PowerEdge: T350 ACPI Error Alerts Present at Boot
Summary: PowerEdge T350: ACPI Error: AE_NOT_FOUND, Evaluating _PSS (20210105/processor_perflib-315) - Alerts Present at Boot.
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Symptoms
PowerEdge T350 Platform running Red Hat Enterprise Linux 8.x reports ACPI Error alerts while booting.
Example:
ACPI Error: AE_NOT_FOUND, Evaluating _PSS (20210105/processor_perflib-315):
Errors only appear during boot and do not represent an underlying impact on the Operating System.
Cause
Alerts are only seen while the BIOS is set to Performance Profile.
This is a BIOS ACPI syntax error remaining harmless to the Linux OS.
Resolution
Update BIOS to the latest version.
Affected Products
PowerEdge R250, PowerEdge R350, PowerEdge T150, PowerEdge T350Article Properties
Article Number: 000205554
Article Type: Solution
Last Modified: 09 Oct 2025
Version: 2
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