Data transfer method, device and system

Data transfer method, device and system

  • CN 102,136,993 A
  • Filed: 07/29/2010
  • Published: 07/27/2011
  • Est. Priority Date: 07/29/2010
  • Status: Active Application
First Claim
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1. the method for a data migration is characterized in that, comprising:

  • Calculate the rewriting rate of respectively storing band, described storage band is obtained by the memory space segmentation that needs carry out the data migration;

    Preferentially send dirty data in the low storage band of rewriting rate to destination host;

    End data migration after the dirty data transmit status reaches preset requirement.

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