svchost.exe and MpCmdRun.exe

  • Thread starter Thread starter Peter Larsen [CPH]
  • Start date Start date
P

Peter Larsen [CPH]

Hi,

I have a problem where svchost cause my computer to run at 100 %.
It seems like that svchost is running MpCmdRun.exe (windows defender comand
line) and that somehow goes wrong.
Is there a fix for this or what should i do ??

Thank you in advance.
BR
Peter
 
Peter

What version of Windows Defender is installed?

In Windows Defender click on Help, About Windows Defender.


--



Hope this helps.

Gerry
~~~~
FCA
Stourport, England
Enquire, plan and execute
~~~~~~~~~~~~~~~~~~~
 
Hi Garry,

I have uninstalled defender to fix the problem, but it did not change
anything.
Svchost.exe is still running at 100% - this time running wuauclt.exe
(automatic update).

So it seems like there are a problem with the update software !!(?)

/Peter
 
Peter

Is this after installing SP3?


--



Hope this helps.

Gerry
~~~~
FCA
Stourport, England
Enquire, plan and execute
~~~~~~~~~~~~~~~~~~~
 
Nope, before !!

Gerry said:
Peter

Is this after installing SP3?


--



Hope this helps.

Gerry
~~~~
FCA
Stourport, England
Enquire, plan and execute
~~~~~~~~~~~~~~~~~~~
 
Peter

See if the solution suggested here helps:
You receive an access violation error and the system may appear to
become unresponsive when you try to install an update from Windows
Update or from Microsoft Update
http://support.microsoft.com/kb/927891/en-us

--



Hope this helps.

Gerry
~~~~
FCA
Stourport, England
Enquire, plan and execute
~~~~~~~~~~~~~~~~~~~
 
Peter Larsen said:
Hi,

I have a problem where svchost cause my computer to run at 100 %.
It seems like that svchost is running MpCmdRun.exe (windows defender command
line) and that somehow goes wrong.
Is there a fix for this or what should i do ??

Thank you in advance.
BR
Peter

Defender is "actively" scanning all the files and folders on your PC- It is
a general part of the windows BLOAT but other programs especially Norton and
Mcafee do it as well.

Open Defender and set it so that it either is not running any active scans,
or just shut it off and remove-delete it permanently. Of all AV programs
Defender is the most BLOATed and the most unhelpful. But if you can shut off
the active scanning, that will help.

In the Defender Program go to where they hide the Options, and look for "Run
in background" or "Use Active Search" - I do not know the exact words, but if
you search through the options, you WILL find something that indicates that
Defender is running in the background, checking files and folders. THAT is
the thing you got to shut the Fook off- And then it will probably run al
right, scanning only when you want to instead of all the time.

ON a newer PC that process uses less memory, but if you have a gig or less
of Ram, that service will swallow your OS whole - Shut it off!
 
Hi,

The problem is not limited to Defender only - its a Windows Update issue.

/Peter
 
Hi Garry,

I already have this update, but it didn't change anything.
I don't get an access violation error, but it is unresponsive.

This weekend i applied Service Pack 3 to XP (hoped that it would help), but
no change.
Next thing is to install Internet Explorer 7.... :-)

/Peter
 
Peter

I would hold on installing Internet Explorer 7 until your current
problem is sorted.

Have you installed Windows Live OneCare? That programme incorporates
Windows Defender.

Alternatively was Windows Defender cleanly uninstalled? The start-up
items are:
c:\program files\windows defender\msmpeng.exe
c:\program files\windows defender\msascui.exe
c:\program files\windows defender\mpcmdrun.exe

The last of the three seems to be the one giving you grief. This one is
for the Scheduled Task of checking with Windows Update for Windows
Defender updates..

A safer way than msconfig to disable / remove unwanted start up items is
to use Autoruns.
http://www.microsoft.com/technet/sysinternals/ProcessesAndThreads/Autoruns.mspx

With Autoruns you can uncheck an item, which disables it from starting,
or you can can right click an item and then delete it. If you uncheck
you can recheck to re-enable the item. It is a much safer approach than
editing the Registry. Another useful feature of the programme is that
you can right click an item and select Search Online to get information
about the item selected.

--



Hope this helps.

Gerry
~~~~
FCA
Stourport, England
Enquire, plan and execute
~~~~~~~~~~~~~~~~~~~
 
Hi Garry,

I'll wait installing internet explorere 7 :-)

I have uninstalled Defender and set Automatic Update to false - this way the
problem never occurs - but i wont get any updates either.

Immediately after i start Windows Update (through the Start menu),
svchost.exe goes to 100%. If i close Internet Explorer again, svchost.exe
stops after a few seconds.

Are there any of your steps that will change anything here ??

/Peter
 
Peter

Have you downloaded and tried Autoruns?

--



Hope this helps.

Gerry
~~~~
FCA
Stourport, England
Enquire, plan and execute
~~~~~~~~~~~~~~~~~~~
 

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