Table of Contents
Removing Backup & Restore Performance Bottlenecks
Overview
Understanding Performance
OmniBack II Architecture
Physical Data Path Single Disk - Single Tape
Physical Data Path Multiple Disk - Single Tape
Physical Data Path Network Backup
Physical Data Path Multiple Disk - Multiple Tape
Bus Performance SCSI
Bus Performance System Bus
Tape Drives Performance with OmniBack II
Tape Drive Streaming
Data Compression Ratio
Hardware vs. Software Compression
Disk/Filesystem Performance
Concurrency
Windows NTFS
Networking
CPU Power
Configuring OmniBack II
Configuring OmniBack II Software Compression
Configuring OmniBack II Hardware Compression
Configuring OmniBack II CRC Checking
Configuring OmniBack II Filesystem vs. Raw Disk
Configuring OmniBack II HP-UX JFS (VXFS)
Configuring OmniBack II Concurrency
Configuring OmniBack II Load Balancing
Configuring OmniBack II Reconnect
Configuring OmniBack II Segment Size
Configuring OmniBack II Block Size
Summary
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