【正文】 系統(tǒng)及應(yīng)用需求分析 ................................................................................................7 節(jié)點管理 ..............................................................................................................8 主題管理 ..............................................................................................................8 元數(shù)據(jù)管理 ..........................................................................................................8 公共代碼管理 .......................................................................................................9 數(shù)據(jù)采集 ..............................................................................................................9 數(shù)據(jù)整理比對 .......................................................................................................9 數(shù)據(jù)交換 ..............................................................................................................9 數(shù)據(jù)訪問 ............................................................................................................10 數(shù)據(jù)備份與恢復(fù) .................................................................................................10 標(biāo)準(zhǔn)管理 ....................................................................................................10 應(yīng)用支持 ....................................................................................................10 運行管理 ....................................................................................................10 性能需求分析 ........................................................................................................11 業(yè)務(wù)處理量分析 .................................................................................................11 安全及保障機(jī)制需求分析 ......................................................................................12 系統(tǒng)安全可靠性需求 ..........................................................................................12 數(shù)據(jù)安全保密性需求 ..........................................................................................12 數(shù)據(jù)完整性需求 .................................................................................................13 實體的可鑒別性需求 ..........................................................................................13 不可否認(rèn)性需求 .................................................................................................13 對象和行為的可授權(quán)性需求 ...............................................................................13電子政務(wù)外網(wǎng)云計算數(shù)據(jù)中心可行性研究報告iii 統(tǒng)一信任與授權(quán)策略需求 ...................................................................................13 數(shù)據(jù)中心統(tǒng)一安全監(jiān)管性需求 ...........................................................................14 保障機(jī)制需求分析 .............................................................................................14第 3 章、 數(shù)據(jù)中心設(shè)計方案 .............................................................................................15 設(shè)計原則 ................................................................................................................15 統(tǒng)一建設(shè) ............................................................................................................15 相對獨立 ............................................................................................................15 共建共享 ............................................................................................................15 安全可靠 ............................................................................................................15 數(shù)據(jù)中心平臺設(shè)計 .................................................................................................16 平臺總體架構(gòu) .....................................................................................................16 數(shù)據(jù)資源規(guī)劃 .....................................................................................................16 數(shù)據(jù)資源規(guī)劃的總體思路 .....................................................16 數(shù)據(jù)資源體系結(jié)構(gòu) .................................................................17 共享數(shù)據(jù)一致性的保證 .........................................................18 共享數(shù)據(jù)庫的建立過程 .........................................................19 數(shù)據(jù)支撐平臺 .....................................................................................................20 數(shù)據(jù)共享交換子系統(tǒng) .............................................................20 目錄管理服務(wù)子系統(tǒng) .............................................................23 共享數(shù)據(jù)管理子系統(tǒng) .............................................................23 共享業(yè)務(wù)管理子系統(tǒng) .............................................................24 系統(tǒng)配置管理子系統(tǒng) .............................................................24 系統(tǒng)安全管理子系統(tǒng) .............................................................24 數(shù)據(jù)共享交換平臺 .............................................................................................25 交換網(wǎng)絡(luò)結(jié)構(gòu) .........................................................................25 交換概念模型 .........................................................................27 交換體系結(jié)構(gòu) .........................................................................28 共享數(shù)據(jù)管理系統(tǒng) .............................................................................................30 功能設(shè)計 .................................................................................30 邏輯結(jié)構(gòu) .................................................................................32電子政務(wù)外網(wǎng)云計算數(shù)據(jù)中心可行性研究報告iv 數(shù)據(jù)接口系統(tǒng) .....................................................................................................32 服務(wù)器系統(tǒng)設(shè)計 .................................................................................................33 設(shè)計原則 .................................................................................33 服務(wù)器系統(tǒng)選擇的依據(jù) .........................................................34 需求分析 .................................................................................35 性能測算及選型建議 .............................................................35 存儲系統(tǒng)設(shè)計 ...........................................................................