Thursday 15 January 2009

New White Paper detailing how to optimize WAN replication for DR

Here is a post on DABCC website touting the results of our recent WP on combining DataCore and Riverbed Technologies to optimise the WAN replication of VM's for disaster recovery.

Let's jump directly to the summary findings, shall we?

Customer Test Conclusions & ROI

Through the live test analysis, Waterstons revealed that the combined solution can drop the time to remotely replicate three newly created VMs from 42 hours down to 3 hours, and reduce the ongoing replication window to four minutes - substantially improving the customers' achievable Recovery Time Objective.
The salvage company can now recover more than two day's worth of data that may have been lost in their un-optimized configuration.

Furthermore, DataCore's remote replication software allows customers to map snapshots of the remotely replicated volumes to the ESX hosts at the DR site to dramatically simplify and speed up recovery without painful back-ups and
restores.

Equally compelling is the cost savings afforded by these technologies. Compare the alternative average 2Mbps increased bandwidth combined rental and initial configuration of $33,500 - to upgrade the line by a factor of 2x - versus the total cost of the combined and DataCore/Riverbed solution of $25,500 - with an annual cost of $4,250 that improves the performance tenfold (10x).

The white paper itself can be downloaded here.

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