Dell H800, H700 manual March

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March 2011

DELL PERC H700 and H800 Technical Guide

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Contents Dell PowerEdge RAID Controller Cards March Table of Contents Tables Appendix aProduct Comparison OverviewPerc H700 Overview Perc H700 Integrated Additional Sled for PCIe SlotPerc H800 Overview Perc H700 ModularPerc H800 Adapter New Features 6Gb/s SAS SAS 2.0 Overview2 6Gb/s SAS Expectation Gb/s SAS SAS 2.0 Features1 6Gb/s SAS Performance Benefit over 3Gb/s SAS SAS Performance DetailsProduct Support Dell PowerEdge Server SupportPowerEdge Server Support with Perc H700 and Perc H800 Management Software SupportDrive Support Drive SupportOperating System Support with Perc H700 and Perc H800 Perc H700 and Perc H800 Overview Perc H700 and Perc H800 FeaturesProduct Overview Power Management RAID Level Cut-Through IO Reconfiguring Virtual DisksCacheCade Fault-Tolerance Features RAID Level MigrationAutomatic Replace Member with Predicted Failure Using Replace Member and Revertible Hot SparesNon-Volatile Cache Enclosure Affinity Battery Back-up of Controller CachePhysical Disk Hot Swapping Disk Migration Configuring and Managing Secured RAIDDisk Roaming Perc H700 and H800 Security Key and RAID ManagementVirtual Disk Write Cache Policies Virtual Disk Read Cache PoliciesAbout RAID RAID 0 Striped Virtual Disk without Fault ToleranceRAID Overview Advantages of RAIDRAID 1 Mirroring Example of RAID Advantages of RAIDRAID 5 Striping With Distributed Parity Example of RAID 1 MirroringRAID 6 Striping With Dual Distributed Parity DriveRAID 10 Striping over Mirrored Sets Example of RAID 6 Single Virtual Disk with 5 drivesRAID 50 Striping Across RAID Disadvantages of RAIDRAID 60 Striping Across RAID Example of RAID 50 5 + Advantages of RAIDExample of RAID 60 6 + Advantages of RAID Appendix A. Additional Resources Resource Contact Information and Descriptions