Hitachi Virtual Storage Platform(VSP) Architecture
The Hitachi VSP architecture is a modular based enterprise level storage system. A fully configured VSP will contain maximum of 6 racks with 2 DKC units and 16 DKU units. It can be configured...
Category: Hitachi
RAID levels comparison in Hiatchi VSP storage systems
RAID‐10 RAID‐5 RAID‐6 Description Data Striping +(plus) Mirroring Data Striping with +(plus) distributed parity Data Striping with two distributed parities Disk count 4 (or) 8 4 (or) 8 8 Advantages Highest performance with data...
Differences between Hitachi VSP G200 G400 G600 G800 G1000
Specifications G200 G400 G600 G800 G1000 Max Raw internal capacity 1512TB 2880TB 4320TB 8640TB 6912TB Max Raw external capacity 8PB 16PB 16PB 64PB 255PB Max cache size 64GB 128GB 256 GB 512GB 2048GB Max...
HDS definitions of notations
Hitachi storage definitions of notations Before getting to explorer about Hitachi storage arrays, first allow us to get some Hitachi data systems definitions of terms. Array Group (Disk feature) – The term used to...
What is hitachi dynamic provisioning?
Hitachi Dynamic Provisioning (HDP) Dynamic provisioning in Hitachi virtual storage platform(VSP) is works on concept of thin provisioning. Hitachi Dynamic Provisioning (HDP) was first introduced on the USP V/VM arrays. It provides a mechanism...
Hitachi Virtual Storage Platform(VSP) Specifications
Architecture Hitachi Hierarchical Star Network Maximum internal capacity 2.5PB Maximum internal and external capacity 255PB Maximum number of logical volumes 65,280 Cache memory capacity Minimum 128GB Maximum 1TB Cache flash memory capacity Minimum 64...
Zero page reclaimation in Hitachi VSP
We can reclaim zero pages in a DP-VOL to free pool capacity. If a page assigned to a DP-VOL contains only zero binary data, we can reclaim the page. To reclaim zero pages in...
How to create a Dynamic provisioning(DP) pool in Hitachi VSP
To create pools using Storage Navigator: In Storage Systems tree on the left pane, select Pool. The Pool window appears. Click on Create Pools. The Create Pools windows appears. From the Pool Type list,...
