Cached data replication for cache recovery

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United States of America Patent

PATENT NO 9880909
SERIAL NO

15159710

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Processes are disclosed for embodiments of a caching system to utilize a snapshot file or other limited size data structure to store a portion of the data stored in a cache. The snapshot file can be stored on persistent or otherwise non-transitory storage so that, even in case of a restart, crash or power loss event, the data stored in the snapshot file persists and can be used by the caching system after starting up. The snapshot file can then be used to restore at least some data into the cache in cases where the cached data in the cache is lost. For example, in cases of a cold-start or restart, the caching system can load data from the snapshot file into the empty cache. This can increase the number of cache hits since the cache is repopulated with useful data at startup.

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Patent Owner(s)

Patent OwnerAddress
AMAZON TECHNOLOGIES INCWASHINGTON STATE WASHINGTON

International Classification(s)

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  • 2016 Application Filing Year
  • G06F Class
  • 60255 Applications Filed
  • 46180 Patents Issued To-Date
  • 76.65 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanawati, Antoun Joubran Seattle, US 20 175
Parakh, Vishal Seattle, US 27 280

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Patent Citation Ranking

  • 2 Citation Count
  • G06F Class
  • 20.77 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges785123150394313806693311801076047295401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +02000400060008000100001200014000160001800020000220002400026000

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