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Data Integrity, Availability, and Protection

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This chapter discusses the Symmetrix DMX-3 features and options

that affect data availability and reliability:

◆ Overview........................................................................................... 158

◆ Reliability and availability features............................................... 162

◆ Maintaining data integrity.............................................................. 175

◆ DMX-3 security features ................................................................. 181

◆ Data protection guidelines.............................................................. 189

◆ Disk mirroring (RAID 1) concepts................................................. 191

◆ Symmetrix RAID 1/0 for open systems ....................................... 195

◆ Symmetrix RAID 10 for mainframe systems ............................... 196

◆ Symmetrix DMX RAID 5 ................................................................ 198

◆ Symmetrix DMX RAID 6 ................................................................ 206

◆ Sparing in Symmetrix systems....................................................... 211

◆ SRDF family of products................................................................. 221

Data Integrity,

Availability, and

Protection

EMC Symmetrix DMX-3 User Manual

Questions and Answers: