JPS57111900A - Control system of main storage device - Google Patents

Control system of main storage device

Info

Publication number
JPS57111900A
JPS57111900A JP55188927A JP18892780A JPS57111900A JP S57111900 A JPS57111900 A JP S57111900A JP 55188927 A JP55188927 A JP 55188927A JP 18892780 A JP18892780 A JP 18892780A JP S57111900 A JPS57111900 A JP S57111900A
Authority
JP
Japan
Prior art keywords
main storage
storage devices
spare
carried out
parts
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.)
Granted
Application number
JP55188927A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6117026B2 (enrdf_load_stackoverflow
Inventor
Kazuhiko Goukon
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 Ltd
Original Assignee
Fujitsu 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 Ltd filed Critical Fujitsu Ltd
Priority to JP55188927A priority Critical patent/JPS57111900A/ja
Publication of JPS57111900A publication Critical patent/JPS57111900A/ja
Publication of JPS6117026B2 publication Critical patent/JPS6117026B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Hardware Redundancy (AREA)
JP55188927A 1980-12-26 1980-12-26 Control system of main storage device Granted JPS57111900A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55188927A JPS57111900A (en) 1980-12-26 1980-12-26 Control system of main storage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55188927A JPS57111900A (en) 1980-12-26 1980-12-26 Control system of main storage device

Publications (2)

Publication Number Publication Date
JPS57111900A true JPS57111900A (en) 1982-07-12
JPS6117026B2 JPS6117026B2 (enrdf_load_stackoverflow) 1986-05-06

Family

ID=16232316

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55188927A Granted JPS57111900A (en) 1980-12-26 1980-12-26 Control system of main storage device

Country Status (1)

Country Link
JP (1) JPS57111900A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6027256A (ja) * 1983-07-25 1985-02-12 Hitachi Ltd パケツト交換機の切替方式
US5363502A (en) * 1990-06-08 1994-11-08 Hitachi, Ltd. Hot stand-by method and computer system for implementing hot stand-by method
US5459857A (en) * 1992-05-15 1995-10-17 Storage Technology Corporation Fault tolerant disk array data storage subsystem
US5544347A (en) * 1990-09-24 1996-08-06 Emc Corporation Data storage system controlled remote data mirroring with respectively maintained data indices
US5901327A (en) * 1996-05-28 1999-05-04 Emc Corporation Bundling of write data from channel commands in a command chain for transmission over a data link between data storage systems for remote data mirroring
US6289398B1 (en) 1993-03-11 2001-09-11 Emc Corporation Distributed storage array system having plurality of storage devices which each of devices including a modular control unit for exchanging configuration information over a communication link

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6027256A (ja) * 1983-07-25 1985-02-12 Hitachi Ltd パケツト交換機の切替方式
US5363502A (en) * 1990-06-08 1994-11-08 Hitachi, Ltd. Hot stand-by method and computer system for implementing hot stand-by method
US5544347A (en) * 1990-09-24 1996-08-06 Emc Corporation Data storage system controlled remote data mirroring with respectively maintained data indices
US5459857A (en) * 1992-05-15 1995-10-17 Storage Technology Corporation Fault tolerant disk array data storage subsystem
US6289398B1 (en) 1993-03-11 2001-09-11 Emc Corporation Distributed storage array system having plurality of storage devices which each of devices including a modular control unit for exchanging configuration information over a communication link
US5742792A (en) * 1993-04-23 1998-04-21 Emc Corporation Remote data mirroring
US5901327A (en) * 1996-05-28 1999-05-04 Emc Corporation Bundling of write data from channel commands in a command chain for transmission over a data link between data storage systems for remote data mirroring

Also Published As

Publication number Publication date
JPS6117026B2 (enrdf_load_stackoverflow) 1986-05-06

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