CN101142551B - 不使用原子指令而适当处理大量处理器的读复制更新的宽限期检测方法和装置 - Google Patents

不使用原子指令而适当处理大量处理器的读复制更新的宽限期检测方法和装置 Download PDF

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CN101142551B
CN101142551B CN2005800294377A CN200580029437A CN101142551B CN 101142551 B CN101142551 B CN 101142551B CN 2005800294377 A CN2005800294377 A CN 2005800294377A CN 200580029437 A CN200580029437 A CN 200580029437A CN 101142551 B CN101142551 B CN 101142551B
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processor
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grace period
data element
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CN101142551A (zh
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保罗·麦肯尼
保罗·拉塞尔
迪潘卡·萨马
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International Business Machines Corp
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/52—Program synchronisation; Mutual exclusion, e.g. by means of semaphores
    • G06F9/526—Mutual exclusion algorithms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G06F15/163—Interprocessor communication
    • G06F15/173—Interprocessor communication using an interconnection network, e.g. matrix, shuffle, pyramid, star, snowflake
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/52—Program synchronisation; Mutual exclusion, e.g. by means of semaphores
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2209/00—Indexing scheme relating to G06F9/00
    • G06F2209/52—Indexing scheme relating to G06F9/52
    • G06F2209/522—Manager
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99951—File or database maintenance
    • Y10S707/99952—Coherency, e.g. same view to multiple users
    • Y10S707/99953—Recoverability
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99951—File or database maintenance
    • Y10S707/99956—File allocation
    • Y10S707/99957—Garbage collection

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Multi Processors (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Image Processing (AREA)
CN2005800294377A 2004-10-27 2005-10-13 不使用原子指令而适当处理大量处理器的读复制更新的宽限期检测方法和装置 Expired - Fee Related CN101142551B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/974,514 2004-10-27
US10/974,514 US7454581B2 (en) 2004-10-27 2004-10-27 Read-copy update grace period detection without atomic instructions that gracefully handles large numbers of processors
PCT/EP2005/055240 WO2006045704A1 (en) 2004-10-27 2005-10-13 Read-copy update grace period detection without atomic instructions that gracefully handles large numbers of processors

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CN101142551A CN101142551A (zh) 2008-03-12
CN101142551B true CN101142551B (zh) 2010-05-05

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US (2) US7454581B2 (https=)
EP (1) EP1836571B1 (https=)
JP (1) JP4551452B2 (https=)
KR (1) KR100910821B1 (https=)
CN (1) CN101142551B (https=)
AT (1) ATE426853T1 (https=)
DE (1) DE602005013578D1 (https=)
WO (1) WO2006045704A1 (https=)

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US7353346B2 (en) * 2006-03-24 2008-04-01 International Business Machines Corporation Read-copy-update (RCU) operations with reduced memory barrier usage
JP5103807B2 (ja) * 2006-06-30 2012-12-19 富士通株式会社 制御プログラム、制御方法、情報処理装置及び情報処理システム
US8495641B2 (en) * 2007-06-29 2013-07-23 International Business Machines Corporation Efficiently boosting priority of read-copy update readers while resolving races with exiting and unlocking processes
US8706706B2 (en) * 2007-09-13 2014-04-22 International Business Machines Corporation Fast path for grace-period detection for read-copy update system
US8055918B2 (en) * 2008-04-03 2011-11-08 International Business Machines Corporation Optimizing preemptible read-copy update for low-power usage by avoiding unnecessary wakeups
US7953778B2 (en) * 2008-05-20 2011-05-31 International Business Machines Corporation Efficient support of consistent cyclic search with read-copy update and parallel updates
US8108696B2 (en) * 2008-07-24 2012-01-31 International Business Machines Corporation Optimizing non-preemptible read-copy update for low-power usage by avoiding unnecessary wakeups
US8020160B2 (en) * 2008-07-28 2011-09-13 International Business Machines Corporation User-level read-copy update that does not require disabling preemption or signal handling
US7953708B2 (en) * 2008-07-28 2011-05-31 International Business Machines Corporation Optimizing grace period detection for preemptible read-copy update on uniprocessor systems
US8195893B2 (en) * 2008-11-03 2012-06-05 International Business Machines Corporation Eliminating synchronous grace period detection for non-preemptible read-copy update on uniprocessor systems
US8065489B1 (en) 2009-03-31 2011-11-22 Symantec Corporation Method and apparatus for managing concurrent access among computers to a bitmap stored on disk storage
US8185704B2 (en) * 2009-09-02 2012-05-22 International Business Machines Corporation High performance real-time read-copy update
US9459963B2 (en) * 2009-09-03 2016-10-04 International Business Machines Corporation Safely rolling back transactions in a transactional memory system with concurrent readers
US8407503B2 (en) 2010-09-27 2013-03-26 International Business Machines Corporation Making read-copy update free-running grace period counters safe against lengthy low power state sojourns
US9189413B2 (en) 2011-06-20 2015-11-17 International Business Machines Corporation Read-copy update implementation for non-cache-coherent systems
US8615771B2 (en) 2011-06-20 2013-12-24 International Business Machines Corporation Effective management of blocked-tasks in preemptible read-copy update
US9250978B2 (en) 2011-06-27 2016-02-02 International Business Machines Corporation Asynchronous grace-period primitives for user-space applications
JP5772458B2 (ja) * 2011-09-29 2015-09-02 富士通株式会社 データ管理プログラム、ノード、および分散データベースシステム
US8661005B2 (en) 2011-12-08 2014-02-25 International Business Machines Corporation Optimized deletion and insertion for high-performance resizable RCU-protected hash tables
US9009122B2 (en) 2011-12-08 2015-04-14 International Business Machines Corporation Optimized resizing for RCU-protected hash tables
US9256476B2 (en) 2011-12-10 2016-02-09 International Business Machines Corporation Expedited module unloading for kernel modules that execute read-copy update callback processing code
CN102609313B (zh) * 2012-01-13 2014-04-02 汉柏科技有限公司 多核系统资源延迟回收锁的实现方法及系统
US9003420B2 (en) 2012-05-18 2015-04-07 International Business Machines Corporation Resolving RCU-scheduler deadlocks
US8938631B2 (en) 2012-06-30 2015-01-20 International Business Machines Corporation Energy efficient implementation of read-copy update for light workloads running on systems with many processors
US8874535B2 (en) * 2012-10-16 2014-10-28 International Business Machines Corporation Performance of RCU-based searches and updates of cyclic data structures
US8972801B2 (en) 2013-02-04 2015-03-03 International Business Machines Corporation Motivating lazy RCU callbacks under out-of-memory conditions
US8924655B2 (en) 2013-02-04 2014-12-30 International Business Machines Corporation In-kernel SRCU implementation with reduced OS jitter
US9244844B2 (en) 2013-03-14 2016-01-26 International Business Machines Corporation Enabling hardware transactional memory to work more efficiently with readers that can tolerate stale data
US9348765B2 (en) 2013-03-14 2016-05-24 International Business Machines Corporation Expediting RCU grace periods under user mode control
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US9886329B2 (en) * 2015-06-25 2018-02-06 International Business Machines Corporation Scalable RCU callback offloading
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US10353748B2 (en) 2016-08-30 2019-07-16 International Business Machines Corporation Short-circuiting normal grace-period computations in the presence of expedited grace periods
US10282230B2 (en) 2016-10-03 2019-05-07 International Business Machines Corporation Fair high-throughput locking for expedited grace periods
US10146577B2 (en) 2016-12-11 2018-12-04 International Business Machines Corporation Enabling real-time CPU-bound in-kernel workloads to run infinite loops while keeping RCU grace periods finite
US10372510B2 (en) 2017-03-15 2019-08-06 International Business Machines Corporation Using expedited grace periods to short-circuit normal grace-period computations
US11055271B2 (en) 2017-11-13 2021-07-06 International Business Machines Corporation Funnel locking for sleepable read-copy update
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US10268610B1 (en) 2018-08-16 2019-04-23 International Business Machines Corporation Determining whether a CPU stalling a current RCU grace period had interrupts enabled
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Publication number Publication date
JP4551452B2 (ja) 2010-09-29
KR100910821B1 (ko) 2009-08-04
US20080288749A1 (en) 2008-11-20
US7689789B2 (en) 2010-03-30
ATE426853T1 (de) 2009-04-15
US20060123100A1 (en) 2006-06-08
US7454581B2 (en) 2008-11-18
EP1836571A1 (en) 2007-09-26
CN101142551A (zh) 2008-03-12
JP2008518337A (ja) 2008-05-29
DE602005013578D1 (de) 2009-05-07
EP1836571B1 (en) 2009-03-25
KR20070064646A (ko) 2007-06-21
WO2006045704A1 (en) 2006-05-04

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