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Effective data replication strategies for disaster recovery
This article is part of the Health IT issue of August 2011
Health care organizations are generally required to ensure that their systems and the patient data that they contain remain highly available, and that measures are in place to prevent data loss. There are a number of different technologies that can be used, many of which revolve around redundancy and various forms of replication. This tip examines five common data replication strategies. Learn more about data replication strategies Tutorial: Data replication technologies and disaster recovery planning A closer look at synchronous vs. asynchronous data replication Questions about cloud backup or offsite backup? Ask them at the Health IT Exchange! One way health care providers are insuring that patient data remains accessible is through the use of server redundancy. If a server failure occurs, then another server is available to pick up where the failed server left off. There are a number ways to implement server redundancy. In virtual data centers, server redundancy is most often implemented through clustering. Although it is ...
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Features in this issue
Image and electronic health record data storage are a long-term problem for health care IT administrators. Tiered storage and SANs can help prioritize management.
When thin provisioning works, it makes for more efficient use of storage and easier routine maintenance easier. When it doesn't work, capacity overload occurs.
For mission-critical applications, data replication is key to recovering data during a disaster. Each data replication strategy comes with its own benefits and drawbacks.