System and a method for generating live vm images with an extended recovery range
AssigneeEMC IP Holding Company LLC
InventorsNadav Azaria, Jehuda Shemer, Saar Cohen
Life of this patent
Estimating the term…
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AssigneeEMC IP Holding Company LLC
InventorsNadav Azaria, Jehuda Shemer, Saar Cohen
Estimating the term…
One example method includes receiving, at an IO journal, a new entry that identifies a respective disk location L, and data X written at that disk location L, and determining whether a location specified in an oldest entry of the IO journal is specified in any other entries in the IO journal. When the location specified in the oldest entry is not specified in any other entries in the IO journal, adding the new entry to the IO journal, and augmenting the new entry with undo data. Or, when the location specified in the oldest entry is specified in at least one other entry in the journal, setting data specified in the oldest entry as undo data for the next entry that identifies that location, and adding the new entry to the IO journal, and deleting the oldest entry from the IO journal.
A method, comprising:
Dependencies are inferred from the claim text.