Monday, August 15, 2011

EMC Symmetrix : DRV Devices ( Dynamic Reallocation Volume)

        A dynamic Reallocation Volume is a nonuser addressable symmetrix device used by symmetrix optimizer to temporarily hold user data while recognization of devices being executed. Typically it is used in logical volume swapping operations.


        Below diagram illutrates the stages and status of volumes during a complete volume swap   ( Volume 1 with 4 )
     


Volume Stages of DRV SWAP
 



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