1
Assaf Natanzon, Saar Cohen, Anestis Panidis: Recovering corrupt virtual machine disks. EMC IP Holding Company, Staniford Tomita, March 7, 2017: US09588847 (22 worldwide citation)

A method and system for recovering a corrupt virtual disk is discussed. A request to recover the disk may be received. A recovery snapshot for the last point-in-time the system was stable may be synthesized. A difference may be identified between that recovery snapshot and the corrupt disk. A virtua ...


2
Assaf Natanzon, Kadir Ozdemir, Anestis Panidis: Concurrent data recovery and input/output processing. EMC IP Holding Company, Staniford Tomita, January 3, 2017: US09535800 (19 worldwide citation)

A method, article of manufacture, and apparatus for restoring LUs from a backup is discussed. In an embodiment, a primary storage system may continue to process IOs while the LU is being restored.


3
Assaf Natanzon, Saar Cohen, Anestis Panidis: Alignment fixing on a data protection system during continuous data replication to deduplicated storage. EMC IP Holding Company, Staniford Tomita, September 26, 2017: US09772789 (16 worldwide citation)

The system, process, and methods herein describe a mechanism for aligning IOs with block sizes. The alignment may occur on a data protection appliance as part of a continuous replication process. The IO offset may be rounded down, and the size may be rounded up, so that each is a multiple of the blo ...


4
Assaf Natanzon, Saar Cohen, Anestis Panidis: Method and system for star replication using multiple replication technologies. EMC IP Holding Company, Krishnendu Gupta, Robert Kevin Perkins, June 6, 2017: US09672117 (6 worldwide citation)

Example embodiments of the present invention relate to a method, a system, and a computer program product for performing data replication and backup. The method comprises performing a first data replication of a production site storage to a replication site storage and performing a first backup of t ...


5
METHOD AND SYSTEM FOR STAR REPLICATION USING MULTIPLE REPLICATION TECHNOLOGIES. August 17, 2017: US20170235652-A1

Example embodiments of the present invention relate to a method, a system, and a computer program product for performing data replication and backup. The method comprises performing a first data replication of a production site storage to a replication site storage and performing a first backup of t ...