How fast will my backups be?
To determine backup performance, you must measure how fast the disks can
deliver data and how fast data can be written to the tape. Backup
performance will be the slower of these two measurements.
Device Performance test
System Performance Backup Pre-test
the disk subsystem.
Note this test is independent of the backup application. Please check with
your backup vendor if actual backup performance is significantly slower.
to measure the speed of the tape
to measure the speed of