Enable Boot Logging in Windows 7


Does your PC take a long time to boot? A good way to find out why the boot process is so slow is to enable the boot log in Windows 7. Here’s how you would do that.

Enable Boot Logging

1. Enter msconfig.exe into the search field on your Start menu and hit enter

MSConfig.exe Boot.log

2. Go to the tab Boot

3. Check the option Boot log:

Enable Boot Log in Windows 7

4. Reboot your PC

5. Open the Windows Explorer and go to C:\Windows\ and open the file ntbtlog.txt

6. You can now check your boot log. It could look similar to this one:

Microsoft (R) Windows (R) Version 6.1 (Build 7600)
1 16 2011 01:06:19.860
Loaded driver \SystemRoot\system32\ntoskrnl.exe
Loaded driver \SystemRoot\system32\hal.dll
Loaded driver \SystemRoot\system32\kdcom.dll
Loaded driver \SystemRoot\system32\mcupdate_AuthenticAMD.dll
Loaded driver \SystemRoot\system32\PSHED.dll
Loaded driver \SystemRoot\system32\CLFS.SYS
Loaded driver \SystemRoot\system32\CI.dll
Loaded driver \SystemRoot\system32\drivers\Wdf01000.sys
Loaded driver \SystemRoot\system32\drivers\WDFLDR.SYS
Loaded driver \SystemRoot\system32\DRIVERS\ACPI.sys
Loaded driver \SystemRoot\system32\DRIVERS\WMILIB.SYS
Loaded driver \SystemRoot\system32\DRIVERS\msisadrv.sys
Loaded driver \SystemRoot\system32\DRIVERS\pci.sys
Loaded driver \SystemRoot\system32\DRIVERS\vdrvroot.sys
Loaded driver \SystemRoot\System32\drivers\partmgr.sys
Loaded driver \SystemRoot\system32\DRIVERS\volmgr.sys
Loaded driver \SystemRoot\System32\drivers\volmgrx.sys
Loaded driver \SystemRoot\system32\DRIVERS\pciide.sys
Loaded driver \SystemRoot\system32\DRIVERS\PCIIDEX.SYS
Loaded driver \SystemRoot\System32\drivers\mountmgr.sys
Loaded driver \SystemRoot\system32\DRIVERS\atapi.sys
Loaded driver \SystemRoot\system32\DRIVERS\ataport.SYS
Loaded driver \SystemRoot\system32\DRIVERS\msahci.sys
Loaded driver \SystemRoot\system32\DRIVERS\amdsata.sys
Loaded driver \SystemRoot\system32\DRIVERS\storport.sys
Loaded driver \SystemRoot\system32\DRIVERS\amdxata.sys
Loaded driver \SystemRoot\system32\drivers\fltmgr.sys
Loaded driver \SystemRoot\system32\drivers\fileinfo.sys
Loaded driver \SystemRoot\sysWOW64\DRIVERS\CBUFS.sys
Loaded driver \SystemRoot\System32\Drivers\Ntfs.sys
Loaded driver \SystemRoot\System32\Drivers\msrpc.sys
Loaded driver \SystemRoot\System32\Drivers\ksecdd.sys
Loaded driver \SystemRoot\System32\Drivers\cng.sys
Loaded driver \SystemRoot\System32\drivers\pcw.sys
Loaded driver \SystemRoot\System32\Drivers\Fs_Rec.sys
Loaded driver \SystemRoot\system32\drivers\ndis.sys
Loaded driver \SystemRoot\system32\drivers\NETIO.SYS
Loaded driver \SystemRoot\System32\Drivers\ksecpkg.sys
Loaded driver \SystemRoot\System32\drivers\tcpip.sys
Loaded driver \SystemRoot\System32\drivers\fwpkclnt.sys
Loaded driver \SystemRoot\system32\DRIVERS\vmstorfl.sys
Loaded driver \SystemRoot\system32\DRIVERS\volsnap.sys
Loaded driver \SystemRoot\System32\Drivers\spldr.sys
Loaded driver \SystemRoot\System32\drivers\rdyboost.sys
Loaded driver \SystemRoot\System32\Drivers\mup.sys
Loaded driver \SystemRoot\System32\drivers\hwpolicy.sys
Loaded driver \SystemRoot\System32\DRIVERS\fvevol.sys
Loaded driver \SystemRoot\system32\DRIVERS\disk.sys
Loaded driver \SystemRoot\system32\DRIVERS\CLASSPNP.SYS
Loaded driver \SystemRoot\SysWOW64\drivers\bdisk.sys
Loaded driver \SystemRoot\System32\Drivers\avgrkx64.sys
Loaded driver \SystemRoot\System32\Drivers\AVGIDSwa.sys
Loaded driver \SystemRoot\system32\DRIVERS\AtiPcie.sys
Loaded driver \SystemRoot\system32\DRIVERS\cdrom.sys
Loaded driver \SystemRoot\System32\Drivers\Null.SYS
Loaded driver \SystemRoot\System32\Drivers\Beep.SYS
Loaded driver \SystemRoot\System32\drivers\vga.sys
Loaded driver \SystemRoot\System32\DRIVERS\RDPCDD.sys
Loaded driver \SystemRoot\system32\drivers\rdpencdd.sys
Loaded driver \SystemRoot\system32\drivers\rdprefmp.sys
Loaded driver \SystemRoot\System32\Drivers\Msfs.SYS
Loaded driver \SystemRoot\System32\Drivers\Npfs.SYS
Loaded driver \SystemRoot\system32\DRIVERS\avgfwd6a.sys
Loaded driver \SystemRoot\system32\DRIVERS\tdx.sys
Loaded driver \SystemRoot\System32\Drivers\avgtdia.sys
Loaded driver \SystemRoot\System32\DRIVERS\netbt.sys
Loaded driver \SystemRoot\system32\drivers\afd.sys
Loaded driver \SystemRoot\system32\DRIVERS\wfplwf.sys
Loaded driver \SystemRoot\system32\DRIVERS\pacer.sys
Loaded driver \SystemRoot\system32\DRIVERS\vpcnfltr.sys
Loaded driver \SystemRoot\system32\DRIVERS\netbios.sys
Loaded driver \SystemRoot\system32\DRIVERS\serial.sys
Loaded driver \SystemRoot\system32\DRIVERS\wanarp.sys
Loaded driver \SystemRoot\system32\drivers\vpcvmm.sys
Loaded driver \SystemRoot\system32\DRIVERS\termdd.sys
Loaded driver \SystemRoot\System32\Drivers\SCDEmu.SYS
Loaded driver \??\C:\Users\sOliver\AppData\Local\Temp\SAS_SelfExtract\SASKUTIL64.SYS
Loaded driver \??\C:\Users\sOliver\AppData\Local\Temp\SAS_SelfExtract\SASDIFSV64.SYS
Loaded driver \SystemRoot\system32\DRIVERS\rdbss.sys
Loaded driver \SystemRoot\system32\drivers\nsiproxy.sys
Loaded driver \SystemRoot\system32\DRIVERS\mssmbios.sys
Loaded driver \SystemRoot\System32\drivers\discache.sys
Loaded driver \SystemRoot\system32\drivers\csc.sys
Loaded driver \SystemRoot\System32\Drivers\dfsc.sys
Loaded driver \SystemRoot\system32\DRIVERS\blbdrive.sys
Loaded driver \SystemRoot\System32\Drivers\avgmfx64.sys
Loaded driver \SystemRoot\System32\Drivers\avgldx64.sys
Loaded driver \SystemRoot\system32\DRIVERS\tunnel.sys
Loaded driver \SystemRoot\system32\DRIVERS\amdppm.sys
Loaded driver \SystemRoot\system32\DRIVERS\atikmdag.sys
Loaded driver \SystemRoot\System32\drivers\dxgkrnl.sys
Loaded driver \SystemRoot\system32\DRIVERS\atikmpag.sys
Loaded driver \SystemRoot\system32\DRIVERS\HDAudBus.sys
Loaded driver \SystemRoot\system32\DRIVERS\nusb3xhc.sys
Loaded driver \SystemRoot\system32\DRIVERS\usbfilter.sys
Loaded driver \SystemRoot\system32\DRIVERS\usbohci.sys
Loaded driver \SystemRoot\system32\DRIVERS\usbehci.sys
Loaded driver \SystemRoot\system32\DRIVERS\serenum.sys
Loaded driver \SystemRoot\system32\DRIVERS\ASACPI.sys
Loaded driver \SystemRoot\system32\DRIVERS\1394ohci.sys
Loaded driver \SystemRoot\system32\DRIVERS\Rt64win7.sys
Loaded driver \SystemRoot\system32\DRIVERS\wmiacpi.sys
Loaded driver \SystemRoot\system32\DRIVERS\CompositeBus.sys
Loaded driver \SystemRoot\system32\DRIVERS\AgileVpn.sys
Loaded driver \SystemRoot\system32\DRIVERS\rasl2tp.sys
Loaded driver \SystemRoot\system32\DRIVERS\ndistapi.sys
Loaded driver \SystemRoot\system32\DRIVERS\ndiswan.sys
Loaded driver \SystemRoot\system32\DRIVERS\raspppoe.sys
Loaded driver \SystemRoot\system32\DRIVERS\raspptp.sys
Loaded driver \SystemRoot\system32\DRIVERS\rassstp.sys
Loaded driver \SystemRoot\system32\DRIVERS\tap0901.sys
Loaded driver \SystemRoot\system32\DRIVERS\rdpbus.sys
Loaded driver \SystemRoot\system32\DRIVERS\kbdclass.sys
Loaded driver \SystemRoot\system32\DRIVERS\mouclass.sys
Loaded driver \SystemRoot\system32\DRIVERS\swenum.sys
Loaded driver \SystemRoot\system32\DRIVERS\umbus.sys
Loaded driver \SystemRoot\system32\DRIVERS\vpcusb.sys
Loaded driver \SystemRoot\system32\DRIVERS\vpchbus.sys
Did not load driver \SystemRoot\System32\drivers\vga.sys
Loaded driver \SystemRoot\system32\DRIVERS\nusb3hub.sys
Loaded driver \SystemRoot\system32\DRIVERS\usbhub.sys
Loaded driver \SystemRoot\System32\Drivers\NDProxy.SYS
Did not load driver \SystemRoot\System32\Drivers\NDProxy.SYS
Did not load driver \SystemRoot\System32\Drivers\NDProxy.SYS
Did not load driver \SystemRoot\System32\Drivers\NDProxy.SYS
Did not load driver \SystemRoot\System32\Drivers\NDProxy.SYS
Loaded driver \SystemRoot\system32\drivers\AtihdW76.sys
Loaded driver \SystemRoot\system32\drivers\ksthunk.sys
Loaded driver \SystemRoot\system32\drivers\HdAudio.sys
Loaded driver \SystemRoot\system32\DRIVERS\usbccgp.sys
Loaded driver \SystemRoot\System32\Drivers\LUsbFilt.Sys
Loaded driver \SystemRoot\system32\DRIVERS\hidusb.sys
Loaded driver \SystemRoot\system32\DRIVERS\LHidFilt.Sys
Loaded driver \SystemRoot\system32\DRIVERS\mouhid.sys
Loaded driver \SystemRoot\system32\DRIVERS\LMouFilt.Sys
Loaded driver \SystemRoot\system32\DRIVERS\kbdhid.sys
Loaded driver \SystemRoot\system32\DRIVERS\monitor.sys
Loaded driver \SystemRoot\system32\drivers\luafv.sys
Did not load driver \SystemRoot\SysWow64\DRIVERS\eamonm.sys
Loaded driver \SystemRoot\system32\drivers\WudfPf.sys
Loaded driver \SystemRoot\system32\DRIVERS\lltdio.sys
Loaded driver \SystemRoot\system32\DRIVERS\rspndr.sys
Loaded driver \??\C:\Program Files (x86)\AVG\AVG9\Identity Protection\Agent\Driver\Platform_WIN764\AVGIDSFilter.sys
Loaded driver \??\C:\Program Files (x86)\AVG\AVG9\Identity Protection\Agent\Driver\Platform_WIN764\AVGIDSDriver.sys
Loaded driver \SystemRoot\system32\drivers\HTTP.sys
Loaded driver \SystemRoot\system32\DRIVERS\bowser.sys
Loaded driver \SystemRoot\System32\drivers\mpsdrv.sys
Loaded driver \SystemRoot\system32\DRIVERS\mrxsmb.sys
Loaded driver \SystemRoot\system32\DRIVERS\mrxsmb10.sys
Loaded driver \SystemRoot\system32\DRIVERS\mrxsmb20.sys
Loaded driver \SystemRoot\system32\drivers\npf.sys
Loaded driver \SystemRoot\system32\drivers\peauth.sys
Loaded driver \SystemRoot\System32\Drivers\secdrv.SYS
Loaded driver \SystemRoot\System32\DRIVERS\srvnet.sys
Loaded driver \SystemRoot\System32\drivers\tcpipreg.sys
Loaded driver \SystemRoot\System32\DRIVERS\srv2.sys
Loaded driver \SystemRoot\System32\DRIVERS\srv.sys
Did not load driver \SystemRoot\System32\DRIVERS\srv.sys

The boot log will show what drivers are being loaded. You should especially take a closer look at all drivers that are not loaded from system32.

Speed Up Boot Time (Further Information)

To find out what else is slowing down the boot process, you can use the Event Viewer integrated in Windows 7.
How to use Event Viewer to speed up boot time

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Last Modified: January 16, 2011

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Written by: Oliver Krautscheid (Nick: oliversk)
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One Response to Enable Boot Logging in Windows 7

  1. mitul said:
    August 12, 2012 at 7:32 am

    i want to play gta 4 on my pc
    my pc config has a win 7 home basic
    and i want to create dual boot system
    what should i do
    help me

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