Users Guide

What Is A Controller?.......................................................................................................................... 55
RAID Controller Technology: SATA And SAS..................................................................................... 55
SAS RAID Controllers.....................................................................................................................55
RAID Controller Features.................................................................................................................... 56
Controller — Supported RAID Levels..................................................................................................57
Controller — Supported Stripe Sizes.................................................................................................. 57
RAID Controller Read, Write, Cache, And Disk Cache Policy............................................................57
Read Policy.................................................................................................................................... 57
Write Policy....................................................................................................................................57
Cache Policy..................................................................................................................................58
Disk Cache Policy..........................................................................................................................58
Background Initialization On PERC Controllers................................................................................ 59
Non-RAID Controller Description...................................................................................................... 59
Non-RAID SCSI Controllers.......................................................................................................... 59
Non-RAID SAS Controllers........................................................................................................... 60
Firmware Or Driver Versions.............................................................................................................. 60
Firmware/Driver Properties.......................................................................................................... 60
Controller Health.................................................................................................................................61
Controller Components................................................................................................................61
Controllers Properties And Tasks........................................................................................................61
Controller Tasks.................................................................................................................................. 65
Rescanning The Controller...........................................................................................................66
Creating A Virtual Disk...................................................................................................................67
Enabling The Controller Alarm..................................................................................................... 67
Disabling The Controller Alarm.................................................................................................... 67
Turning Off The Controller Alarm................................................................................................ 68
Testing The Controller Alarm....................................................................................................... 68
Setting The Rebuild Rate...............................................................................................................68
Resetting The Controller Configuration.......................................................................................69
Exporting The Controller Log File................................................................................................ 70
Foreign Configuration Operations............................................................................................... 70
Importing Foreign Configurations................................................................................................ 73
Importing Or Recovering Foreign Configurations.......................................................................74
Clearing Foreign Configuration.................................................................................................... 74
Physical Disks In Foreign Virtual Disks..........................................................................................75
Setting Background Initialization Rate..........................................................................................78
Setting The Check Consistency Rate........................................................................................... 79
Setting The Reconstruct Rate....................................................................................................... 79
Setting The Redundant Path Configuration.................................................................................80
Setting The Patrol Read Mode......................................................................................................82
Starting And Stopping Patrol Read............................................................................................... 83
Changing The Controller Properties............................................................................................84
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