Image

What are the well known addresses in Fibre Channel?

A well-known address is a reserved address for each Fibre channel service. Each address provides it’s respective service. Well known addresses and its services are Address Service Name Function FFFFFE Fabric login Fabric login...

Image

HBA parameters for connecting to Hitachi VSP

The minimum requirements for configuring the adapters for operation with the Hitachi RAID storage system are I/O timeout value (TOV) The disk I/O timeout value (TOV) is 60s for the Hitachi storage system. Queue...

Image

How to expand LDEV capacity in Hitachi VSP

Expand LDEV capacity in Hitachi VSP In the Storage Navigator main window, in the Storage Systems tree, select Pool. The pool name appears below Pool. Select the pool associated with the DP-VOL that has...

Image

Hitachi VSP family matrix

VSP series is Hitachi’s latest version of SAN storage arrays Hitachi VSP series has 5 models G200 G400 G600 G800 G1000Let us discuss the specifications of each model G200: It supports a Maximum Raw...

VSP rack 1

Hitachi VSP Introduction

Hitachi Virtual Storage Platform (VSP) The Hitachi Virtual Storage Platform(VSP ) is a high-capacity, high-performance, large-scale, enterprise-class SAN storage system. The main advantage of the Hitachi Virtual storage platform (VSP) is its 3D scaling...

Image

Zero page reclamation 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...

storage infra site icon

RAID

RAID stands for Redundant Array of Independent Disks or Redundant Array of Independent Disks. What is Raid? RAID is a storage virtualization technology that combines multiple small physical disks into a single large logical...

Image

Fibre vs Fiber in SAN

Fibre vs Fiber: Fibre Channel was designed to support fiber optic cabling only. But industry also started using copper cables later to avoid the damage due to heat produced in storage systems. The committee...

Image

Hitachi Virtual Storage Platform (VSP) Specifications

Hitachi 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...