Dell PowerEdge R660 PowerEdge RAID Controller S160 Users Guide - Page 36

Troubleshooting your system, Precautions for hot removal or hot insertion of NVMe drives, Unable

Page 36 highlights

7 Troubleshooting your system To get help with your Dell PowerEdge RAID Controller (PERC) S160, you can contact your Dell Technical Service representative or see https://www.dell.com/support. Topics: • Precautions for hot removal or hot insertion of NVMe drives • Unable to configure Linux RAID using UEFI Configuration Utility • Performance degradation after disabling SATA physical disk write cache policy • Unable to modify any feature settings in UEFI or OPROM • Extra reboot during OS installation • OS installation failing on NVMe PCIe SSD with third-party driver • Server performance is slow and crashes during OS installation on the SATA configuration • Server performance is slow during OS installation on the NVMe configuration • System startup issues • The BIOS configuration utility option does not display • Configuring RAID using the ROM utility option is disabled • Warning Messages • Other errors appearing on the BIOS screen • Physical disk - related errors • Virtual disks - related errors • S160 config driver is not installed after S160 DUP is run • S160 driver not identifying P4800 drives Precautions for hot removal or hot insertion of NVMe drives Corrective Action: If you are performing multiple hot-plug operations a minimum of 30 seconds is required before performing any hot removal or hot insertion operation, and Open manage storage services (OMSS) should reflect each performed hot removal or hot insertion operation before performing the next hot removal or hotinsertion. NOTE: Not maintaining a time interval of 30 seconds between two consecutive hot-plug operations may result in an undefined behavior. Unable to configure Linux RAID using UEFI Configuration Utility Likely Cause: Corrective Action: Option to select Linux RAID in Configuring Linux RAID page will be disabled if RAID is already configured. To resolve this issue: 1. If applicable, delete the virtual disk created in Windows RAID. 2. Convert physical disk to Non-RAID disk. See Converting physical disk to Non-RAID disk. 3. Convert physical disk to RAID. See Converting physical disk to RAID capable disk. 4. Configure Linux RAID. See Configuring Linux RAID 36 Troubleshooting your system

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Troubleshooting your system
To get help with your Dell PowerEdge RAID Controller (PERC) S160, you can contact your Dell Technical Service representative
or see
.
Topics:
Precautions for hot removal or hot insertion of NVMe drives
Unable to configure Linux RAID using UEFI Configuration Utility
Performance degradation after disabling SATA physical disk write cache policy
Unable to modify any feature settings in UEFI or OPROM
Extra reboot during OS installation
OS installation failing on NVMe PCIe SSD with third-party driver
Server performance is slow and crashes during OS installation on the SATA configuration
Server performance is slow during OS installation on the NVMe configuration
System startup issues
The BIOS configuration utility option does not display
Configuring RAID using the ROM utility option is disabled
Warning Messages
Other errors appearing on the BIOS screen
Physical disk - related errors
Virtual disks - related errors
S160 config driver is not installed after S160 DUP is run
S160 driver not identifying P4800 drives
Precautions for hot removal or hot insertion of NVMe
drives
Corrective
Action:
If you are performing multiple hot-plug operations a minimum of 30 seconds is required before performing
any hot removal or hot insertion operation, and Open manage storage services (OMSS) should reflect
each performed hot removal or hot insertion operation before performing the next hot removal or hot-
insertion.
NOTE:
Not maintaining a time interval of 30 seconds between two consecutive hot-plug operations
may result in an undefined behavior.
Unable to configure Linux RAID using UEFI
Configuration Utility
Likely Cause:
Option to select Linux RAID in
Configuring Linux RAID
page will be disabled if RAID is already
configured.
Corrective
Action:
To resolve this issue:
1.
If applicable, delete the virtual disk created in Windows RAID.
2.
Convert physical disk to Non-RAID disk. See
Converting physical disk to Non-RAID disk.
3.
Convert physical disk to RAID. See
Converting physical disk to RAID capable disk
.
4.
Configure Linux RAID. See
Configuring Linux RAID
7
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Troubleshooting your system