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Introduction
Dell™PowerVault™LTO-4-120 Tape Drive User's Guide
This chapter provides an introductory overview of the Dell PowerVault LTO-4-120 Half-Height tape drive.
Overview
Features
Overview
The PowerVault LTO-4-120 Half-Height tape drive is a high-performance, 16-channel tape drive that complies with the LTO interchange specifications.
The PowerVault LTO-4-120 Half-Height tape drive uses Ultrium data cartridges. Their capacity is maximized using intelligent data compression. The drive has a
capacity of 800 GB (1,600 GB, assuming 2:1 data compression).
The PowerVault LTO-4-120 Half-Height tape drive (see Figure1-1)hasa5¼-inch half-height form factor with automatic electromechanical cartridge soft load.
Figure 1-1. PowerVault LTO-4-120 Half-Height Tape Drive
Features
Table 1-1 describes the key performance features and capabilities of the PowerVault LTO-4-120 Half-Height tape drive.
Table 1-1. Performance Features and Capabilities
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Feature
Description
Cartridge memory
Stores pertinent information about the media to enable fast cartridge loading
Chassis
Shock damped and isolated
Data buffering
128 MB for high performance
Data Encryption
Hardware encryption and decryption supported
Head positioner
Patented proprietary mechanism for increased data integrity
Intelligent data compression
Analyzes compression factors before recording to maximize performance and capacity
Interface
Serial-attached SCSI (SAS)
LSI circuitry
Custom designed for fast and efficient data processing
Native data transfer rate
Up to 120 MB per second
Read channel
Third generation for increased maturity and data integrity
RISC processors
Provide fast and efficient data processing
SmartVerify
Includes two levels of ECC for extra data safety and error protection
Supported operating systems
Microsoft
®
Windows
®
2003 or later, Red Hat
®
Enterprise Linux 4.0 or later, and SUSE Linux 9 or later
TapeAlert
Monitors and reports drive performance
Tape picking
Enhanced implementation for increased reliability
Variable-speed transfer
Variable speeds for matching with the host to:
l Optimize data transfers
l Shorten backup times
l Increase reliability