In April 2003, readers of the amanda-user mailing list were asked
fill out and submit a survey form describing their use of the
amanda backup system. Seventy two (72) responses were received.
What follows is a summarization of the responses describing the
tape hardware (drives and changer/libraries) used by the reporting
amanda installations.
=== Brand and Model of Tape Drive Used at AMANDA Installations ===
The number of mentions of each brand is shown
followed by specific models where reported.
3 Archive, including: 2 Qualstar TLS-4200
Python 04106
Python 06408 10 Quantum, including:
DLT-VS80
5 Compaq, including: DLT-4000
AIT-2 DLT-7000
DLT-90 DLT-8000
MSL5126-S2
SDLT320 10 Seagate, including:
DAT
1 Dell DLT-IV 12/24G
20/40G
5 Ecrix, including: CTL-96/4586N
VXA-1 DDS4
DDS3 Scorpion-24/STD124000N
5 Exabyte, including: 13 Sony, including:
8500 AIT-1
Eliant 820 AIT-2
VXA-2 AIT-3
DLT-IV
15 HP, including: DLT-9000
A4845A SDX-500C
C1533A Sony SDX-700C
C1557
C6280-7000 3 Sun, including:
DDS-4 DDS3
DLT vs80 7000
ESL9595 Python
SureStor DAT-24
SureStor DAT-8 7 Tandberg, including:
Surestore Ultrium 230e DLT vs80
Ultrium 1 SDLT 220
SDLT-320
1 IBM DDS4 SLR5
SLR7
1 Mammoth
2 Wang, including:
3 None, backup to disk only DAT 3400DX
2 Overland Data, including:
Loaderexpress DLT8000
=== Native Tape Capacity of the Above Drives ===
7 4 GB 8 35 GB
1 7 GB 13 40 GB
2 10 GB 8 50 GB
11 12 GB 1 60 GB
1 15 GB 1 80 GB
1 17 GB 7 100 GB
10 20 GB 1 110 GB
1 22 GB 3 160 GB
4 25 GB 1 500 GB
2 30 GB
=== Preferred Brand of Tape ===
2 Compaq
1 Dell
4 Exabyte
3 Fujifilm
5 HP
1 Imation
2 Maxell
2 Quantum
11 Sony
1 Verbatim
16 No Preference
=== Tape Format ===
1 4mm 1 EXA
4 8mm 3 LTO
2 AIT 1 Mammoth
1 AIT-1 4 sDLT
7 AIT-2 1 sDLT320
3 AIT-3 1 SLR
8 DDS-2 1 SLR25
12 DDS-3 1 SLR7
6 DDS-4 1 Travan-20
15 DLT 1 VXA
1 DLT-80 1 VXA V-23
7 DLT-IV 1 VXA-2
=== Tape Changers/Libraries Used at AMANDA Installations ===
[Surveyor's Note] A total of 28 of 72 respondents reported having using
tape changer or library. Several of those reported having more than one.
Surprisingly, the 28 respondents reported 26 distinct models of changer/library.
The table below shows the models reported by 28 respondents. Where multiple
reports for the same model existed, only one entry is show. Where the
multiple reports showed different configurations (eg. 1 drive vs 2 drive),
only the larger configuration is shown.
BRAND MODEL # of # of total
drives tapes capacity
ADIC ?? 1 4 200 GB
ADIC FastStor DLT 1 7 245 GB
Compaq MSL5126 1 25 4000 GB
Compaq SSL2020 2 20 1000 GB
Dell Powervault 122T 1 8 320 GB
Hewlett-Packard A4845A 5 588 20000 GB
Hewlett-Packard C1557A 1 6 72 GB
Hewlett-Packard ESL9595 2 595 70000 GB
Hewlett-Packard MSL5026S2 2 26 4160 GB
Hewlett-Packard SureStore 6x40 1 6 120 GB
Hewlett-Packard SureStore 6x24 1 6 72 GB
Overland Data LXB 4120 1 10 150 GB
Overland Data Library Pro 1 19 1900 GB
Overland Data LoaderXpress 1 15 525 GB
Qualstar 6220 2 20 700 GB
Qualstar TLS-4200 2 20 2000 GB
Quantum DLT7000 2560 1 8 320 GB
Segate CTL-96/4586N 1 4 14 GB
Sony TSL-9000 1 8 96 GB
SpectraLogic Bullfrog 10000 3 40 10000 GB
SpectraLogic Treefrog 2000 1 15 750 GB
StorageTek Timberwolf 9730 2 30 1000 GB
Straightline Harrier/830 2 30 1500 GB
Sun L20 2 20 2000 GB
Sun L40 2 40 1600 GB
Sun Storedge L9 1 9 360 GB
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