ | $$$$ | $$ |
| Protection level | One data copy | Two or more data copies | Two or more data copies | Two or more data copies |
| Disaster recovery | None | Active server | Standby server | Offsite copies |
| Key benefits | ||||
| Leading-edge data reduction |  |
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| Fast and efficient disk-based backup and restore operations | |
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| Simplified offsite management | |
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| Data deduplication feature at no extra cost | |
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| Replication processing included at no extra charge | |
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| Data deduplication at both the source and target server | |
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| Low-cost scalability and optimized for long-term retention | |
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| Efficiency and cost | ||||
| Optimized for high-speed storage area network (SAN) backup operations | |
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| Optimized for high-speed local area network (LAN) | |
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| Global data deduplication across all data types and sources | |
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| Bandwidth-efficient replication | |
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| Lower energy costs | |
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| Option for a second copy without extra disk hardware | |
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| Availability | ||||
| Offsite copy capability | |
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| Appliance-based replication | |
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| Client recovery from high-availability server | |
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| Replication target in the cloud | |
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| Independent management of retention policies for replication data; ability to keep more or less data at recovery site | |
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| Application-level replication; ability to choose which systems and applications are replicated | |
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| Scalability | ||||
| Global data deduplication across servers | |
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| SAN-optimized backup directly to tape for large data types | |
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| Single-instance petabyte scalability | |