GB1515376A - Data storage systems - Google Patents

Data storage systems

Info

Publication number
GB1515376A
GB1515376A GB28800/75A GB2880075A GB1515376A GB 1515376 A GB1515376 A GB 1515376A GB 28800/75 A GB28800/75 A GB 28800/75A GB 2880075 A GB2880075 A GB 2880075A GB 1515376 A GB1515376 A GB 1515376A
Authority
GB
United Kingdom
Prior art keywords
word
valid
store
pair
access
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
Application number
GB28800/75A
Other languages
English (en)
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.)
Fujitsu Services Ltd
Original Assignee
Fujitsu Services Ltd
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 Fujitsu Services Ltd filed Critical Fujitsu Services Ltd
Priority to GB28800/75A priority Critical patent/GB1515376A/en
Priority to US05/700,720 priority patent/US4086629A/en
Priority to AU15570/76A priority patent/AU497095B2/en
Priority to ZA763978A priority patent/ZA763978B/xx
Priority to FR7620667A priority patent/FR2317731A1/fr
Priority to DE2630323A priority patent/DE2630323C3/de
Priority to JP51079983A priority patent/JPS5210639A/ja
Priority to HU76IE749A priority patent/HU175243B/hu
Priority to NLAANVRAGE7607479,A priority patent/NL181150C/xx
Priority to SE7607814A priority patent/SE416500B/xx
Priority to CS764535A priority patent/CS222228B2/cs
Publication of GB1515376A publication Critical patent/GB1515376A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0862—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches with prefetch
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/60—Details of cache memory
    • G06F2212/6026—Prefetching based on access pattern detection, e.g. stride based prefetch

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Advance Control (AREA)
  • Memory System (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
GB28800/75A 1975-07-09 1975-07-09 Data storage systems Expired GB1515376A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB28800/75A GB1515376A (en) 1975-07-09 1975-07-09 Data storage systems
US05/700,720 US4086629A (en) 1975-07-09 1976-06-28 Hierarchical data store with look-ahead action
AU15570/76A AU497095B2 (en) 1975-07-09 1976-07-05 Data storage system
ZA763978A ZA763978B (en) 1975-07-09 1976-07-05 Improvements in or relating to data storage systems
FR7620667A FR2317731A1 (fr) 1975-07-09 1976-07-06 Memoire hierarchisee pour ordinateur
DE2630323A DE2630323C3 (de) 1975-07-09 1976-07-06 Datenspeichereinrichtung mit einem Hauptspeicher, einem HilfsSpeicher und einer Vorausschaulogik
JP51079983A JPS5210639A (en) 1975-07-09 1976-07-07 Data accumulator
HU76IE749A HU175243B (hu) 1975-07-09 1976-07-07 Sistema pamjati
NLAANVRAGE7607479,A NL181150C (nl) 1975-07-09 1976-07-07 Informatie-opslagstelsel.
SE7607814A SE416500B (sv) 1975-07-09 1976-07-08 Datalagringsanordning med ett huvudminne och ett slavminne
CS764535A CS222228B2 (en) 1975-07-09 1976-07-08 Digital memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28800/75A GB1515376A (en) 1975-07-09 1975-07-09 Data storage systems

Publications (1)

Publication Number Publication Date
GB1515376A true GB1515376A (en) 1978-06-21

Family

ID=10281386

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28800/75A Expired GB1515376A (en) 1975-07-09 1975-07-09 Data storage systems

Country Status (11)

Country Link
US (1) US4086629A (enExample)
JP (1) JPS5210639A (enExample)
AU (1) AU497095B2 (enExample)
CS (1) CS222228B2 (enExample)
DE (1) DE2630323C3 (enExample)
FR (1) FR2317731A1 (enExample)
GB (1) GB1515376A (enExample)
HU (1) HU175243B (enExample)
NL (1) NL181150C (enExample)
SE (1) SE416500B (enExample)
ZA (1) ZA763978B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2247546A (en) * 1990-08-31 1992-03-04 Sun Microsystems Inc Predictive caching system

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247893A (en) * 1977-01-03 1981-01-27 Motorola, Inc. Memory interface device with processing capability
JPS54112130A (en) * 1978-02-22 1979-09-01 Fujitsu Ltd Buffer memory transfer system
FR2431732A1 (fr) * 1978-07-19 1980-02-15 Materiel Telephonique Dispositif de conversion d'adresse virtuelle en adresse reelle
FR2437300A1 (fr) * 1978-09-26 1980-04-25 Cii Honeywell Bull Procede de detection anticipee de franchissement de limite de page et dispositif comportant application de ce procede
JPS5560601U (enExample) * 1978-10-20 1980-04-24
GB2052117B (en) * 1979-07-04 1982-10-20 Int Computers Ltd Data processing systems
USRE36989E (en) * 1979-10-18 2000-12-12 Storage Technology Corporation Virtual storage system and method
US4371924A (en) * 1979-11-09 1983-02-01 Rockwell International Corp. Computer system apparatus for prefetching data requested by a peripheral device from memory
US4467411A (en) * 1981-03-06 1984-08-21 International Business Machines Corporation Scheduling device operations in a buffered peripheral subsystem
JPS57164484A (en) * 1981-03-31 1982-10-09 Fujitsu Ltd Replace system
US4489378A (en) * 1981-06-05 1984-12-18 International Business Machines Corporation Automatic adjustment of the quantity of prefetch data in a disk cache operation
US4490782A (en) * 1981-06-05 1984-12-25 International Business Machines Corporation I/O Storage controller cache system with prefetch determined by requested record's position within data block
US4468730A (en) * 1981-11-27 1984-08-28 Storage Technology Corporation Detection of sequential data stream for improvements in cache data storage
JPS6047623B2 (ja) * 1982-02-12 1985-10-22 株式会社日立製作所 アドレス変換方式
JPS58149552A (ja) * 1982-03-02 1983-09-05 Fujitsu Ltd 仮想計算機システムにおけるマスストレ−ジのプレステ−ジ方式
JPS59218691A (ja) * 1983-05-27 1984-12-08 Fujitsu Ltd プリフエツチ方式
JPH061441B2 (ja) * 1983-09-12 1994-01-05 モトロ−ラ・インコ−ポレ−テツド 先取り確認装置
JPS60138653A (ja) * 1983-12-27 1985-07-23 Hitachi Ltd 階層記憶制御方式
US4873629A (en) * 1984-06-20 1989-10-10 Convex Computer Corporation Instruction processing unit for computer
JPH0731627B2 (ja) * 1985-08-10 1995-04-10 株式会社リコー メモリ−装置
US4803651A (en) * 1986-02-10 1989-02-07 Ibm Corporation Method for encoding and decoding acyclic, linked-list data structures for efficient storage, retrieval and searching
SE453617B (sv) * 1986-06-26 1988-02-15 Ellemtel Utvecklings Ab Sett och anordning for att i en dator bestemma vilka av programmen som far utnyttja ett snabbt minne
US4928239A (en) * 1986-06-27 1990-05-22 Hewlett-Packard Company Cache memory with variable fetch and replacement schemes
GB8814077D0 (en) * 1988-06-14 1988-07-20 Int Computers Ltd Data memory system
US5093777A (en) * 1989-06-12 1992-03-03 Bull Hn Information Systems Inc. Method and apparatus for predicting address of a subsequent cache request upon analyzing address patterns stored in separate miss stack
JPH0452741A (ja) * 1990-06-14 1992-02-20 Toshiba Corp キャッシュメモリ装置
CA2105085A1 (en) * 1991-03-05 1992-09-06 Marvin Lautzenheiser Cache memory system and method of operating the cache memory system
US5590300A (en) * 1991-03-05 1996-12-31 Zitel Corporation Cache memory utilizing address translation table
US5594885A (en) * 1991-03-05 1997-01-14 Zitel Corporation Method for operating a cache memory system using a recycled register for identifying a reuse status of a corresponding cache entry
US5371893A (en) * 1991-12-27 1994-12-06 International Business Machines Corporation Look-ahead priority arbitration system and method
US5485589A (en) * 1991-12-31 1996-01-16 Dell Usa, L.P. Predictive addressing architecture
US5659713A (en) * 1992-04-24 1997-08-19 Digital Equipment Corporation Memory stream buffer with variable-size prefetch depending on memory interleaving configuration
JP3005402B2 (ja) * 1993-09-29 2000-01-31 三洋電機株式会社 Ｒｏｍの読出切換回路
JP3096576B2 (ja) * 1994-07-29 2000-10-10 三洋電機株式会社 メモリ制御回路とその回路を内蔵した集積回路素子
US5926831A (en) * 1996-10-11 1999-07-20 International Business Machines Corporation Methods and apparatus for control of speculative memory accesses
JP2000512416A (ja) 1997-03-12 2000-09-19 ストーリッジ テクノロジー コーポレーション ネットワーク付属仮想テープデータ記憶サブシステム
US6658526B2 (en) 1997-03-12 2003-12-02 Storage Technology Corporation Network attached virtual data storage subsystem
US5933855A (en) 1997-03-21 1999-08-03 Rubinstein; Richard Shared, reconfigurable memory architectures for digital signal processing
US6895452B1 (en) * 1997-06-04 2005-05-17 Marger Johnson & Mccollom, P.C. Tightly coupled and scalable memory and execution unit architecture
WO1999060480A1 (en) * 1998-05-15 1999-11-25 Richard Rubinstein Shared, reconfigurable cache memory execution subsystem
US6094605A (en) * 1998-07-06 2000-07-25 Storage Technology Corporation Virtual automated cartridge system
US6330621B1 (en) 1999-01-15 2001-12-11 Storage Technology Corporation Intelligent data storage manager
US6834324B1 (en) 2000-04-10 2004-12-21 Storage Technology Corporation System and method for virtual tape volumes
US20030126132A1 (en) * 2001-12-27 2003-07-03 Kavuri Ravi K. Virtual volume management system and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3292153A (en) * 1962-10-01 1966-12-13 Burroughs Corp Memory system
US3533075A (en) * 1967-10-19 1970-10-06 Ibm Dynamic address translation unit with look-ahead
US3898624A (en) * 1973-06-14 1975-08-05 Amdahl Corp Data processing system with variable prefetch and replacement algorithms
GB1443777A (en) * 1973-07-19 1976-07-28 Int Computers Ltd Data processing apparatus
JPS5039427A (enExample) * 1973-08-10 1975-04-11
US3928857A (en) * 1973-08-30 1975-12-23 Ibm Instruction fetch apparatus with combined look-ahead and look-behind capability
FR111576A (enExample) * 1973-12-13 1900-01-01

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2247546A (en) * 1990-08-31 1992-03-04 Sun Microsystems Inc Predictive caching system
AU634354B2 (en) * 1990-08-31 1993-02-18 Sun Microsystems, Inc. Method and apparatus for predictive caching
US5287487A (en) * 1990-08-31 1994-02-15 Sun Microsystems, Inc. Predictive caching method and apparatus for generating a predicted address for a frame buffer
GB2247546B (en) * 1990-08-31 1995-03-01 Sun Microsystems Inc Method and apparatus for predictive caching

Also Published As

Publication number Publication date
ZA763978B (en) 1977-05-25
DE2630323A1 (de) 1977-02-03
AU1557076A (en) 1978-01-12
NL181150B (nl) 1987-01-16
DE2630323C3 (de) 1979-09-20
US4086629A (en) 1978-04-25
SE7607814L (sv) 1977-01-10
HU175243B (hu) 1980-06-28
NL7607479A (nl) 1977-01-11
FR2317731B1 (enExample) 1982-09-03
SE416500B (sv) 1981-01-05
FR2317731A1 (fr) 1977-02-04
JPS5651429B2 (enExample) 1981-12-05
CS222228B2 (en) 1983-05-27
DE2630323B2 (de) 1979-02-01
JPS5210639A (en) 1977-01-27
AU497095B2 (en) 1978-11-30
NL181150C (nl) 1987-06-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930707