CN104756043B - 用于以有保证的瞬态最后期限来控制中央处理单元功率的系统和方法 - Google Patents

用于以有保证的瞬态最后期限来控制中央处理单元功率的系统和方法 Download PDF

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Publication number
CN104756043B
CN104756043B CN201380057181.5A CN201380057181A CN104756043B CN 104756043 B CN104756043 B CN 104756043B CN 201380057181 A CN201380057181 A CN 201380057181A CN 104756043 B CN104756043 B CN 104756043B
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China
Prior art keywords
processor
frequency
performance guarantee
guarantee value
time
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Active
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CN201380057181.5A
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English (en)
Chinese (zh)
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CN104756043A (zh
Inventor
S·S·汤姆森
B·雷赫利克
A·伊兰里
S·苏尔
N·S·加尔加什
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Qualcomm Inc
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Qualcomm Inc
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Priority claimed from US13/669,043 external-priority patent/US9104411B2/en
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Publication of CN104756043A publication Critical patent/CN104756043A/zh
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating voltage
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/48—Program initiating; Program switching, e.g. by interrupt
    • G06F9/4806—Task transfer initiation or dispatching
    • G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
    • G06F9/4881—Scheduling strategies for dispatcher, e.g. round robin, multi-level priority queues
    • G06F9/4893—Scheduling strategies for dispatcher, e.g. round robin, multi-level priority queues taking into account power or heat criteria
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
CN201380057181.5A 2012-11-05 2013-09-25 用于以有保证的瞬态最后期限来控制中央处理单元功率的系统和方法 Active CN104756043B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/669,043 US9104411B2 (en) 2009-12-16 2012-11-05 System and method for controlling central processing unit power with guaranteed transient deadlines
US13/669,043 2012-11-05
PCT/US2013/061663 WO2014070338A1 (en) 2012-11-05 2013-09-25 System and method for controlling central processing unit power with guaranteed transient deadlines

Publications (2)

Publication Number Publication Date
CN104756043A CN104756043A (zh) 2015-07-01
CN104756043B true CN104756043B (zh) 2016-06-08

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CN201380057181.5A Active CN104756043B (zh) 2012-11-05 2013-09-25 用于以有保证的瞬态最后期限来控制中央处理单元功率的系统和方法

Country Status (5)

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EP (1) EP2915020A1 (ja)
JP (1) JP5930504B2 (ja)
KR (1) KR101578336B1 (ja)
CN (1) CN104756043B (ja)
WO (1) WO2014070338A1 (ja)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160011623A1 (en) * 2014-07-09 2016-01-14 Intel Corporation Processor state control based on detection of producer/consumer workload serialization
JP2019200524A (ja) * 2018-05-15 2019-11-21 ルネサスエレクトロニクス株式会社 プログラム、情報処理装置、および情報処理方法
CN110489228B (zh) * 2019-07-16 2022-05-17 华为技术有限公司 一种资源调度的方法和电子设备
CN111722931A (zh) * 2020-06-24 2020-09-29 龙芯中科技术有限公司 处理器的控制方法、装置、设备及存储介质

Citations (2)

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Publication number Priority date Publication date Assignee Title
CN101903844A (zh) * 2007-12-20 2010-12-01 高通股份有限公司 减少电压调节器之间的交互调节干扰
CN102687097A (zh) * 2009-12-16 2012-09-19 高通股份有限公司 用于以保证的稳定状态期限来控制中央处理单元功率的系统和方法

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
JPH10268963A (ja) * 1997-03-28 1998-10-09 Mitsubishi Electric Corp 情報処理装置
US7017060B2 (en) * 2001-03-19 2006-03-21 Intel Corporation Power management system that changes processor level if processor utilization crosses threshold over a period that is different for switching up or down
US7194385B2 (en) * 2002-11-12 2007-03-20 Arm Limited Performance level setting of a data processing system
GB2403823B (en) 2003-07-08 2005-09-21 Toshiba Res Europ Ltd Controller for processing apparatus
KR101617377B1 (ko) * 2009-11-06 2016-05-02 삼성전자주식회사 동적 전압 주파수 스케일링 방법
US8909962B2 (en) * 2009-12-16 2014-12-09 Qualcomm Incorporated System and method for controlling central processing unit power with guaranteed transient deadlines

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101903844A (zh) * 2007-12-20 2010-12-01 高通股份有限公司 减少电压调节器之间的交互调节干扰
CN102687097A (zh) * 2009-12-16 2012-09-19 高通股份有限公司 用于以保证的稳定状态期限来控制中央处理单元功率的系统和方法

Also Published As

Publication number Publication date
KR101578336B1 (ko) 2015-12-16
CN104756043A (zh) 2015-07-01
EP2915020A1 (en) 2015-09-09
JP2016505913A (ja) 2016-02-25
KR20150083883A (ko) 2015-07-20
JP5930504B2 (ja) 2016-06-08
WO2014070338A1 (en) 2014-05-08

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