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D2D Generation 1 products, software 1.1.00
D2D Generation 1 Products, Software 1.1.00
D2D2502i
D2D2503i
D2D2504i
D2D4004i/fc
D2D4009i/fc
D2D4112fc
Devices
Usable Disk Capacity (TB)
1.5
2.25
3
7.5
7.5
18
Max Number Devices (VTL/NAS)
4
6
8
16
16
24
Replication
Max Library Rep Fan Out
1
1
1
1
1
1
Max Library Rep Fan In
1
1
1
4
4
4
Max Appliance Rep Fan Out
2
2
2
4
4
4
Max Appliance Rep Fan In
4
6
8
16
16
24
Max Appliance Concurrent Rep Jobs Source
2
1
2
2
2
2
Max Appliance Concurrent Rep Jobs Target
3
2
3
6
6
8
Physical Tape Copy Support
Supports direct attach of physical tape device
Yes
Yes
Yes
Yes
Yes
Yes
Max Concurrent Tape Attach Jobs Appliance
4
4
4
4
4
4
VTL
Max VTL Drives Per Library
4
1
4
4
4
4
Max Slots Per Library (D2DBS Library Type)
48
48
48
96
96
144
Max Slots MSL2024,MSL4048,MSL8096
24,48,96
24,48,96
24,48,96
24,48,96
24,48,96
24,48,96
Recommended Max Concurrent Backup
Streams per appliance
16
8
24
12
12
24
Recommended Max Concurrent Backup
Streams per Library
4
4
4
4
4
4
NAS
Max files per share
25000
25000
25000
25000
25000
25000
Max NAS Open Files Per Share >
DDThreshold*
8
8
8
8
8
8
Max NAS Open Files Per Appliance >
DDThreshold*
32
16
48
24
24
48
Max NAS Open Files Per Appliance
concurrent
96
40
112
40
40
112
Recommended Max Concurrent Backup
Streams per appliance
16
8
24
12
12
24
Recommended Max Concurrent Backup
Streams per Share
4
4
4
4
4
4
Performance
Max Aggregate Write Throughput (MB/s)
50
75
90
70
90
200
Min streams required to achieve max
aggregate throughput**
4
4
6
12
12
16
Housekeeping time per 100GB
Overwritten*** (mins)
11
11
11
11
8
6
* DDThreshold is the size a file must reach before a file is deduplicated, set to 24MB.
** Assumes no backup client performance limitations.
*** For every 100GB of user data overwritten allow this much time for the housekeeping process to run at a later time.