DE69912392D1 - Finalisierung in inkrementellen speicherbereinigern - Google Patents

Finalisierung in inkrementellen speicherbereinigern

Info

Publication number
DE69912392D1
DE69912392D1 DE69912392T DE69912392T DE69912392D1 DE 69912392 D1 DE69912392 D1 DE 69912392D1 DE 69912392 T DE69912392 T DE 69912392T DE 69912392 T DE69912392 T DE 69912392T DE 69912392 D1 DE69912392 D1 DE 69912392D1
Authority
DE
Germany
Prior art keywords
finalization
incremental
gauge
incremental gauge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69912392T
Other languages
English (en)
Other versions
DE69912392T2 (de
Inventor
J Houldsworth
Steven Morris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69912392D1 publication Critical patent/DE69912392D1/de
Publication of DE69912392T2 publication Critical patent/DE69912392T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0253—Garbage collection, i.e. reclamation of unreferenced memory
    • G06F12/0261—Garbage collection, i.e. reclamation of unreferenced memory using reference counting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0253—Garbage collection, i.e. reclamation of unreferenced memory
    • G06F12/0269—Incremental or concurrent garbage collection, e.g. in real-time systems
    • 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
    • G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
    • G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
    • G06F9/5011—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resources being hardware resources other than CPUs, Servers and Terminals
    • G06F9/5022—Mechanisms to release resources
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Stored Programmes (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Debugging And Monitoring (AREA)
  • Memory System (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Devices For Executing Special Programs (AREA)
DE69912392T 1998-06-20 1999-06-10 Finalisierung in inkrementellen speicherbereinigern Expired - Fee Related DE69912392T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9813264.0A GB9813264D0 (en) 1998-06-20 1998-06-20 Finalisation in incremental garbage collection
GB9813264 1998-06-20
PCT/IB1999/001083 WO1999067741A2 (en) 1998-06-20 1999-06-10 Finalisation in incremental garbage collectors

Publications (2)

Publication Number Publication Date
DE69912392D1 true DE69912392D1 (de) 2003-12-04
DE69912392T2 DE69912392T2 (de) 2004-07-22

Family

ID=10834050

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69912392T Expired - Fee Related DE69912392T2 (de) 1998-06-20 1999-06-10 Finalisierung in inkrementellen speicherbereinigern

Country Status (8)

Country Link
US (1) US6338073B1 (de)
EP (1) EP1036374B1 (de)
JP (1) JP2002519768A (de)
KR (1) KR20010023078A (de)
DE (1) DE69912392T2 (de)
GB (1) GB9813264D0 (de)
TW (1) TW520472B (de)
WO (1) WO1999067741A2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9907283D0 (en) * 1999-03-31 1999-05-26 Koninkl Philips Electronics Nv Memory reclamation method
US6826583B1 (en) 2000-05-15 2004-11-30 Sun Microsystems, Inc. Local allocation buffers for parallel garbage collection
US6823351B1 (en) 2000-05-15 2004-11-23 Sun Microsystems, Inc. Work-stealing queues for parallel garbage collection
US7103887B2 (en) * 2001-06-27 2006-09-05 Sun Microsystems, Inc. Load-balancing queues employing LIFO/FIFO work stealing
US7328438B2 (en) * 2003-03-27 2008-02-05 International Business Machines Corporation Deallocation of computer data in a multithreaded computer
US7827212B2 (en) * 2003-05-22 2010-11-02 International Business Machines Corporation System and method for improved clearing of JAVA object's variables
US7610579B2 (en) * 2004-12-10 2009-10-27 Microsoft Corporation Critical finalizers
KR100589227B1 (ko) * 2005-05-23 2006-06-19 엠텍비젼 주식회사 메모리 인터페이스 공유 기능을 구비한 장치 및 그 공유방법
GB0512809D0 (en) * 2005-06-23 2005-08-03 Ibm Arrangement and method for garbage collection in a computer system
US7653797B1 (en) 2008-12-31 2010-01-26 International Business Machines Corporation Optimizing a marking phase in mark-sweep garbage collectors by reducing paging activity
US8473529B2 (en) 2011-03-14 2013-06-25 International Business Machines Corporation Single pass marking of finalizable objects
CN108804339B (zh) * 2018-03-29 2019-07-16 北京白山耘科技有限公司 一种内存垃圾回收方法及装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5088036A (en) * 1989-01-17 1992-02-11 Digital Equipment Corporation Real time, concurrent garbage collection system and method
US5321834A (en) * 1989-11-28 1994-06-14 Xerox Corporation Method and system for reclaiming unreferenced computer memory space
US5485613A (en) * 1991-08-27 1996-01-16 At&T Corp. Method for automatic memory reclamation for object-oriented systems with real-time constraints
US5392432A (en) * 1991-08-27 1995-02-21 At&T Corp. Method for automatic system resource reclamation for object-oriented systems with real-time constraints
US5274804A (en) * 1991-11-20 1993-12-28 Parcplace Systems Automatic storage-reclamation postmortem finalization process
US5784699A (en) * 1996-05-24 1998-07-21 Oracle Corporation Dynamic memory allocation in a computer using a bit map index
US6055612A (en) * 1997-07-11 2000-04-25 Geodesic Systems, Inc. Incremental garbage collector with decommit barrier
US6047295A (en) * 1998-05-05 2000-04-04 International Business Machines Corporation Computer system, program product and method of managing weak references with a concurrent mark sweep collector

Also Published As

Publication number Publication date
TW520472B (en) 2003-02-11
EP1036374A2 (de) 2000-09-20
GB9813264D0 (en) 1998-08-19
KR20010023078A (ko) 2001-03-26
WO1999067741A3 (en) 2000-04-13
US6338073B1 (en) 2002-01-08
DE69912392T2 (de) 2004-07-22
JP2002519768A (ja) 2002-07-02
WO1999067741A2 (en) 1999-12-29
EP1036374B1 (de) 2003-10-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee