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Dell Unity™ Family Unisphere® Command Line Interface User Guide

Create an asynchronous replication session for file storage

Prerequisites

Complete the following:

  • For remote replication:
    • Identify the remote system that will act as the replication destination.
    • Create relevant replication interfaces, replication connection, and a storage resource on the remote system that will act as the destination. The storage resource on the destination system must have the same size
  • For local replication, create a storage resource that will act as the destination.
  • For file replication, create a replication session on the NAS server associated with the file storage.
  • For asynchronous replication, determine the Recovery Point Objective (RPO) for the replication session.
    NOTE:If you are configuring asynchronous replication in a coexisting synchronous and asynchronous replication with one source resource topology, create the asynchronous replication destination NAS server with both the -replDest and the -backupOnly attributes set to yes. These attributes must be set to yes on the asynchronous replication destination NAS server when the source NAS server is synchronous replicated; otherwise, the asynchronous replication session cannot be created.

About this task

Configure an asynchronous replication session between the NAS servers associated with the file storage, with an RPO set to 2 hours 30 minutes and automatic synchronization. On the source system, the file system "res_7" is associated with NAS server "nas_1". And, the file system "res_8" is associated with NAS server "nas_2" on the remote system.

Steps

  1. Run the following command to create an asynchronous replication session between the NAS servers:
    uemcli -d 10.0.0.1 -u Local/joe -p MyPassword456! /prot/rep/session create -async -srcRes nas_1 –dstType remote -dstSys RS_2 –dstRes nas_2 auto –rpo 02h30m
    Job ID = N-86
    Operation completed successfully.
  2. Run the following command to create an asynchronous replication session between the file system "res_7" on the source system and the file system "res_8" located on the remote system "RS_2", with an RPO set to 2 hours 30 minutes and automatic synchronization:
    uemcli -d 10.0.0.1 -u Local/joe -p MyPassword456! /prot/rep/session create -async -srcRes res_7 –dstType remote -dstSys RS_2 –dstRes res_8 –syncType auto –rpo 02h30m
    Job ID = N-89
    Operation completed successfully.

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