All drives are same speed and specs (320) Array had finished building before any backups were attempted. The backup now takes twice as long for half as much data.
RAID 5.0
Drives all same speed (slight variation in model #), but all straight from HP, all FW upgraded on drives and tape drive.
Job summary is confusing. Different throughput rates on separate areas of backup job.
Set Detail Information - Backup \\MAILSERV\C:
Set type ...
Proliant ML 370 G4 with Ultrium 448 tape drive.
Had a drive fail in 3 drive array. Replaced it, and now have terrible throughput on backups. Tried doing Backup to disk, and throughput still terrible.
Smart Array 641: Array Diagnostic Report shows under--Storage Enclosure-Sense Bus Parameters...
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