HP XP20000/XP24000 HP StorageWorks XP Disk Array Configuration Guide (T5278-96 - Page 159

IBM AIX, Supported emulations, Emulation specifications, external storage devices

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IBM AIX This appendix provides information about supported emulations and device type specifications. Some parameters might not be relevant to your array. Consult your HP representative for information about supported configurations for your system. Supported emulations HP recommends using OPEN-V as the emulation for better performance and features that may not be supported with the legacy emulations (OPEN-[389LE]). Table 48 Supported emulations XP model Emulation Fixed Size LUSE CVS OPEN-3 Yes Yes Yes XP10000 OPEN-8 Yes Yes Yes XP12000 OPEN-9 Yes Yes Yes XP20000 OPEN-E Yes Yes Yes XP24000 OPEN-K No No No SVS200 OPEN-L Yes Yes No OPEN-M No No No OPEN-V No No Yes LUSE & CVS Yes Yes Yes Yes No No No Yes NOTE: For the SVS 200, and the XP24000/XP20000/XP12000/XP10000 when connected to external storage devices, HP recommends using OPEN-V as the emulation the array makes visible to the host. This allows configuration of external storage LDEVs without losing data. Using any other emulation may cause data loss in the external storage LUNs. Emulation specifications Table 49 Emulation specifications (IBM AIX) Emulation1 Category2 Product name3 Blocks Sector size (512 bytes) (bytes) # of cylinders Heads Sectors per track Capacity MB* 4 OPEN-3 SCSI disk OPEN-3 4806720 512 3338 15 OPEN-8 SCSI disk OPEN-8 14351040 512 9966 15 OPEN-9 SCSI disk OPEN-9 14423040 512 10016 15 OPEN-E SCSI disk OPEN-E 28452960 512 19759 15 OPEN-L SCSI disk OPEN-L 71192160 512 49439 15 LUSE OPEN-3*n SCSI disk OPEN-3*n 4806720*n 512 3338*n 15 OPEN-8*n SCSI disk OPEN-8*n 14351040*n 512 9966*n 15 OPEN-9*n SCSI disk OPEN-9*n 14423040*n 512 10016*n 15 OPEN-E*n SCSI disk OPEN-E*n 28452960*n 512 19759*n 15 OPEN-L*n SCSI disk OPEN-L*n 71192160*n 512 49439*n 15 CVS OPEN-3 CVS SCSI disk OPEN-3-CVS Note 5 512 Footnote6 15 96 2347 96 7007 96 7042 96 13893 96 34761 96 2347*n 96 7007*n 96 7042*n 96 13893*n 96 34761*n 96 Footnote7 IBM AIX 159

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IBM AIX
This appendix provides information about supported emulations and device type specifications.
Some parameters might not be relevant to your array. Consult your HP representative for information
about supported configurations for your system.
Supported emulations
HP recommends using OPEN-V as the emulation for better performance and features that may not
be supported with the legacy emulations (OPEN-[389LE]).
Table 48 Supported emulations
LUSE & CVS
CVS
LUSE
Fixed Size
Emulation
XP model
Yes
Yes
Yes
Yes
OPEN-3
Yes
Yes
Yes
Yes
OPEN-8
XP10000
Yes
Yes
Yes
Yes
OPEN-9
XP12000
Yes
Yes
Yes
Yes
OPEN-E
XP20000
No
No
No
No
OPEN-K
XP24000
No
No
Yes
Yes
OPEN-L
SVS200
No
No
No
No
OPEN-M
Yes
Yes
No
No
OPEN-V
NOTE:
For the SVS 200, and the XP24000/XP20000/XP12000/XP10000 when connected to
external storage devices, HP recommends using OPEN-V as the emulation the array makes visible
to the host. This allows configuration of external storage LDEVs without losing data. Using any
other emulation may cause data loss in the external storage LUNs.
Emulation specifications
Table 49 Emulation specifications (IBM AIX)
Capacity
MB*
4
Sectors
per track
Heads
# of
cylinders
Sector size
(bytes)
Blocks
(512 bytes)
Product name
3
Category
2
Emulation
1
2347
96
15
3338
512
4806720
OPEN-3
SCSI disk
OPEN-3
7007
96
15
9966
512
14351040
OPEN-8
SCSI disk
OPEN-8
7042
96
15
10016
512
14423040
OPEN-9
SCSI disk
OPEN-9
13893
96
15
19759
512
28452960
OPEN-E
SCSI disk
OPEN-E
34761
96
15
49439
512
71192160
OPEN-L
SCSI disk
OPEN-L
LUSE
2347*n
96
15
3338*n
512
4806720*n
OPEN-3*n
SCSI disk
OPEN-3*n
7007*n
96
15
9966*n
512
14351040*n
OPEN-8*n
SCSI disk
OPEN-8*n
7042*n
96
15
10016*n
512
14423040*n
OPEN-9*n
SCSI disk
OPEN-9*n
13893*n
96
15
19759*n
512
28452960*n
OPEN-E*n
SCSI disk
OPEN-E*n
34761*n
96
15
49439*n
512
71192160*n
OPEN-L*n
SCSI disk
OPEN-L*n
CVS
Footnote
7
96
15
Footnote
6
512
Note 5
OPEN-3-CVS
SCSI disk
OPEN-3 CVS
IBM AIX
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