Dell SRDF Introduction

Dell SRDF/TimeFinder Manager for IBM i is a set of host-based utilities that provides an IBM i interface to SRDF and TimeFinder.

This feature allows you to configure and control SRDF or TimeFinder operations on arrays attached to IBM i hosts, including:

• SRDF: Configure, establish, and split SRDF devices, including:
  • SRDF/A
  • SRDF/S
  • Concurrent SRDF/A
  • Concurrent SRDF/S
• TimeFinder:
  • Create point-in-time copies of full volumes or individual data sets.
  • Create point-in-time snaphots of images.

Extended features

SRDF/TimeFinder Manager for IBM i extended features provide support for the IBM independent ASP (IASP) functionality.

IASPs are sets of switchable or private auxiliary disk pools (up to 223) that can be brought online/offline on an IBM i host without affecting the rest of the system.

When combined with SRDF/TimeFinder Manager for IBM i, IASPs let you control SRDF or TimeFinder operations on arrays attached to IBM i hosts, including:

• Display and assign TimeFinder SnapVX devices.
• Execute SRDF or TimeFinder commands to establish and split SRDF or TimeFinder devices.
• Present one or more target devices containing an IASP image to another host for business continuance (BC) processes.

Access to extended features control operations include:

• From the SRDF/TimeFinder Manager menu-driven interface.
• From the command line using SRDF/TimeFinder Manager commands and associated IBM i commands.