Virtual machine replication (VM replication) is often confused with VM backup, but these VM data protection methods pursue different objectives and should not substitute each other (see our blog post VM Backup vs. VM Replication). A VM replica becomes a real lifesaver in case of disaster allowing you to perform VM recovery within seconds. Therefore, in recent years, VM replication has gained momentum in protecting virtual infrastructures from failures or downtimes of any origin. However, you may still experience difficulties and headaches while running VM replication software: app failures and errors, lost data, inadequately high consumption of resources, to say nothing of common troubles you may suffer from at the deployment, management, or maintenance stage. Fortunately, such complications can be avoided, and we strongly recommend that you follow the VM replication best practices listed below as part of your efficient VM data protection strategy.

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