Dell POWEREDGE RADI H700 Technical Manual

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Dell POWEREDGE RADI H700 Technical Manual Manual pdf 3 page image

DellDELL PERC H700 and H800 Technical Guide 3Table of Contents1 Product Comparison ........................................................................................... 51.1 Overview .................................................................................................. 51.2 PERC H700 Model Overview............................................................................. 61.3 PERC H800 Model Overview ............................................................................. 72 New Features ................................................................................................... 92.1 New Feature Overview .................................................................................. 92.2 6Gb/s SAS (SAS 2.0) Overview .......................................................................... 92.2.1 6Gb/s SAS Performance Benefit over 3Gb/s SAS ............................................ 102.2.2 6Gb/s SAS Expectation .......................................................................... 103 Product Support .............................................................................................. 113.1 PowerEdge™ Server Support .......................................................................... 113.2 Management Software Support....................................................................... 113.3 Operating System Support ............................................................................ 113.4 Drive Support ........................................................................................... 124 Product Overview ............................................................................................ 134.1 PERC H700 and PERC H800 Feature Overview ..................................................... 134.2 CacheCade .............................................................................................. 154.3 Cut-Through IO ......................................................................................... 154.4 Reconfiguring Virtual Disks ........................................................................... 154.5 Fault-Tolerance Features ............................................................................. 164.5.1 Non-Volatile Cache............................................................................... 174.5.2 Automatic Replace Member with Predicted Failure......................................... 174.5.3 Redundant Path with Load Balancing Support ............................................... 174.5.4 Failed Physical Disk Detection ................................................................. 174.5.5 Using Replace Member and Revertible Hot Spares .......................................... 174.5.6 Enclosure Affinity ................................................................................ 184.5.7 Battery Back-up of Controller Cache .......................................................... 184.6 Physical Disk Hot Swapping ........................................................................... 184.7 Disk Roaming............................................................................................ 194.8 Disk Migration ........................................................................................... 194.9 PERC H700 and H800 Security Key and RAID Management ....................................... 194.9.1 PERC H700 and H800 Security Key Implementation ......................................... 194.9.2 Configuring and Managing Secured RAID ...................................................... 194.10 Virtual Disk Write Cache Policies .................................................................... 204.11 Virtual Disk Read Cache Policies ..................................................................... 205 RAID Overview ................................................................................................ 215.1 About RAID .............................................................................................. 215.2 Advantages of RAID .................................................................................... 215.3 Supported RAID Levels................................................................................. 215.3.1 RAID 0 (Striped Virtual Disk without Fault Tolerance) ...................................... 215.3.2 RAID 1 (Mirroring) ................................................................................ 225.3.3 RAID 5 (Striping With Distributed Parity) ..................................................... 235.3.4 RAID 6 (Striping With Dual Distributed Parity) ............................................... 24