The XP Disk Array family
Used to be called P9000 XP, to match with other disk array products they sold at the time (P2000, P4000, P6000 and P10000).
XP 48
- RAID 0/1 and RAID 5 support
- 18 GB [3] 15,000 RPM, 73 GB 10,000 rpm and 181 GB 7,200 rpm Fibre Channel drives
- Crossbar Architecture (3.2 GB/s)
- High capacity scalability—up to 48 disks, 8.7 TB [4] and 24 host connectivity ports
- up to 16 GiB of battery-protected (48 hours minimum), mirrored write cache
XP 128
- a mixture of disk drives configured as RAID 1 (2D+2D and 4D+4D) and RAID 5 (3D+1P and 7D+1P).
- from 5 drives to 128 for up to 36 TB of usable storage capacity, 4 drives at a time
- heterogeneous connectivity via Fibre Channel, iSCSI, FICON and ESCON
- all the software functionality of the larger XP 1024 with a smaller footprint.
- up to 64 GiB of battery-protected (48 hours minimum), mirrored write cache
XP 256
- RAID 0/1 and RAID 5 support
- from 17 GB to 9 TB of storage space
- connectivity via SCSI (8 to 32 ports) or Fibre Channel (4 to 16 ports)
- up to 16 GiB of battery-protected (48 hours minimum), mirrored write cache
XP 512
- RAID 0/1 and RAID 5 support
- 18 GB, 15,000 rpm, 73 GB 10,000 rpm and 181 GB 7,200 rpm Fibre Channel drives
- High capacity scalability—up to 512 disks, 93 TB and 32 host connections
- up to 32 GiB battery-protected, mirrored write cache
XP 1024
- a mixture of disk drives configured as RAID 1 (2D+2D and 4D+4D) and RAID 5 (3D+1P and 7D+1P).
- up to 1024 disk drives for 288 GB to 149 TB raw and 144 TB to 129 TB of usable storage capacity in a single array
- heterogeneous connectivity via Fibre Channel, iSCSI, FICON and ESCON
- up to 128 GiB battery-protected (48 hours minimum), mirrored write cache
XP 10000
- a mixture of disk drives configured as RAID 1 (2D+2D and 4D+4D), RAID 5 (3D+1P and 7D+1P) and RAID 6 (6D+2P)
- up to 240 disk drives for 69 TB of capacity
- virtualization technology provides external storage device support to enable tiered storage up to 16 PB
XP 12000
- OEM product from Hitachi Tagmastore USP 1100
- a mixture of disk drives configured as RAID 1 (2D+2D and 4D+4D), RAID 5 (3D+1P and 7D+1P) and RAID 6 (6D+2P)
- from 9 to 1152 disk drives for 576 GB to over 332 TB of internal capacity
- virtualization technology provides external storage device support to enable tiered storage up to 32 PB
- up to 128 GiB battery-protected (48 hours minimum), mirrored write cache
- double the internal performance of the XP1024
XP 20000
- a mixture of disk drives configured as RAID 1 (2D+2D and 4D+4D), RAID 5 (3D+1P, 7D+1P, 14D+2P and 28D+4P) and RAID 6 (6D+2P)
- up to 240 disk drives for 177 TB of raw capacity
- up to 64 GiB battery-protected (48 hours minimum), mirrored write cache
- virtualization technology provides external storage device support to enable tiered storage up to 96 PB
XP 24000
A mixture of disk drives configured as RAID 1 (2D+2D and 4D+4D), RAID 5 (3D+1P, 7D+1P, 14D+2P and 28D+4P) and RAID 6 (6D+2P) from 9 to 1152 disk drives for 2.26 PB Raw space. (Used at Cloud At Cost)
P9500
- a mixture of Serial attached SCSI (SAS) and midline SAS disk drives configured as RAID 1 (2D+2D and 4D+4D), RAID 5 (3D+1P, 7D+1P, 14D+2P and 28D+4P) and RAID 6 (6D+2P)
- from 5 – 2048 disk drives for 2 PB of raw capacity
- up to 1 TiB flash-protected (backup will last indefinitely), mirrored write cache
- No entry-level model any more – P9500 scales from small to large
- Minimum configuration is a whole rack containing SFF SAS drive chassis, proprietary SSD drive chassis, SAN network controller, cache module, batteries, power supplies, fans, management server
- Based on Hitachi VSP F710I
At some point models are the XP 20000, XP24000 and the P9500.
XP7
- supports RAID 1, RAID 5 and RAID 6
- supports up to 8PB raw capacity and up to 2304 disks (SFF, LFF, SSD, Flash-Modul SAS)
- up to 2 TiB cache
- up to 247 PB external storage
XP8
- supports RAID 1, RAID 5 and RAID 6
- supports up to 69PB raw capacity with several disk formats(SFF, LFF, SSD, Flash-Modul SAS, SCM, NVMe SFF)
- up to 6 TiB cache
- up to 255 PB external storage
XP8 Gen2
- FC NVMe front-End
- over 33 million IOPS, a 50% increase over the previous generation
- dedicated hardware compression accelerator, improves the efficiency by 20%
- latency reduced from 70 microseconds to <40
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