Hitachi g800 - Page 69

Item Component Specification
Transferred block size 512 bytes
Maximum number of hosts using a Fibre Channel switch 255
Maximum number of hosts using a network switch 255
RAID specications
D: Data drive, P: Parity drive.
Although the stor
age system with a conguration of RAID 1, RAID 5, or RAID 6 provides
data reliability enhanced by redundancy, there is a chance that user data could be lost
due to an unexpected host, storage system hardware, or software failure. Therefore,
users are requested to back up all data.
RAID Level SAS, SAS 7.2k, flash drives mounted
RAID 1 2D+2D, 4D+4D
RAID 5 3D+1P, 4D+1P, 6D+1P, 7D+1P
RAID 6 6D+2P, 12D+2P, 14D+2P
Item Specification
Maximum number of RAID groups 480
Maximum volume size 3 TB (or 4 TB when using the LDEVs of
other stor
age systems)
Maximum volumes/host groups and iSCSI
targets
2048
Maximum volumes/parity groups 2048
Shared memory and data assurance
VSP G800 mechanical specications
Appendix A: Mechanical specications for
VSP G800
Hitachi Virtual Storage Platform G800 Hardware Reference Guide 69