3 synchronous long distance restrictions, Synchronous long distance restrictions – HP 3PAR Remote Copy Software User Manual

Page 61

2.45

Requirements and Restrictions

InForm OS Version 2.3.1

Remote Copy User’s Guide

2.14.3 Synchronous Long Distance Restrictions

For Synchronous Long Distance Remote Copy configurations, a maximum of two storage

servers can be used as backup servers for one primary storage server. Additionally, the

following restrictions apply to Synchronous Long Distance Remote Copy configurations:

■

All storage servers must have at least four controller nodes each.

■

Only unidirectional functionality allowed between Remote Copy pairs.

■

Only one synchronous and one asynchronous periodic target is allowed.

■

Only two targets are allowed.