Disaster recovery first became an issue during the 1970s as organizations began to shift their businesses to computer-based operations. The inability to keep a company operational during a technology outage, facility destruction, loss of personnel or loss of critical third party services can cause irreversible damage to your business. Another excellent resource for library managers who are preparing for the worst is Disaster Planning, a How-To-Do-It Manual for Librarians (Halsted, Jasper & Little 2005). This work contains a detailed step-by-step guide for creating a disaster preparation strategy, including a section on writing a disaster plan. It is almost impossible to imagine what ensues when disaster strikes; therefore, it's very important to imbue a newly-formed disaster team with a sense of the myriad of details it will be confronted with in an actual disaster and a grasp of the urgency it will face when the collection is under siege. Like the M25 Consortium of Academic Libraries website, it offers a customizable disaster plan template as well as a Disaster Mitigation Web Site Kit which allows managers to build an online version of the disaster plan (allowing for offsite access and easy revision and propagation) (Halsted, Jasper & Little, p.xx).
The best way to imagine what disaster recovery can do for you is to imagine yourself without your data. A disaster recovery plan allows Business A to setup a new shop (or have employees work from home until the new office is ready) and pull data from the cloud and with deep breathes, move forward from where they left off.
High Availability and Disaster Recovery Software for Any Infrastructure Planned or unplanned, downtime can come from any direction, in any form, at any time. Whatever the cause, after disaster strikes, IT administrators can spend hours following complex steps packed with reboots to get their organizations back up and running. Team members should be encouraged to focus on specific areas pertinent to their designated roles and to become resident experts in these domains, perhaps authoring individual sections of the official disaster plan.

This will enable an intelligent response to the many offers of assistance that will doubtlessly come in the case of disaster from a variety of sources, including overtures from those who wish simply to profit from the library's misfortune. IT administrators think that automated DR lacks the flexibility to recover any available system, physical or virtual.
This is the most extensive type of disaster recovery plan, as it depends on the implementation of duplicate infrastructure. DR certainly has always been crucial, not only in defending against natural disasters but also against human error and equipment failure, both of which are far more prevalent.
Applicable across multiple operating systems, on any hardware and in any physical, virtual or cloud-based environment, our high availability and disaster recovery solutions have been trusted for more than two decades. We utilize real-time replication to prevent data loss and enable fast recovery to secondary servers in the event of planned or unplanned failures at primary sites. In this slideshow, eWEEK worked with Ralph Wynn, senior product marketing manager for FalconStor Software, to assemble some of the facts and fictions about automated DR. From a management standpoint, we provide a DR solution via Windows Azure Hyper-V Recovery Manager (HRM), that is integrated with System Center Virtual Machine Manager (VMM).
With these facts in mind, the control plane of our solution (HRM) is delivered as a cloud service we call DRaaS (Disaster Recovery as a Service).
HRM manages multiple sites, as well as complex inter-site relationships, thereby enabling a customer to create a comprehensive DR plan.
The service itself is in Windows Azure and the provider installed on the VMM servers sends the metadata of the private clouds to the service, which then uses it to orchestrate the protection and recovery of the assets in the private cloud.

It even works for heterogeneous deployments, wherein the networks on primary and recovery sites are of different types. For example, the replica virtual machine of Marketing is attached to Network Marketing Recovery since (a) the primary virtual machine is connected to Network Marketing and (b) Network Marketing in turn is mapped to Network Marketing Recovery. These documents are cumbersome to maintain and even if someone made the effort to keep these documents up-to-date, they were prone to the risk of human errors by the staff hired to execute these plans. For example, in a quick glance customers can identify the last test failover of a plan or how long ago they did a planned failover of a recovery plan. Some compliance requirements for organizations mandate the failover of workloads twice-a-year to the recovery site and then running it there for a week. As part of PFO, the Virtual Machines are shut-down, the last changes sent over to ensure zero data loss, and then virtual machines are brought up in order on the recovery site.
But, in eventualities such as natural disasters, this ensures that designated applications can continue to function. In the event of unplanned failovers, HRM attempts to shut down the primary machines in case some of the virtual machines are still running when the disaster strikes.

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