Patent · US Active

Profiling input / output operations

US8656407B2 · kind B2 · utility

7Cited by

3References

20Claims

0Family size

Assignee

SAP AG · DE

Inventors

Michael Wintergerst · Wiesloch, DE
Dietrich Mostowoj · Ludwigshafen, DE
Ralf Schmelter · Wiesloch, DE
Steffen Schreiber · Bischofswerda, DE
Johannes Scheerer · Heidelberg, DE

Key dates

Filing date	Oct 22, 2010
Grant date	Feb 18, 2014
Priority date	—
Expiry date	Sep 28, 2032

Classification

Technology area (CPC G)Physics
CPC primaryG06F2201/815
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Implementations of the present disclosure provide methods including executing a virtual machine configured to execute a plurality of applications and perform a plurality of I/O operations; storing meta information for a first I/O operation performed by the virtual machine in an I/O information holder for the virtual machine; receiving a request to begin an I/O profiling session on the virtual machine after storing the meta information; and reporting an I/O event record for a second I/O operation performed by the virtual machine using the meta information for the first I/O operation, wherein the second I/O operation is performed after beginning an I/O profiling session on the virtual machine.

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