Disaster recovery

A non-transitory computer-readable storage medium comprising software that can be executed on a processor to cause the processor to:

• receive an indication that at least one of one or more primary targets in a logical namespace has failed;
• select, in accordance with a specified priority scheme, one of at least two secondary targets associated with the failed primary target, the at least two secondary targets being designated as alternate targets to the failed primary target;
• and
• swap the selected secondary target for the failed primary target.

A file system disaster recovery system, comprising:

• one or more primary targets in a logical namespace, each primary target having at least two secondary targets associated therewith and designated as alternate targets to the primary target;
• and
• a processor;
• wherein the processor comprises a DR module for receiving notification that a primary target has failed, for selecting in accordance with a specified priority scheme one of the secondary targets associated with the failed primary target, and for substituting the selected secondary target for the failed primary target.