About a week ago i started getting a delay in my PC booting. I get a black screen of death (black screen with move able cursor) for about 30 seconds between the starting windows screen and the login screen. I have tried many things to fix this (short of doing a repair install of windows) and the problem has still not been fixed.
I also tried to do a boot trace using the windows performance toolkit however that broke windows and i had to revert to the last known good configuration.
The best i can do in terms of analysis is this event viewer report (event ID 100) from my last boot.
The boot duration was about 25 seconds a few weeks ago. It is now 71 seconds.
Log Name: Microsoft-Windows-Diagnostics-Performance/Operational
Source: Microsoft-Windows-Diagnostics-Performance
Date: 13/02/2014 12:07:21 PM
Event ID: 100
Task Category: Boot Performance Monitoring
Level: Warning
Keywords: Event Log
User: LOCAL SERVICE
Computer: Forger-PC
Description:
Windows has started up:
Boot Duration : 71992ms
IsDegradation : false
Incident Time (UTC) : 2014-02-13T01:04:46.702800400Z
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-Windows-Diagnostics-Performance" Guid="{CFC18EC0-96B1-4EBA-961B-622CAEE05B0A}" />
<EventID>100</EventID>
<Version>2</Version>
<Level>3</Level>
<Task>4002</Task>
<Opcode>34</Opcode>
<Keywords>0x8000000000010000</Keywords>
<TimeCreated SystemTime="2014-02-13T01:07:21.724262900Z" />
<EventRecordID>6274</EventRecordID>
<Correlation ActivityID="{044BEC68-F800-0005-26C8-5D965728CF01}" />
<Execution ProcessID="1860" ThreadID="1956" />
<Channel>Microsoft-Windows-Diagnostics-Performance/Operational</Channel>
<Computer>Forger-PC</Computer>
<Security UserID="S-1-5-19" />
</System>
<EventData>
<Data Name="BootTsVersion">2</Data>
<Data Name="BootStartTime">2014-02-13T01:04:46.702800400Z</Data>
<Data Name="BootEndTime">2014-02-13T01:07:19.807153200Z</Data>
<Data Name="SystemBootInstance">624</Data>
<Data Name="UserBootInstance">597</Data>
<Data Name="BootTime">71992</Data>
<Data Name="MainPathBootTime">53692</Data>
<Data Name="BootKernelInitTime">18</Data>
<Data Name="BootDriverInitTime">354</Data>
<Data Name="BootDevicesInitTime">5263</Data>
<Data Name="BootPrefetchInitTime">0</Data>
<Data Name="BootPrefetchBytes">0</Data>
<Data Name="BootAutoChkTime">0</Data>
<Data Name="BootSmssInitTime">3464</Data>
<Data Name="BootCriticalServicesInitTime">40297</Data>
<Data Name="BootUserProfileProcessingTime">263</Data>
<Data Name="BootMachineProfileProcessingTime">0</Data>
<Data Name="BootExplorerInitTime">2722</Data>
<Data Name="BootNumStartupApps">14</Data>
<Data Name="BootPostBootTime">18300</Data>
<Data Name="BootIsRebootAfterInstall">false</Data>
<Data Name="BootRootCauseStepImprovementBits">0</Data>
<Data Name="BootRootCauseGradualImprovementBits">0</Data>
<Data Name="BootRootCauseStepDegradationBits">0</Data>
<Data Name="BootRootCauseGradualDegradationBits">0</Data>
<Data Name="BootIsDegradation">false</Data>
<Data Name="BootIsStepDegradation">false</Data>
<Data Name="BootIsGradualDegradation">false</Data>
<Data Name="BootImprovementDelta">0</Data>
<Data Name="BootDegradationDelta">0</Data>
<Data Name="BootIsRootCauseIdentified">false</Data>
<Data Name="OSLoaderDuration">880</Data>
<Data Name="BootPNPInitStartTimeMS">18</Data>
<Data Name="BootPNPInitDuration">5314</Data>
<Data Name="OtherKernelInitDuration">300</Data>
<Data Name="SystemPNPInitStartTimeMS">5611</Data>
<Data Name="SystemPNPInitDuration">302</Data>
<Data Name="SessionInitStartTimeMS">5917</Data>
<Data Name="Session0InitDuration">1771</Data>
<Data Name="Session1InitDuration">641</Data>
<Data Name="SessionInitOtherDuration">1051</Data>
<Data Name="WinLogonStartTimeMS">9382</Data>
<Data Name="OtherLogonInitActivityDuration">41324</Data>
<Data Name="UserLogonWaitDuration">10471</Data>
</EventData>
</Event>
Here is a report from a few weeks ago to compare:
Log Name: Microsoft-Windows-Diagnostics-Performance/Operational
Source: Microsoft-Windows-Diagnostics-Performance
Date: 30/01/2014 12:15:10 AM
Event ID: 100
Task Category: Boot Performance Monitoring
Level: Warning
Keywords: Event Log
User: LOCAL SERVICE
Computer: Forger-PC
Description:
Windows has started up:
Boot Duration : 25023ms
IsDegradation : false
Incident Time (UTC) : 2014-01-29T13:10:55.640400300Z
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-Windows-Diagnostics-Performance" Guid="{CFC18EC0-96B1-4EBA-961B-622CAEE05B0A}" />
<EventID>100</EventID>
<Version>2</Version>
<Level>3</Level>
<Task>4002</Task>
<Opcode>34</Opcode>
<Keywords>0x8000000000010000</Keywords>
<TimeCreated SystemTime="2014-01-29T13:15:10.027157500Z" />
<EventRecordID>5925</EventRecordID>
<Correlation ActivityID="{0290DC60-F800-0004-24D1-478BF31CCF01}" />
<Execution ProcessID="2076" ThreadID="2940" />
<Channel>Microsoft-Windows-Diagnostics-Performance/Operational</Channel>
<Computer>Forger-PC</Computer>
<Security UserID="S-1-5-19" />
</System>
<EventData>
<Data Name="BootTsVersion">2</Data>
<Data Name="BootStartTime">2014-01-29T13:10:55.640400300Z</Data>
<Data Name="BootEndTime">2014-01-29T13:15:07.512013700Z</Data>
<Data Name="SystemBootInstance">565</Data>
<Data Name="UserBootInstance">542</Data>
<Data Name="BootTime">25023</Data>
<Data Name="MainPathBootTime">10023</Data>
<Data Name="BootKernelInitTime">17</Data>
<Data Name="BootDriverInitTime">701</Data>
<Data Name="BootDevicesInitTime">4377</Data>
<Data Name="BootPrefetchInitTime">0</Data>
<Data Name="BootPrefetchBytes">0</Data>
<Data Name="BootAutoChkTime">0</Data>
<Data Name="BootSmssInitTime">3554</Data>
<Data Name="BootCriticalServicesInitTime">292</Data>
<Data Name="BootUserProfileProcessingTime">123</Data>
<Data Name="BootMachineProfileProcessingTime">0</Data>
<Data Name="BootExplorerInitTime">489</Data>
<Data Name="BootNumStartupApps">19</Data>
<Data Name="BootPostBootTime">15000</Data>
<Data Name="BootIsRebootAfterInstall">false</Data>
<Data Name="BootRootCauseStepImprovementBits">0</Data>
<Data Name="BootRootCauseGradualImprovementBits">0</Data>
<Data Name="BootRootCauseStepDegradationBits">0</Data>
<Data Name="BootRootCauseGradualDegradationBits">0</Data>
<Data Name="BootIsDegradation">false</Data>
<Data Name="BootIsStepDegradation">false</Data>
<Data Name="BootIsGradualDegradation">false</Data>
<Data Name="BootImprovementDelta">0</Data>
<Data Name="BootDegradationDelta">0</Data>
<Data Name="BootIsRootCauseIdentified">false</Data>
<Data Name="OSLoaderDuration">483</Data>
<Data Name="BootPNPInitStartTimeMS">17</Data>
<Data Name="BootPNPInitDuration">4428</Data>
<Data Name="OtherKernelInitDuration">353</Data>
<Data Name="SystemPNPInitStartTimeMS">4776</Data>
<Data Name="SystemPNPInitDuration">650</Data>
<Data Name="SessionInitStartTimeMS">5432</Data>
<Data Name="Session0InitDuration">1670</Data>
<Data Name="Session1InitDuration">619</Data>
<Data Name="SessionInitOtherDuration">1264</Data>
<Data Name="WinLogonStartTimeMS">8986</Data>
<Data Name="OtherLogonInitActivityDuration">424</Data>
<Data Name="UserLogonWaitDuration">150900</Data>
</EventData>
</Event>
(It may be easier to copy the text to notepad for analysis)