Table 7-1: Standard Time Required for the Correction Copy or Copy Back
Item
4 Disk Drives
6 Disk Drives
10 Disk Drives
14 Disk Drives
18 Disk Drives
30 Disk Drives
3 Disk Drives
AMS
5 Disk Drives
2100/
9 Disk Drives
2300
11 Disk Drives
13 Disk Drives
16 Disk Drives
4 Disk Drives
8 Disk Drives
16 Disk Drives
2 Disk Drives
Correction
2
Copy
4 Disk Drives
6 Disk Drives
10 Disk Drives
14 Disk Drives
18 Disk Drives
30 Disk Drives
3 Disk Drives
5 Disk Drives
AMS
2500
9 Disk Drives
11 Disk Drives
13 Disk Drives
16 Disk Drives
4 Disk Drives
8 Disk Drives
16 Disk Drives
2 Disk Drives
7–6
1
Disk Drive (GB)
(2D+2P)
(4D+2P)
(8D+2P)
RAID 6
(12D+2P)
(16D+2P)
(28D+2P)
(2D+1P)
(4D+1P)
(8D+1P)
RAID 5
(10D+1P)
(12D+1P)
(15D+1P)
(2D+2D)
RAID
(4D+4D)
1+0
(8D+8D)
RAID 1
(1D+1D)
(2D+2P)
(4D+2P)
(8D+2P)
RAID 6
(12D+2P)
(16D+2P)
(28D+2P)
(2D+1P)
(4D+1P)
(8D+1P)
RAID 5
(10D+1P)
(12D+1P)
(15D+1P)
(2D+2D)
RAID
(4D+4D)
1+0
(8D+8D)
RAID 1
(1D+1D)
Errors
Hitachi AMS 2000 Family Storage System Service Guide
142.61
287.62
392.73
40 min
80 min
130 min 120 min
60
100
190
90
150
280
120
240
380
160
320
500
250
500
780
30
60
110
50
100
160
80
160
250
100
200
310
120
240
380
140
280
440
40
80
130
40
80
130
40
80
130
40
80
130
30
60
90
50
100
160
80
160
250
120
240
380
150
300
470
250
500
780
30
60
90
50
100
160
80
160
250
100
200
310
120
240
380
140
280
440
40
80
130
40
80
130
40
80
130
40
80
130
439.44
170
260
360
480
750
90
150
240
300
360
420
120
120
120
120
90
150
240
360
450
750
90
150
240
300
360
420
120
120
120
120