JPS5862899A - 二重化バルクシステムにおける状態保持方式 - Google Patents

二重化バルクシステムにおける状態保持方式

Info

Publication number
JPS5862899A
JPS5862899A JP56160515A JP16051581A JPS5862899A JP S5862899 A JPS5862899 A JP S5862899A JP 56160515 A JP56160515 A JP 56160515A JP 16051581 A JP16051581 A JP 16051581A JP S5862899 A JPS5862899 A JP S5862899A
Authority
JP
Japan
Prior art keywords
auxiliary storage
duplex
history counter
subunit
contents
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
JP56160515A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0232652B2 (enrdf_load_stackoverflow
Inventor
Masaharu Nozaki
野崎　正治
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP56160515A priority Critical patent/JPS5862899A/ja
Publication of JPS5862899A publication Critical patent/JPS5862899A/ja
Publication of JPH0232652B2 publication Critical patent/JPH0232652B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Hardware Redundancy (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
JP56160515A 1981-10-08 1981-10-08 二重化バルクシステムにおける状態保持方式 Granted JPS5862899A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56160515A JPS5862899A (ja) 1981-10-08 1981-10-08 二重化バルクシステムにおける状態保持方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56160515A JPS5862899A (ja) 1981-10-08 1981-10-08 二重化バルクシステムにおける状態保持方式

Publications (2)

Publication Number Publication Date
JPS5862899A true JPS5862899A (ja) 1983-04-14
JPH0232652B2 JPH0232652B2 (enrdf_load_stackoverflow) 1990-07-23

Family

ID=15716616

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56160515A Granted JPS5862899A (ja) 1981-10-08 1981-10-08 二重化バルクシステムにおける状態保持方式

Country Status (1)

Country Link
JP (1) JPS5862899A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61160165A (ja) * 1984-12-29 1986-07-19 Fuji Facom Corp 記憶装置の二重化状態保持方式
JPS6435439U (enrdf_load_stackoverflow) * 1987-08-24 1989-03-03
WO2008090620A1 (ja) * 2007-01-25 2008-07-31 Fujitsu Limited 記憶装置、記録復旧方法、記録復旧プログラム

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0454141U (enrdf_load_stackoverflow) * 1990-09-13 1992-05-08

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61160165A (ja) * 1984-12-29 1986-07-19 Fuji Facom Corp 記憶装置の二重化状態保持方式
JPS6435439U (enrdf_load_stackoverflow) * 1987-08-24 1989-03-03
WO2008090620A1 (ja) * 2007-01-25 2008-07-31 Fujitsu Limited 記憶装置、記録復旧方法、記録復旧プログラム
US8453007B2 (en) 2007-01-25 2013-05-28 Fujitsu Limited Storage device and recovery method

Also Published As

Publication number Publication date
JPH0232652B2 (enrdf_load_stackoverflow) 1990-07-23

Similar Documents

Publication Publication Date Title
US6772303B2 (en) System and method for dynamically resynchronizing backup data
US5379417A (en) System and method for ensuring write data integrity in a redundant array data storage system
US7549020B2 (en) Method and apparatus for raid on memory
US6701455B1 (en) Remote copy system with data integrity
US8365031B2 (en) Soft error correction method, memory control apparatus and memory system
US8140940B2 (en) Method and apparatus for controlling memory
US20060282471A1 (en) Error checking file system metadata while the file system remains available
US7000083B2 (en) Resynchronization of count key data with its corresponding meta data
US7076686B2 (en) Hot swapping memory method and system
EP0709782B1 (en) Error detection system and method for mirrored memory between dual disk storage controllers
JPS5862899A (ja) 二重化バルクシステムにおける状態保持方式
CN100474278C (zh) 直接存储器存取电路以及使用该电路的盘阵列设备
US4225959A (en) Tri-state bussing system
JPH04311219A (ja) データバックアップ方式
JPH03503690A (ja) ホストコンピュータとテープ駆動部間の相互接続用のテープ駆動制御ユニットおよびその操作方法
JP3239935B2 (ja) 密結合マルチプロセッサシステムの制御方法、密結合マルチプロセッサシステム及びその記録媒体
US6687852B1 (en) Ultra reliable disk memory for duplex processor platforms
JPS6134645A (ja) 二重化メモリ制御方式
JPH07121449A (ja) 二重化システム装置
JPH0756640B2 (ja) 記憶装置
US6671823B1 (en) Ultra reliable disk memory for multi-processor platforms
JPS63271555A (ja) 記憶制御方式
JPH06324902A (ja) 二重化バルクシステムにおける状態保持方式
JP2526726B2 (ja) 多重化ファイル復旧方式
KR100249809B1 (ko) 주기억 장치 데이터 베이스 시스템을 위한 이중 포트 램 사용무중단 연속 메모리 백업 장치 및 방법