Chen et al., 2012 - Google Patents

Classifications

• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F11/00—Error detection; Error correction; Monitoring
  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence 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
  • G06F11/202—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 processing functionality is redundant
  • G06F11/2023—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 processing functionality is redundant details of failing over
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  • G06—COMPUTING; CALCULATING; COUNTING
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  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence 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
  • G06F11/2089—Redundant storage control functionality
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
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  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence 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
  • G06F11/2002—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 interconnections or communication control functionality are redundant
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
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  • G06F11/00—Error detection; Error correction; Monitoring
  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence 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
  • G06F11/2071—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 using a plurality of controllers
  • G06F11/2076—Details of synchronous techniques
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F11/00—Error detection; Error correction; Monitoring
  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence of a fault, e.g. fault tolerance
  • G06F11/16—Error detection or correction of the data by redundancy in hardware
  • G06F11/1658—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit
• • G—PHYSICS
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  • G06F11/00—Error detection; Error correction; Monitoring
  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence of a fault, e.g. fault tolerance
  • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
  • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
  • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
• • G—PHYSICS
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  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
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  • G06F3/06—Digital input from or digital output to record carriers, e.g. RAID, emulated record carriers, networked record carriers
  • G06F3/0601—Dedicated interfaces to storage systems
  • G06F3/0628—Dedicated interfaces to storage systems making use of a particular technique
  • G06F3/0629—Configuration or reconfiguration of storage systems
  • G06F3/0632—Configuration or reconfiguration of storage systems by initialisation or re-initialisation of storage systems
• • G—PHYSICS
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  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence of a fault, e.g. fault tolerance
  • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
  • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
  • G06F11/0745—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in an input/output transactions management context
• • G—PHYSICS
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  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
  • G06F3/06—Digital input from or digital output to record carriers, e.g. RAID, emulated record carriers, networked record carriers
  • G06F3/0601—Dedicated interfaces to storage systems
  • G06F3/0668—Dedicated interfaces to storage systems adopting a particular infrastructure
  • G06F3/0671—In-line storage system
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
  • G06F3/06—Digital input from or digital output to record carriers, e.g. RAID, emulated record carriers, networked record carriers
  • G06F3/0601—Dedicated interfaces to storage systems
  • G06F3/0602—Dedicated interfaces to storage systems specifically adapted to achieve a particular effect
  • G06F3/0604—Improving or facilitating administration, e.g. storage management
  • G06F3/0607—Improving or facilitating administration, e.g. storage management by facilitating the process of upgrading existing storage systems, e.g. for improving compatibility between host and storage device
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F11/00—Error detection; Error correction; Monitoring
  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence of a fault, e.g. fault tolerance
  • G06F11/14—Error detection or correction of the data by redundancy in operation
  • G06F11/1402—Saving, restoring, recovering or retrying
  • G06F11/1415—Saving, restoring, recovering or retrying at system level
  • G06F11/1441—Resetting or repowering
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F11/00—Error detection; Error correction; Monitoring
  • G06F11/07—Error detection; Error correction; Monitoring responding to the occurence of a fault, e.g. fault tolerance
  • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
  • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
  • G06F11/0721—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment within a central processing unit [CPU]
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL 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
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
  • G06F13/38—Information transfer, e.g. on bus
  • G06F13/40—Bus structure
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F11/00—Error detection; Error correction; Monitoring
  • G06F11/30—Monitoring
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING; COUNTING
  • G06F—ELECTRICAL DIGITAL DATA PROCESSING
  • G06F1/00—Details of data-processing equipment not covered by groups G06F3/00 - G06F13/00, e.g. cooling, packaging or power supply specially adapted for computer application

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