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Green IT資料重覆刪除技術 資料保護面臨的挑戰 資料保護面臨的挑戰Today’s Data Protection Challenges 容量優化存儲 (COS)市場預測arket Evolution Toward Capacity Optimized Storage (COS) Deduplication Defining a New Tier of Storage Data Domain: 重覆刪除技術市佔率第一名 Enterprise Protection Storage Systems Created and defined the deduplication category 5000 systems installed 2300 customers 600 petabytes under Data Domain protection worldwide The 4rd Generation 2007 IPO NASDAQ “DDUP” A History of Industry Firsts Data Domain 關鍵技術特點 In-Line 重複資料刪除技術 資料無損架構 易於與現有環境整合 資料的遠程複製: 極大降低WAN頻寬需求 Data Domain 專有技術 COS Capacity Optimization Storage Data Domain 專有技術 COS Recovery: Data Invulnerability Architecture 資料無損架構 資料保留: 重複資料刪除技術於備份作業應用 長期儲存資料: 用更少的空間存更多的資料 Easily Integrates with Existing Infrastructure易於與現有環境整合 Data Domain 與現有環境整合 Network-Efficient Replication for True DR資料的遠程複製: 極大降低WAN頻寬需求 In-line Data Dedupe In-Line 重複資料刪除技術 In-Line vs. Post-processing (or On-line) In-Line VTL Dedupe In-Line Dedupe 並同步完成 Replicate to DR site Near line storage, Data Achieve Methodology: Inline vs Post-Process Deduplication Inline Dedupe Replication for RPO at DR site Post-process DR restore point is usually obsolete Data Domain Nearline Storage Support 二線儲存 Industry’s First Deduplicated Nearline Storage System Data Domain systems are more than VTL and Backup storage Deduplication is a storage fundamental Deduplication enables new types of nearline data to be retained on disk DDOS 4.3 delivers support for a broad range of Nearline Applications Nearline Storage Defined Online Storage = continuous access, high availability and performance Offline Storage = Tape Nearline = not continually accessed, but data is available on disk Examples of Nearline Storage File or Email Archives (檔案及郵件歸檔) Software Build Archive (軟體開發版本歸檔) Source dumps from configuration management software (i.e. Perforce) Manual/Script-Driven archival of build directory Archived project folders (專案資料歸檔) Infrequently accessed home directories or file