Hardware enabled performance counters with support for operating system context switching
Patent
·
OSTI ID:1187936
A device for supporting hardware enabled performance counters with support for context switching include a plurality of performance counters operable to collect information associated with one or more computer system related activities, a first register operable to store a memory address, a second register operable to store a mode indication, and a state machine operable to read the second register and cause the plurality of performance counters to copy the information to memory area indicated by the memory address based on the mode indication.
- Research Organization:
- International Business Machines Corporation, Armonk, NY (United States)
- Sponsoring Organization:
- USDOE
- Assignee:
- International Business Machines Corporation (Armonk, NY)
- Patent Number(s):
- 9,069,891
- Application Number:
- 12/684,190
- OSTI ID:
- 1187936
- Country of Publication:
- United States
- Language:
- English
Afterburner (network-independent card for protocols)
|
journal | July 1993 |
Instruction-level characterization of scientific computing applications using hardware performance counters
|
conference | January 1999 |
A Portable Programming Interface for Performance Evaluation on Modern Processors
|
journal | August 2000 |
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