IT981194B - Sistema di elaborazione dei dati caratterizzato da un ordinamento gerarchico di memorizzazione a piu livelli - Google Patents

Sistema di elaborazione dei dati caratterizzato da un ordinamento gerarchico di memorizzazione a piu livelli

Info

Publication number
IT981194B
IT981194B IT21304/73A IT2130473A IT981194B IT 981194 B IT981194 B IT 981194B IT 21304/73 A IT21304/73 A IT 21304/73A IT 2130473 A IT2130473 A IT 2130473A IT 981194 B IT981194 B IT 981194B
Authority
IT
Italy
Prior art keywords
herarchical
data processing
processing system
system characterized
storage order
Prior art date
Application number
IT21304/73A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT981194B publication Critical patent/IT981194B/it

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
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/12—Replacement control
    • G06F12/121—Replacement control using replacement algorithms
    • G06F12/123—Replacement control using replacement algorithms with age lists, e.g. queue, most recently used [MRU] list or least recently used [LRU] list
    • 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
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/0875—Organisation of a plurality of magnetic shift registers
    • 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
    • Y10S707/99952—Coherency, e.g. same view to multiple users
    • Y10S707/99955—Archiving or backup
IT21304/73A 1972-04-13 1973-03-08 Sistema di elaborazione dei dati caratterizzato da un ordinamento gerarchico di memorizzazione a piu livelli IT981194B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24375272A 1972-04-13 1972-04-13

Publications (1)

Publication Number Publication Date
IT981194B true IT981194B (it) 1974-10-10

Family

ID=22919979

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21304/73A IT981194B (it) 1972-04-13 1973-03-08 Sistema di elaborazione dei dati caratterizzato da un ordinamento gerarchico di memorizzazione a piu livelli

Country Status (6)

Country Link
US (1) US3737881A (it)
CA (1) CA993554A (it)
DE (1) DE2310631C3 (it)
FR (1) FR2180297A5 (it)
GB (1) GB1381434A (it)
IT (1) IT981194B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967263A (en) * 1974-05-14 1976-06-29 International Business Machines Corporation Text editing system
US3950732A (en) * 1974-05-14 1976-04-13 International Business Machines Corporation Single technology text editing system
DE2543589C2 (de) * 1975-09-30 1982-11-04 Siemens AG, 1000 Berlin und 8000 München Hierarchisch aufgebautes, mehrstufiges Speichersystem und Verfahren zu dessen Betrieb
DE2641722C3 (de) * 1976-09-16 1981-10-08 Siemens AG, 1000 Berlin und 8000 München Hierarchisch geordnetes Speichersystem für eine datenverarbeitende Anlage mit virtueller Adressierung
JPS53129923A (en) * 1977-04-20 1978-11-13 Hitachi Ltd Control system for input/output device
US4277826A (en) * 1978-10-23 1981-07-07 Collins Robert W Synchronizing mechanism for page replacement control
US5241666A (en) * 1979-06-04 1993-08-31 Unisys Corporation Variable rate improvement of disc cache subsystem
US4868734A (en) * 1984-04-30 1989-09-19 Unisys Corp. Variable rate improvement of disc cache subsystem
JPS5758292A (en) * 1980-09-25 1982-04-07 Fanuc Ltd File deleting method for bubble cassette memory
US4361878A (en) * 1980-10-27 1982-11-30 Control Data Corporation Degradable LRU circuit
US4419725A (en) * 1980-11-14 1983-12-06 Sperry Corporation Cache/disk subsystem with tagalong copy
US4394732A (en) * 1980-11-14 1983-07-19 Sperry Corporation Cache/disk subsystem trickle
US4423479A (en) * 1980-11-14 1983-12-27 Sperry Corporation Cache/disk subsystem with acquire write command
JPS58501296A (ja) * 1981-08-18 1983-08-04 インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション Ｌｒｕペ−シング・バツフア・プ−ルを通してデ−タ・ベ−スのデマンド・アクセスを行なう際のスラツシング減少
US4511994A (en) * 1982-09-27 1985-04-16 Control Data Corporation Multi-group LRU resolver
GB8311813D0 (en) * 1983-04-29 1983-06-02 West G A W Coding and storing raster scan images
US5224217A (en) * 1988-12-30 1993-06-29 Saied Zangenehpour Computer system which uses a least-recently-used algorithm for manipulating data tags when performing cache replacement
US5109496A (en) * 1989-09-27 1992-04-28 International Business Machines Corporation Most recently used address translation system with least recently used (LRU) replacement
JP3586887B2 (ja) * 1994-06-10 2004-11-10 松下電器産業株式会社 情報記録再生装置およびデータキャッシュ方法
US6457737B1 (en) 1999-05-21 2002-10-01 Icb, Llc Collapsible cart with shelf
US6925529B2 (en) * 2001-07-12 2005-08-02 International Business Machines Corporation Data storage on a multi-tiered disk system
US11537306B2 (en) * 2021-03-12 2022-12-27 Micron Technology, Inc. Cold data detector in memory system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3670313A (en) * 1971-03-22 1972-06-13 Ibm Dynamically ordered magnetic bubble shift register memory
US3701132A (en) * 1971-10-27 1972-10-24 Bell Telephone Labor Inc Dynamic reallocation of information on serial storage arrangements

Also Published As

Publication number Publication date
DE2310631C3 (de) 1981-04-16
CA993554A (en) 1976-07-20
GB1381434A (en) 1975-01-22
FR2180297A5 (it) 1973-11-23
DE2310631A1 (de) 1973-10-18
US3737881A (en) 1973-06-05
DE2310631B2 (de) 1980-06-26

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