Users Guide

RAID Controller Technology: SATA And SAS.....................................................................................56
SAS RAID Controllers.....................................................................................................................56
RAID Controller Features.................................................................................................................... 57
Controller — Supported RAID Levels................................................................................................. 58
Controller — Supported Stripe Sizes..................................................................................................58
RAID Controller Read, Write, Cache, And Disk Cache Policy........................................................... 58
Read Policy.................................................................................................................................... 58
Write Policy....................................................................................................................................58
Cache Policy..................................................................................................................................59
Disk Cache Policy..........................................................................................................................59
Background Initialization On PERC Controllers................................................................................ 60
Non-RAID Controller Description...................................................................................................... 61
Non-RAID SCSI Controllers...........................................................................................................61
Non-RAID SAS Controllers............................................................................................................61
Firmware Or Driver Versions...............................................................................................................62
Firmware/Driver Properties...........................................................................................................62
Controller Health................................................................................................................................ 63
Controller Components................................................................................................................63
Controllers Properties And Tasks....................................................................................................... 63
Controller Tasks.................................................................................................................................. 67
Creating A Virtual Disk.................................................................................................................. 68
Enabling The Controller Alarm..................................................................................................... 68
Disabling The Controller Alarm.................................................................................................... 68
Turning Off The Controller Alarm................................................................................................ 68
Testing The Controller Alarm....................................................................................................... 69
Setting The Rebuild Rate...............................................................................................................69
Resetting The Controller Configuration.......................................................................................70
Exporting The Controller Log File................................................................................................ 70
Foreign Configuration Operations................................................................................................ 71
Importing Foreign Configurations................................................................................................74
Importing Or Recovering Foreign Configurations....................................................................... 75
Clearing Foreign Configuration.................................................................................................... 75
Physical Disks In Foreign Virtual Disks..........................................................................................76
Setting Background Initialization Rate..........................................................................................79
Setting The Check Consistency Rate...........................................................................................80
Setting The Reconstruct Rate.......................................................................................................80
Setting The Redundant Path Configuration................................................................................. 81
Setting The Patrol Read Mode......................................................................................................83
Starting And Stopping Patrol Read............................................................................................... 84
Changing The Controller Properties............................................................................................ 85
Managing The Physical Disk Power..............................................................................................86
Managing The Preserved Cache...................................................................................................88
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