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March 2014, Volume 3, Issue 3

RTO, RPO metrics find the true value of a cloud DR strategy

Cloud can shorten the time it takes to recover from a disaster from as long as weeks to 24 to 48 hours, in some cases. Still, recovery within a couple of days isn't nearly as fast as some shops want. In disaster recovery parlance, that recovery time objective (RTO) is too long. And even if you can boot the cloud-protected VM up quickly, it may not be as up to date as you'd like because the time period between the last backup and the outage is too great. In other words, the recovery point objective (RPO) might not be acceptable. Enterprises must look beyond cloud's shortened recovery time to these RTO and RPO metrics to find the true value and success of your disaster recovery plan. In some cases, however, cloud DR providers pride themselves on including this service as part of their offering. RTO, RPO revisited Virtualization management software provider HotLink had three servers die in the span of one week several years ago, recalled Lynn LeBlanc, HotLink Corp., CEO. Those server images were already up in Amazon Web Services as...

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