JP4843693B2 - 記憶装置 - Google Patents
記憶装置 Download PDFInfo
- Publication number
- JP4843693B2 JP4843693B2 JP2009083345A JP2009083345A JP4843693B2 JP 4843693 B2 JP4843693 B2 JP 4843693B2 JP 2009083345 A JP2009083345 A JP 2009083345A JP 2009083345 A JP2009083345 A JP 2009083345A JP 4843693 B2 JP4843693 B2 JP 4843693B2
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- JP
- Japan
- Prior art keywords
- storage area
- data storage
- area address
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/008—Reliability or availability analysis
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC 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 or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0614—Improving the reliability of storage systems
- G06F3/0616—Improving the reliability of storage systems in relation to life time, e.g. increasing Mean Time Between Failures [MTBF]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC 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 or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0625—Power saving in storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC 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 or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
- G06F3/0631—Configuration or reconfiguration of storage systems by allocating resources to storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC 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 or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0683—Plurality of storage devices
- G06F3/0685—Hybrid storage combining heterogeneous device types, e.g. hierarchical storage, hybrid arrays
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Description
2…情報処理装置;
3…ヘルスモニタリング機能;
4,5…履歴;
6…モデルベース;
7,8…関連モデル;
9…コントロールモジュール;
10…振り分けモジュール;
11…生成モジュール;
12,13,14…指標算出モジュール;
15…ソリッドステートドライブ(SSD);
16…光学式磁気ディスク装置(ODD);
17…磁気ディスク装置(HDD);
18…磁気テープ;
30…高速信号伝送線;
31…データベースサーバ;
32…WEB上のデータ
Claims (4)
- 不良発生箇所アドレスの不良発生確率を表すテーブルを記憶し、前記不良発生箇所アドレスの不良発生確率にデータ記憶領域アドレスの不良発生確率を関連付ける関連モデルから求まる各データ記憶領域アドレスの不良発生確率に、不良が発生した場合の各データ記憶領域アドレスの損失コストを乗ずることにより前記各データ記憶領域アドレスの不良発生リスク指標を算出する第1のモジュールと、
前記不良発生リスク指標が最小となるデータ記憶領域アドレスの組み合せの候補を抽出し、前記各データ記憶領域アドレスの省電力指標と前記各データ記憶領域アドレスへアクセスするのに必要な単位データ容量あたりのアクセス速度指標との合計値が規定範囲内となる前記候補を選択することにより、対象ファイルについて、該対象ファイルの複製又は移動先のデータ記憶領域アドレスを表す振り分けテーブルを生成し、前記対象ファイルを前記複製又は移動先のデータ記憶領域アドレスに転送する第2のモジュールと、を具備することを特徴とする記憶装置。 - データ記憶領域アドレスの不良発生履歴又はカナリアデバイスの異常検知履歴を含む不良発生状況を記憶し、前記不良発生状況に応じて前記不良発生箇所アドレスの不良発生確率を表すテーブルを更新する第3のモジュールをさらに具備することを特徴とする請求項1記載の記憶装置。
- 前記データ記憶領域アドレスに対応するデータ記憶領域は、個別に電源供給を制御可能な複数の領域に分割されており、
移動又は複製すべきデータ集合の容量と、前記データ記憶領域がどのように分割されているかに応じて、該データ集合を移動又は複製するのに要する消費電力を前記省電力指標として算出する第4のモジュールをさらに具備することを特徴とする請求項1又は2記載の記憶装置。 - 不良発生箇所アドレスの不良発生確率を表すテーブルを記憶し、前記不良発生箇所アドレスの不良発生確率にデータ記憶領域アドレスの不良発生確率を関連付ける関連モデルから求まる各データ記憶領域アドレスの不良発生確率に、不良が発生した場合の各データ記憶領域アドレスの損失コストを乗ずることにより前記各データ記憶領域アドレスの不良発生リスク指標を算出する第1のモジュールと、
前記不良発生リスク指標が最小となるデータ記憶領域アドレスの組み合せの候補を抽出することにより、対象ファイルについて、該対象ファイルの複製又は移動先のデータ記憶領域アドレスを表す振り分けテーブルを生成し、前記対象ファイルを前記複製又は移動先のデータ記憶領域アドレスに転送する第2のモジュールと、を具備することを特徴とする記憶装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009083345A JP4843693B2 (ja) | 2009-03-30 | 2009-03-30 | 記憶装置 |
US12/748,807 US8296608B2 (en) | 2009-03-30 | 2010-03-29 | Memory device |
US13/617,370 US8549362B2 (en) | 2009-03-30 | 2012-09-14 | Memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009083345A JP4843693B2 (ja) | 2009-03-30 | 2009-03-30 | 記憶装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010237854A JP2010237854A (ja) | 2010-10-21 |
JP4843693B2 true JP4843693B2 (ja) | 2011-12-21 |
Family
ID=42785811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009083345A Expired - Fee Related JP4843693B2 (ja) | 2009-03-30 | 2009-03-30 | 記憶装置 |
Country Status (2)
Country | Link |
---|---|
US (2) | US8296608B2 (ja) |
JP (1) | JP4843693B2 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9514838B2 (en) * | 2011-05-31 | 2016-12-06 | Micron Technology, Inc. | Apparatus including memory system controllers and related methods for memory management using block tables |
US9506815B2 (en) | 2011-06-27 | 2016-11-29 | Hewlett Packard Enterprise Development Lp | Temperature band operation logging |
US10359949B2 (en) * | 2011-10-31 | 2019-07-23 | Apple Inc. | Systems and methods for obtaining and using nonvolatile memory health information |
US9055711B2 (en) * | 2012-07-16 | 2015-06-09 | HGST Netherlands B.V. | System and method for maintaining data integrity on a storage medium |
US9064579B2 (en) | 2012-07-16 | 2015-06-23 | Kabushiki Kaisha Toshiba | Semiconductor memory apparatus, data transmission device, and recording method |
JP2014098978A (ja) * | 2012-11-13 | 2014-05-29 | Sony Corp | メモリ制御装置、メモリシステム、情報処理システムおよびメモリ制御方法 |
US8879180B2 (en) | 2012-12-12 | 2014-11-04 | HGST Netherlands B.V. | System, method and apparatus for data track usage sequence to reduce adjacent track interference effect |
JP6079226B2 (ja) * | 2012-12-27 | 2017-02-15 | 富士通株式会社 | 情報処理装置、サーバ管理方法およびサーバ管理プログラム |
JP2014228887A (ja) * | 2013-05-17 | 2014-12-08 | 株式会社東芝 | 稼働データ分析装置およびその方法、ならびにプログラム |
KR102065664B1 (ko) | 2013-08-09 | 2020-01-13 | 삼성전자 주식회사 | 메모리 장치의 열화 상태 추정 방법 및 이를 이용한 메모리 시스템에서의 웨어 레벨링 방법 |
US9336091B2 (en) | 2014-03-06 | 2016-05-10 | International Business Machines Corporation | Reliability enhancement in a distributed storage system |
JP6499038B2 (ja) | 2015-08-04 | 2019-04-10 | 株式会社東芝 | ストレージ管理装置、方法、及びストレージシステム |
US10078455B2 (en) * | 2016-01-20 | 2018-09-18 | Microsoft Technology Licensing, Llc | Predicting solid state drive reliability |
US11341588B2 (en) * | 2019-09-04 | 2022-05-24 | Oracle International Corporation | Using an irrelevance filter to facilitate efficient RUL analyses for utility system assets |
CN112267972B (zh) * | 2020-10-22 | 2023-05-05 | 华能国际电力股份有限公司 | 一种风电机组功率曲线异常智能判定方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7251691B2 (en) * | 2003-07-11 | 2007-07-31 | International Business Machines Corporation | Autonomic predictive load balancing of output transfers for two peer computers for data storage applications |
US20050081119A1 (en) * | 2003-08-08 | 2005-04-14 | Dizoglio Marc | Real time data storage monitoring and administration |
US20050228943A1 (en) * | 2004-04-02 | 2005-10-13 | Decenzo David P | Multipath redundant storage system architecture and method |
US20060168398A1 (en) * | 2005-01-24 | 2006-07-27 | Paul Cadaret | Distributed processing RAID system |
JP4296160B2 (ja) * | 2005-03-29 | 2009-07-15 | 株式会社東芝 | 回路基板の品質解析システム及び品質解析方法 |
US20070118695A1 (en) * | 2005-11-18 | 2007-05-24 | International Business Machines Corporation | Decoupling storage controller cache read replacement from write retirement |
JP5076411B2 (ja) * | 2005-11-30 | 2012-11-21 | ソニー株式会社 | 記憶装置、コンピュータシステム |
JP4575346B2 (ja) * | 2006-11-30 | 2010-11-04 | 株式会社東芝 | メモリシステム |
JP4439533B2 (ja) * | 2007-03-27 | 2010-03-24 | 株式会社東芝 | 負荷算定装置および負荷算定方法 |
CN101821696B (zh) * | 2007-08-28 | 2013-02-20 | Commvault系统公司 | 如数据存储操作的自适应能耗管理的数据处理资源的能耗管理 |
JP4703702B2 (ja) | 2008-09-17 | 2011-06-15 | 株式会社東芝 | 損傷指標予測システムおよび損傷指標予測方法 |
JP4575484B2 (ja) | 2008-09-26 | 2010-11-04 | 株式会社東芝 | 記憶装置及び記憶装置の制御方法 |
JP4776703B2 (ja) | 2009-01-23 | 2011-09-21 | 株式会社東芝 | 半導体記憶装置を用いたraidシステム及びその制御方法 |
CN107247565B (zh) * | 2009-03-18 | 2020-06-09 | 株式会社日立制作所 | 存储控制装置以及虚拟卷的控制方法 |
JP5025676B2 (ja) | 2009-03-25 | 2012-09-12 | 株式会社東芝 | 監視装置および監視方法 |
JP2012018052A (ja) * | 2010-07-07 | 2012-01-26 | Toshiba Corp | 半導体装置の不良解析システム及び方法 |
-
2009
- 2009-03-30 JP JP2009083345A patent/JP4843693B2/ja not_active Expired - Fee Related
-
2010
- 2010-03-29 US US12/748,807 patent/US8296608B2/en active Active
-
2012
- 2012-09-14 US US13/617,370 patent/US8549362B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20100251039A1 (en) | 2010-09-30 |
US8296608B2 (en) | 2012-10-23 |
JP2010237854A (ja) | 2010-10-21 |
US8549362B2 (en) | 2013-10-01 |
US20130013964A1 (en) | 2013-01-10 |
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