Users Guide
Storage Properties And Current Activity...................................................................................................................... 29
Alerts Or Events...............................................................................................................................................................29
Monitoring Disk Reliability On RAID Controllers........................................................................................................... 29
Using Alarms To Detect Failures.....................................................................................................................................30
Time Delay In Displaying Conguration Changes......................................................................................................... 30
5 PCI Express Solid-State Device Support...................................................................................................... 31
PCIe SSD........................................................................................................................................................................... 31
PCIe SSD Features........................................................................................................................................................... 31
PCIe SSD Subsystem Properties....................................................................................................................................31
Physical Device Properties..............................................................................................................................................32
Physical Device Tasks......................................................................................................................................................35
Blinking And Unblinking A PCIe SSD....................................................................................................................... 35
Preparing To Remove A PCIe SSD.......................................................................................................................... 35
Exporting The Log..................................................................................................................................................... 36
Performing A Cryptographic Erase On An NVMe PCIe SSD............................................................................... 36
PCIe SSD In Slot Card Tasks.......................................................................................................................................... 36
To Locate Cryptographic Erase In Storage Management For A PCIe SSD In Slot Card................................... 37
PCIe SSD Subsystem Health.......................................................................................................................................... 37
Backplanes.................................................................................................................................................................. 37
Backplane Firmware Version.....................................................................................................................................37
6 Storage Information And Global Tasks......................................................................................................... 38
Storage Properties...........................................................................................................................................................38
Global Tasks...................................................................................................................................................................... 38
Setting the Remaining Rated Write Endurance Threshold................................................................................... 38
Setting the Available Spare Threshold.....................................................................................................................39
Storage Controller Properties.........................................................................................................................................40
Storage Components................................................................................................................................................. 41
7 Controllers................................................................................................................................................... 42
Controller...........................................................................................................................................................................42
RAID Controller Technology - SATA And SAS.............................................................................................................. 42
SAS RAID Controllers................................................................................................................................................ 43
RAID Controller Features................................................................................................................................................ 43
Controller — Supported RAID Levels............................................................................................................................43
Controller — Supported Stripe Sizes............................................................................................................................44
RAID Controller Read, Write, Cache, And Disk Cache Policy..................................................................................... 44
Read Policy................................................................................................................................................................. 44
Write Policy................................................................................................................................................................. 44
Cache Policy............................................................................................................................................................... 45
Disk Cache Policy.......................................................................................................................................................45
Background Initialization On PERC Controllers............................................................................................................46
Non-RAID Controller Description...................................................................................................................................46
Non-RAID SAS Controllers....................................................................................................................................... 46
Firmware Or Driver Versions...........................................................................................................................................47
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Contents