Compaq ProSignia 200 DDS-3 Enhancing DAT Reliability, Capacity, and Performanc - Page 13
Test 2: Local backup under Novell IntranetWare SMP
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ECG036/1297 7(&+12/2*< %5,() (cont'd) ... Test 2: Local backup under Novell IntranetWare SMP with Cheyenne ARCserve backup software Hardware Operating system Backup software Backup drive DAT drive firmware Data set per drive RAIT level ProLiant 6000 with three Pentium Pro 200MHz processors, 512 K cache, 320 MB memory, one SMART-2 Array Controller, fourteen 4.3 GB ultra-wide SCSI drives Novell IntranetWare SMP Cheyenne ARCserve 6.1 Compaq 12/24 GB DAT Version 2.86 512 MB of 1 MB files RAIT-0 Results: Compression Ratio 1:1 2:1 4:1 2:1 2:1 2:1 RAIT Setup 1:1 1:1 1:1 3:1 3:2 5:1 Backup Speed (MB/min) 51.62 92.21 103.14 142.84 148.23 148.23 Restore Speed (MB/min) 51.86 91.28 102.62 125.23 135.25 140.23 Image or Fileby-File (FBF) FBF FBF FBF FBF FBF FBF Test 3: Local backup under Microsoft Windows NT with Seagate Backup Exec software Hardware Operating system Backup software Backup drive DAT drive firmware Data set per drive RAIT level ProLiant 6000 with three Pentium Pro 200MHz processors, 512 K cache, 320 MB memory, one SMART-2 Array Controller, fourteen 4.3 GB ultra-wide SCSI drives Microsoft Windows NT 4.0 Seagate Backup Exec version 7.0 Rev. 554a Compaq 12/24 GB DAT Version 2.86 512 MB of 1 MB files RAIT-0 Results: Compression Ratio 1:1 2:1 4:1 RAIT Setup 1:1 1:1 1:1 Backup Speed (MB/min) 50.37 89.10 127.17 Restore Speed (MB/min) 50.79 91.52 132.15 Image or Fileby-File (FBF) FBF FBF FBF 2:1-32k block 1:1 90.70 FBF