Thinkpads Forum

The speed of processor 1 is being limited by system firmware. The processor has been in this reduced performance state for 0 seconds since the last report.

here is the details:
Log Name: System
Source: Microsoft-Windows-Kernel-Processor-Power
Date: 1/24/2009 12:40:24 PM
Event ID: 7
Task Category: None
Level: Warning
Keywords:
User: SYSTEM
Computer: (blanked out)
Description:
The speed of processor 1 is being limited by system firmware. The processor has been in this reduced performance state for 0 seconds since the last report.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-Windows-Kernel-Processor-Power" Guid="{0f67e49f-fe51-4e9f-b490-6f2948cc6027}" />
<EventID>7</EventID>
<Version>0</Version>
<Level>3</Level>
<Task>0</Task>
<Opcode>0</Opcode>
<Keywords>0x8000000000000000</Keywords>
<TimeCreated SystemTime="2009-01-24T17:40:24.836Z" />
<EventRecordID>171458</EventRecordID>
<Correlation />
<Execution ProcessID="4" ThreadID="56" />
<Channel>System</Channel>
<Computer>ABruno64-nb.lecroy.net</Computer>
<Security UserID="S-1-5-18" />
</System>
<EventData>
<Data Name="Processor">1</Data>
<Data Name="CapDurationInSeconds">0</Data>
<Data Name="PpcChanges">2</Data>
<Data Name="TpcChanges">0</Data>
</EventData>
</Event>

seems as its related to power mgt when the processor steps back, just informational, my user reads thru event log..