Patent · US Active

Integrity checking and selective deduplication based on network parameters

US8938417B2 · kind B2 · utility

4Cited by

1References

20Claims

0Family size

Assignee

International Business Machines Corporation · US

Inventors

Nils Haustein · Nieder-Olm, DE
Harald Seipp · Mainz, DE
Ulf Troppens · Mainz, DE
Daniel J. Winarski · Tucson, US

Key dates

Filing date	Feb 22, 2013
Grant date	Jan 20, 2015
Priority date	—
Expiry date	Jul 15, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG06F17/00
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

An approach for managing a data package is provided. Network utilization is determined to exceed a threshold. A sender computer determines a hash digest of the data package by using a hash function selected based on central processing unit utilization. If the hash digest is in a sender hash table, then without sending the data package, the sender computer sends the hash digest and an index referring to the hash digest so that a recipient computer can use the index to locate a matching hash digest and the data package in a recipient hash table. If the hash digest is not in the sender hash table, then the sender computer adds the data package and the hash digest to the sender hash table and sends the data package and the hash digest to the second computer to check the integrity of the data package based on the hash digest.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.