Dell UCPM-800 manual Contents

Contents
1 About The Shared PERC 8 Card	6
Configurations of the Shared PERC 8 card	6
Specifications of a Shared PERC 8 card	7
Supported Operating Systems	9
Best Practices For Shared PERC 8	9
Related Documentation	9
Locating your system Service Tag	10
Contacting Dell	10
Documentation Feedback	11
2 Shared PERC 8 Card Features	12
Physical Disk Power Management	12
Consistency Checks	12
Virtual Disk Initialization	12
Background Initialization Of Virtual Disks	13
Full Initialization Of Virtual Disks	13
Fast Initialization Of Virtual Disks	13
Physical Disk Roaming	13
Using Physical Disk Roaming	14
FastPath	14
Virtual Disk Migration	14
Migrating Virtual Disks If The Target System Is Turned Off	15
Migrating Virtual Disks If The Target System Is Turned On	15
Virtual Disk Cache Policies	15
Virtual Disk Write Cache Policies	16
Write-Back	16
Conditions Under Which Write-Back Is Employed	16
Conditions Under Which Forced Write-Back With No Battery Is Employed	16
Write-through	16
Conditions under which write-through is employed	17
Virtual Disk Read Cache Policies	17
Physical Disk Write Cache Policy	17
Fault Tolerance	17
The SMART Feature	18
Patrol Read	18
Physical disk failure detection	19
Physical Disk Hot Swapping	19
Auto Replacement Of A Virtual Disk Member And Revertible Hot Spares	19