JP4750040B2 - ストレージボリュームに対するクロスプラットフォームアクセスを可能にするオペレーティングシステムメタデータをエミュレートするためのシステム及び方法 - Google Patents
ストレージボリュームに対するクロスプラットフォームアクセスを可能にするオペレーティングシステムメタデータをエミュレートするためのシステム及び方法 Download PDFInfo
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- 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
- G06F3/0604—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
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- 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
- G06F3/0662—Virtualisation aspects
- G06F3/0664—Virtualisation aspects at device level, e.g. emulation of a storage device or system
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- 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
- G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
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Description
Claims (3)
- 第1ホストと、そして
少なくとも1つのプロセッサとメモリを含むオフホストバーチャライザーであって、前記メモリはプログラム・インストラクションを記憶し、前記プログラム・インストラクションは前記少なくとも1つのプロセッサにより実行可能であるオフホストバーチャライザーと
を備えるシステムであって、
前記少なくとも1つのプロセッサが前記プログラム・インストラクションを実行することにより実施される方法が、
仮想ストレージデバイスのための複数の異なるオペレーティングシステムに対応するオペレーティングシステムメタデータの複数のセットを生成しかつ前記メモリにロードするステップと、
前記仮想ストレージデバイスにアクセスするために前記第1ホストからの要求を受信するステップであって、前記オペレーティングシステムメタデータの前記複数のセットの前記生成およびローディングの後で前記要求は受信されるステップと、
前記第1ホストにより使用されるオペレーティングシステムの識別を決定するステップと、
前記決定された識別に基づいて前記複数の異なるオペレーティングシステムの1つに対応する前記オペレーティングシステムメタデータの1つのセットを選択するステップと、
前記オペレーティングシステムメタデータの前記選択されたセットに前記第1ホストにアクセス可能にするステップと、そして
前記仮想ストレージデバイス内の指定されたブロック範囲にコンフィグレーション情報を提供するステップであって、前記コンフィグレーション情報は前記オペレーティングシステムメタデータの前記選択されたセットの少なくとも一部分を備え、前記指定されたブロック範囲は前記第1ホストにより使用される前記オペレーティングシステムの前記決定された識別に依存する、ステップと、
を含み、
前記第1ホストは、第1レイヤおよび第2レイヤを含むストレージソフトウェアスタックを備え、
前記第1レイヤは、前記オペレーティングシステムメタデータの前記選択されたセットを使用してアドレス指定可能なストレージデバイスとして前記仮想ストレージデバイスの存在を検出するように構成され、そして
前記第2レイヤは、前記指定されたブロック範囲から前記コンフィグレーション情報を読み取るように構成されている
ことを特徴とするシステム。 - コンピュータにより実施される方法であって、
メモリを備えるオフホストバーチャライザーで仮想ストレージデバイスのための複数の異なるオペレーティングシステムに対応するオペレーティングシステムメタデータの複数のセットを生成しかつ前記メモリにロードするステップと、
前記仮想ストレージデバイスにアクセスするために第1ホストからの要求を受信するステップであって、前記オペレーティングシステムメタデータの前記複数のセットの前記生成およびローディングの後で前記要求は受信されるステップと、
前記第1ホストにより使用されるオペレーティングシステムの識別を決定するステップと、
前記第1ホストにより使用されるオペレーティングシステムの前記決定された識別に基づいて前記複数の異なるオペレーティングシステムの1つに対応するオペレーティングシステムメタデータの1つのセットを選択するステップと、
オペレーティングシステムメタデータの前記選択されたセットに前記第1ホストでストレージソフトウェアスタックの第1のレイヤにアクセス可能にするステップと、
前記ストレージソフトウェアスタックが、前記仮想ストレージデバイス内の指定されたブロック範囲にコンフィグレーション情報を提供するステップであって、前記コンフィグレーション情報はオペレーティングシステムメタデータの前記選択されたセットの少なくとも一部分を備え、前記指定されたブロック範囲は前記第1ホストにより使用される前記オペレーティングシステムの前記決定された識別に依存する、ステップと、
前記第1レイヤが、論理ユニットとして前記仮想ストレージデバイスの存在を検出するためにオペレーティングシステムメタデータの前記選択されたセットを使用するステップと、そして
前記ストレージソフトウェアスタックの第2レイヤが、前記指定されたブロック範囲から前記コンフィグレーション情報を読み取るステップと
を含む方法。 - プログラム・インストラクションを実行することにより実施される方法が、
メモリを備えるオフホストバーチャライザーで仮想ストレージデバイスのための複数の異なるオペレーティングシステムに対応するオペレーティングシステムメタデータの複数のセットを生成しかつ前記メモリにロードするステップと、
前記仮想ストレージデバイスにアクセスするために第1ホストからの要求を受信するステップであって、オペレーティングシステムメタデータの前記複数のセットの前記生成およびローディングの後で前記要求は受信されるステップと、
前記第1ホストにより使用されるオペレーティングシステムの識別を決定するステップと、
前記第1ホストにより使用されるオペレーティングシステムの前記決定された識別に基づいて前記複数の異なるオペレーティングシステムの1つに対応するオペレーティングシステムメタデータの1つのセットを選択するステップと、
オペレーティングシステムメタデータの前記選択されたセットに前記第1ホストでストレージソフトウェアスタックの第1のレイヤにアクセス可能にするステップと、
前記仮想ストレージデバイス内の指定されたブロック範囲に前記オフホストバーチャライザーからのコンフィグレーション情報を提供するステップであって、前記コンフィグレーション情報はオペレーティングシステムメタデータの前記選択されたセットの少なくとも一部分を備え、前記指定されたブロック範囲は前記第1ホストにより使用される前記オペレーティングシステムの前記決定された識別に依存する、ステップと、
論理ユニットとして前記仮想ストレージデバイスの存在を検出するために前記第1レイヤでオペレーティングシステムメタデータの前記選択されたセットを使用するステップと、そして
前記ストレージソフトウェアスタックの第2レイヤが、前記指定されたブロック範囲から前記コンフィグレーション情報を読み取るステップと
を含む
ことを特徴とする前記プログラム・インストラクションを記憶したコンピュータ可読記憶媒体。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/722,614 | 2003-11-26 | ||
US10/722,614 US20050114595A1 (en) | 2003-11-26 | 2003-11-26 | System and method for emulating operating system metadata to provide cross-platform access to storage volumes |
PCT/US2004/039306 WO2005055043A1 (en) | 2003-11-26 | 2004-11-22 | System and method for emulating operating system metadata to provide cross-platform access to storage volumes |
Publications (2)
Publication Number | Publication Date |
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JP2007516523A JP2007516523A (ja) | 2007-06-21 |
JP4750040B2 true JP4750040B2 (ja) | 2011-08-17 |
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JP2006541649A Active JP4750040B2 (ja) | 2003-11-26 | 2004-11-22 | ストレージボリュームに対するクロスプラットフォームアクセスを可能にするオペレーティングシステムメタデータをエミュレートするためのシステム及び方法 |
Country Status (5)
Country | Link |
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US (4) | US20050114595A1 (ja) |
EP (1) | EP1687706A1 (ja) |
JP (1) | JP4750040B2 (ja) |
CN (1) | CN100552611C (ja) |
WO (1) | WO2005055043A1 (ja) |
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WO2005055043A1 (en) | 2005-06-16 |
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CN100552611C (zh) | 2009-10-21 |
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US7689803B2 (en) | 2010-03-30 |
JP2007516523A (ja) | 2007-06-21 |
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