These adapters are called Percraid on Dell Poweredge servers. Uses the MegaCLI utility.
MegaCLI
This to show what virtual disks are present. This describes a system with a pair of 300GB SAS 15k rpm disks holding the OS, an array of four 1TB drives and a pair modern 20TB drives, forming a 300GB OS drive, a 20TB data drive and a 3TB additional storage drive. Below are the virtual drives:
# megacli -LDInfo -Lall -a0
Adapter 0 -- Virtual Drive Information:
Virtual Drive: 0 (Target Id: 0)
Name :OS-Disk
RAID Level : Primary-1, Secondary-0, RAID Level Qualifier-0
Size : 278.875 GB
Sector Size : 512
Mirror Data : 278.875 GB
State : Optimal
Strip Size : 64 KB
Number Of Drives : 2
Span Depth : 1
Default Cache Policy: WriteThrough, ReadAheadNone, Direct, No Write Cache if Bad BBU
Current Cache Policy: WriteThrough, ReadAheadNone, Direct, No Write Cache if Bad BBU
Default Access Policy: Read/Write
Current Access Policy: Read/Write
Disk Cache Policy : Disk's Default
Encryption Type : None
Default Power Savings Policy: Controller Defined
Current Power Savings Policy: None
Can spin up in 1 minute: Yes
LD has drives that support T10 power conditions: Yes
LD's IO profile supports MAX power savings with cached writes: No
Bad Blocks Exist: Yes
Is VD Cached: No
Virtual Drive: 1 (Target Id: 1)
Name :spare-r5
RAID Level : Primary-5, Secondary-0, RAID Level Qualifier-3
Size : 2.727 TB
Sector Size : 512
Parity Size : 931.0 GB
State : Optimal
Strip Size : 64 KB
Number Of Drives : 4
Span Depth : 1
Default Cache Policy: WriteThrough, ReadAheadNone, Direct, No Write Cache if Bad BBU
Current Cache Policy: WriteThrough, ReadAheadNone, Direct, No Write Cache if Bad BBU
Default Access Policy: Read/Write
Current Access Policy: Read/Write
Disk Cache Policy : Disk's Default
Ongoing Progresses:
Background Initialization: Completed 41%, Taken 933 min.
Encryption Type : None
Default Power Savings Policy: Controller Defined
Current Power Savings Policy: None
Can spin up in 1 minute: Yes
LD has drives that support T10 power conditions: No
LD's IO profile supports MAX power savings with cached writes: No
Bad Blocks Exist: No
Is VD Cached: No
Virtual Drive: 2 (Target Id: 2)
Name :
RAID Level : Primary-1, Secondary-0, RAID Level Qualifier-0
Size : 18.189 TB
Sector Size : 512
Mirror Data : 18.189 TB
State : Optimal
Strip Size : 64 KB
Number Of Drives : 2
Span Depth : 1
Default Cache Policy: WriteThrough, ReadAheadNone, Direct, No Write Cache if Bad BBU
Current Cache Policy: WriteThrough, ReadAheadNone, Direct, No Write Cache if Bad BBU
Default Access Policy: Read/Write
Current Access Policy: Read/Write
Disk Cache Policy : Disk's Default
Ongoing Progresses:
Background Initialization: Completed 4%, Taken 933 min.
Encryption Type : None
Default Power Savings Policy: Controller Defined
Current Power Savings Policy: None
Can spin up in 1 minute: Yes
LD has drives that support T10 power conditions: No
LD's IO profile supports MAX power savings with cached writes: No
Bad Blocks Exist: No
Is VD Cached: No
Exit Code: 0x00
And here are the physical drives. All eight drive bays are filled.
# megacli -pdlist -a0
Adapter #0
Enclosure Device ID: 32
Slot Number: 0
Drive's position: DiskGroup: 1, Span: 0, Arm: 0
Enclosure position: 1
Device Id: 0
WWN: 50014ee057c5c7cd
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
PD Type: SATA
Raw Size: 931.512 GB [0x74706db0 Sectors]
Non Coerced Size: 931.012 GB [0x74606db0 Sectors]
Coerced Size: 931.0 GB [0x74600000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: 0C12
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x4433221107000000
Connected Port Number: 7(path0)
Inquiry Data: WD-WMATV8663060WDC WD1002FBYS-18W8B1 03.00C12
FDE Capable: Not Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 3.0Gb/s
Link Speed: 3.0Gb/s
Media Type: Hard Disk Device
Drive Temperature :43C (109.40 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Drive's NCQ setting : N/A
Port-0 :
Port status: Active
Port's Linkspeed: 3.0Gb/s
Drive has flagged a S.M.A.R.T alert : No
Enclosure Device ID: 32
Slot Number: 1
Drive's position: DiskGroup: 1, Span: 0, Arm: 1
Enclosure position: 1
Device Id: 1
WWN: 50014ee057c5c5f4
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
PD Type: SATA
Raw Size: 931.512 GB [0x74706db0 Sectors]
Non Coerced Size: 931.012 GB [0x74606db0 Sectors]
Coerced Size: 931.0 GB [0x74600000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: 0C12
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x4433221106000000
Connected Port Number: 6(path0)
Inquiry Data: WD-WMATV8635175WDC WD1002FBYS-18W8B1 03.00C12
FDE Capable: Not Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 3.0Gb/s
Link Speed: 3.0Gb/s
Media Type: Hard Disk Device
Drive Temperature :47C (116.60 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Drive's NCQ setting : N/A
Port-0 :
Port status: Active
Port's Linkspeed: 3.0Gb/s
Drive has flagged a S.M.A.R.T alert : No
Enclosure Device ID: 32
Slot Number: 2
Drive's position: DiskGroup: 1, Span: 0, Arm: 2
Enclosure position: 1
Device Id: 2
WWN: 50014ee206916984
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
PD Type: SATA
Raw Size: 931.512 GB [0x74706db0 Sectors]
Non Coerced Size: 931.012 GB [0x74606db0 Sectors]
Coerced Size: 931.0 GB [0x74600000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: 1V02
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x4433221105000000
Connected Port Number: 1(path0)
Inquiry Data: WD-WMAW30234603WDC WD1003FBYX-18Y7B0 01.01V02
FDE Capable: Not Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 3.0Gb/s
Link Speed: 3.0Gb/s
Media Type: Hard Disk Device
Drive Temperature :44C (111.20 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Drive's NCQ setting : N/A
Port-0 :
Port status: Active
Port's Linkspeed: 3.0Gb/s
Drive has flagged a S.M.A.R.T alert : No
Enclosure Device ID: 32
Slot Number: 3
Drive's position: DiskGroup: 1, Span: 0, Arm: 3
Enclosure position: 1
Device Id: 3
WWN: 50014ee057c5c89b
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
PD Type: SATA
Raw Size: 931.512 GB [0x74706db0 Sectors]
Non Coerced Size: 931.012 GB [0x74606db0 Sectors]
Coerced Size: 931.0 GB [0x74600000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: 0C12
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x4433221104000000
Connected Port Number: 2(path0)
Inquiry Data: WD-WMATV8637476WDC WD1002FBYS-18W8B1 03.00C12
FDE Capable: Not Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 3.0Gb/s
Link Speed: 3.0Gb/s
Media Type: Hard Disk Device
Drive Temperature :44C (111.20 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Drive's NCQ setting : N/A
Port-0 :
Port status: Active
Port's Linkspeed: 3.0Gb/s
Drive has flagged a S.M.A.R.T alert : No
Enclosure Device ID: 32
Slot Number: 4
Drive's position: DiskGroup: 0, Span: 0, Arm: 1
Enclosure position: 1
Device Id: 4
WWN: 5000C50072369C50
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
PD Type: SAS
Raw Size: 279.396 GB [0x22ecb25c Sectors]
Non Coerced Size: 278.896 GB [0x22dcb25c Sectors]
Coerced Size: 278.875 GB [0x22dc0000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: YSFA
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x5000c50072369c51
SAS Address(1): 0x0
Connected Port Number: 4(path0)
Inquiry Data: SEAGATE ST9300453SS YSFA6XN69MSN
FDE Capable: Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 6.0Gb/s
Link Speed: 6.0Gb/s
Media Type: Hard Disk Device
Drive Temperature :37C (98.60 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Port-0 :
Port status: Active
Port's Linkspeed: 6.0Gb/s
Port-1 :
Port status: Active
Port's Linkspeed: Unknown
Drive has flagged a S.M.A.R.T alert : No
Enclosure Device ID: 32
Slot Number: 5
Drive's position: DiskGroup: 0, Span: 0, Arm: 0
Enclosure position: 1
Device Id: 5
WWN: 5000C50070D8CDEC
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 1
Last Predictive Failure Event Seq Number: 4812
PD Type: SAS
Raw Size: 279.396 GB [0x22ecb25c Sectors]
Non Coerced Size: 278.896 GB [0x22dcb25c Sectors]
Coerced Size: 278.875 GB [0x22dc0000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: ES66
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x5000c50070d8cded
SAS Address(1): 0x0
Connected Port Number: 3(path0)
Inquiry Data: SEAGATE ST3300657SS ES666SJ7P3BJ
FDE Capable: Not Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 6.0Gb/s
Link Speed: 6.0Gb/s
Media Type: Hard Disk Device
Drive Temperature :42C (107.60 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Port-0 :
Port status: Active
Port's Linkspeed: 6.0Gb/s
Port-1 :
Port status: Active
Port's Linkspeed: Unknown
Drive has flagged a S.M.A.R.T alert : Yes
Enclosure Device ID: 32
Slot Number: 6
Drive's position: DiskGroup: 2, Span: 0, Arm: 0
Enclosure position: 1
Device Id: 6
WWN: 5000c500e5e26a83
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
PD Type: SATA
Raw Size: 18.190 TB [0x918600000 Sectors]
Non Coerced Size: 18.189 TB [0x918500000 Sectors]
Coerced Size: 18.189 TB [0x918500000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: EN01
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x4433221101000000
Connected Port Number: 5(path0)
Inquiry Data: ZVT3DWS4ST20000NE000-3G5101 EN01
FDE Capable: Not Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 6.0Gb/s
Link Speed: 6.0Gb/s
Media Type: Hard Disk Device
Drive: Not Certified
Drive Temperature :38C (100.40 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Drive's NCQ setting : N/A
Port-0 :
Port status: Active
Port's Linkspeed: 6.0Gb/s
Drive has flagged a S.M.A.R.T alert : No
Enclosure Device ID: 32
Slot Number: 7
Drive's position: DiskGroup: 2, Span: 0, Arm: 1
Enclosure position: 1
Device Id: 7
WWN: 5000c500e5e0b4b9
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
PD Type: SATA
Raw Size: 18.190 TB [0x918600000 Sectors]
Non Coerced Size: 18.189 TB [0x918500000 Sectors]
Coerced Size: 18.189 TB [0x918500000 Sectors]
Sector Size: 0
Firmware state: Online, Spun Up
Device Firmware Level: EN01
Shield Counter: 0
Successful diagnostics completion on : N/A
SAS Address(0): 0x4433221100000000
Connected Port Number: 0(path0)
Inquiry Data: ZVT4F6DGST20000NE000-3G5101 EN01
FDE Capable: Not Capable
FDE Enable: Disable
Secured: Unsecured
Locked: Unlocked
Needs EKM Attention: No
Foreign State: None
Device Speed: 6.0Gb/s
Link Speed: 6.0Gb/s
Media Type: Hard Disk Device
Drive: Not Certified
Drive Temperature :36C (96.80 F)
PI Eligibility: No
Drive is formatted for PI information: No
PI: No PI
Drive's NCQ setting : N/A
Port-0 :
Port status: Active
Port's Linkspeed: 6.0Gb/s
Drive has flagged a S.M.A.R.T alert : No
Exit Code: 0x00
One of the 300GB SAS drives (for the OS) is reporting a [SMART|https://techterms.com/definition/smart] error. This disk should be replaced before it fails.