FR2626988A1 - Systeme de fichiers multiples - Google Patents

Systeme de fichiers multiples Download PDF

Info

Publication number
FR2626988A1
FR2626988A1 FR8901618A FR8901618A FR2626988A1 FR 2626988 A1 FR2626988 A1 FR 2626988A1 FR 8901618 A FR8901618 A FR 8901618A FR 8901618 A FR8901618 A FR 8901618A FR 2626988 A1 FR2626988 A1 FR 2626988A1
Authority
FR
France
Prior art keywords
circuit
unit
file
specific
signal
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
FR8901618A
Other languages
English (en)
French (fr)
Other versions
FR2626988B1 (enExample
Inventor
Masanori Fujimura
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of FR2626988A1 publication Critical patent/FR2626988A1/fr
Application granted granted Critical
Publication of FR2626988B1 publication Critical patent/FR2626988B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
    • G06F11/2056—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring
    • G06F11/2082—Data synchronisation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
    • G06F11/2056—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring
    • G06F11/2064—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring while ensuring consistency

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
FR8901618A 1988-02-08 1989-02-08 Systeme de fichiers multiples Granted FR2626988A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63027279A JPH0792777B2 (ja) 1988-02-08 1988-02-08 二重化ファイル装置の障害復旧方式

Publications (2)

Publication Number Publication Date
FR2626988A1 true FR2626988A1 (fr) 1989-08-11
FR2626988B1 FR2626988B1 (enExample) 1993-02-26

Family

ID=12216634

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8901618A Granted FR2626988A1 (fr) 1988-02-08 1989-02-08 Systeme de fichiers multiples

Country Status (2)

Country Link
JP (1) JPH0792777B2 (enExample)
FR (1) FR2626988A1 (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864670A (en) * 1970-09-30 1975-02-04 Yokogawa Electric Works Ltd Dual computer system with signal exchange system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864670A (en) * 1970-09-30 1975-02-04 Yokogawa Electric Works Ltd Dual computer system with signal exchange system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
IBM TECHNICAL DISCLOSURE BULLETIN. vol. 10, no. 10, Mars 1968, NEW YORK US pages 1484 - 1485; F. J. HACKL ET AL.: 'Dynamic allocation of high availability storage' *
IBM TECHNICAL DISCLOSURE BULLETIN. vol. 27, no. 5, Octobre 1984, NEW YORK US pages 3112 - 3117; C. J. KROPFF ET AL.: 'Online recovery of duplexed logical volumes' *

Also Published As

Publication number Publication date
FR2626988B1 (enExample) 1993-02-26
JPH0792777B2 (ja) 1995-10-09
JPH01204162A (ja) 1989-08-16

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