CN1577587A - 硬盘驱动器的自主数据擦洗系统及方法 - Google Patents

硬盘驱动器的自主数据擦洗系统及方法 Download PDF

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Publication number
CN1577587A
CN1577587A CNA2004100590486A CN200410059048A CN1577587A CN 1577587 A CN1577587 A CN 1577587A CN A2004100590486 A CNA2004100590486 A CN A2004100590486A CN 200410059048 A CN200410059048 A CN 200410059048A CN 1577587 A CN1577587 A CN 1577587A
Authority
CN
China
Prior art keywords
data
cycle
scrub
disk drive
drive
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.)
Pending
Application number
CNA2004100590486A
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English (en)
Chinese (zh)
Inventor
理查德·M.·H·纽
斯潘塞·W.·影
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.)
HGST Inc
Original Assignee
Hitachi Global Storage Technologies Inc
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 Hitachi Global Storage Technologies Inc filed Critical Hitachi Global Storage Technologies Inc
Publication of CN1577587A publication Critical patent/CN1577587A/zh
Pending legal-status Critical Current

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • 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
    • G06F11/08—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
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/10—Indexing scheme relating to G06F11/10
    • G06F2211/1002—Indexing scheme relating to G06F11/1076
    • G06F2211/1088—Scrubbing in RAID systems with parity

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Debugging And Monitoring (AREA)
CNA2004100590486A 2003-07-29 2004-07-29 硬盘驱动器的自主数据擦洗系统及方法 Pending CN1577587A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/629,675 2003-07-29
US10/629,675 US7137038B2 (en) 2003-07-29 2003-07-29 System and method for autonomous data scrubbing in a hard disk drive

Publications (1)

Publication Number Publication Date
CN1577587A true CN1577587A (zh) 2005-02-09

Family

ID=33541483

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2004100590486A Pending CN1577587A (zh) 2003-07-29 2004-07-29 硬盘驱动器的自主数据擦洗系统及方法

Country Status (7)

Country Link
US (1) US7137038B2 (enExample)
EP (1) EP1503378A3 (enExample)
JP (1) JP2005050346A (enExample)
KR (1) KR20050013938A (enExample)
CN (1) CN1577587A (enExample)
SG (1) SG148019A1 (enExample)
TW (1) TW200516380A (enExample)

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US20130191833A1 (en) * 2012-01-23 2013-07-25 Dell Products L.P. System and method for assuring performance of data scrubbing operations
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US9104604B2 (en) * 2013-02-26 2015-08-11 International Business Machines Corporation Preventing unrecoverable errors during a disk regeneration in a disk array
JP6155768B2 (ja) * 2013-03-29 2017-07-05 富士通株式会社 ストレージ制御装置、ストレージ制御プログラム及びストレージ制御方法
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US10310935B2 (en) * 2016-11-17 2019-06-04 International Business Machines Corporation Dynamically restoring disks based on array properties
US11016850B2 (en) * 2018-03-20 2021-05-25 Veritas Technologies Llc Systems and methods for detecting bit rot in distributed storage devices having failure domains
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Also Published As

Publication number Publication date
KR20050013938A (ko) 2005-02-05
US7137038B2 (en) 2006-11-14
EP1503378A2 (en) 2005-02-02
EP1503378A3 (en) 2007-08-08
TW200516380A (en) 2005-05-16
JP2005050346A (ja) 2005-02-24
US20050028048A1 (en) 2005-02-03
SG148019A1 (en) 2008-12-31

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