Users Guide

Troubleshooting your system

To get help with your Dell PowerEdge RAID Controller (PERC) S140, you can contact your Dell Technical Service representative

or see 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

• After enabling Hypervisor, system displays Blue Screen of Death

• After enabling node interleaving in BIOS, system displays Blue Screen of Death

• OS installation failing on NVMe PCIe SSD with third-party driver

• System startup issues

• The BIOS configuration utility option does not display

• Configuring RAID using the Option ROM Utility is disabled

• Warning Messages

• Other errors appearing on the BIOS screen

• Physical disk - related errors

• Virtual disks - related errors

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.

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 on page 31

Troubleshooting your system 43