Svchost.exe crippling my machine

About 30 minutes after the start of my laptop, start a svchost.exe process that catches almost half of my 4 GB of memory, and up to 25% of the CPU. For another 20-30 minutes, the laptop is actually unusable... Chrome and Windows apps give messages "not responding", and the cursor keeps freezing.

The Task Manager confirms that physical memory is up to 95%. In general, there are 14 or 15 svchost process running in time, and when I right click on a guilty and select "Go to services", here is the list that I get (status = running):

AppInfo
BITS
Browser
EapHost
gpsvc
IKEEXT
iphlpsvc
LanmanServer
MMCSS
ProfSvc
RasMan
Annex
SENSE
ShellHWDetection
Themes
Winmgmt
wuauserv

.. .is there is nothing that might explain why this svchost is so resource intensive and can I do about it?

I ran the utility of MS Malware, but it does report no malware.

Get desperate, so thanks for any help!

Stem

Well, I think that I have solved... I had automatic updates is turned off, and I guess I was a little behind. I guess at the beginning of each session, the svchost.exe has catalogued all the updates that I had missed.

I have since updated things, and the svchost in question is much more quickly and with a footprint much smaller.

Stem

Tags: Windows

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    Thanks for posting your question in the Microsoft community!

    After the description of the question, I understand that your computer is very slow. I'll be happy to help you on this question.

    Let us try the following methods.

    Method 1: I suggest you perform the clean boot and check if the problem persists.

    How to perform a clean boot for a problem in Windows Vista, Windows 7 or Windows 8
    http://support.Microsoft.com/kb/929135

    Note: Follow how to reset the computer to start as usual after a repair by article KB929135 clean boot to reset the computer in normal mode.

    Method 2: Virus scanner online by using the Microsoft safety scanner.

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    http://www.Microsoft.com/security/scanner/en-us/default.aspx

    Note: when you perform online virus scanyou will lose some data which are affected by the virus. Microsoft is not responsible for the loss of this data.

    See also the link: Slow PC? Optimize your computer for peak performance
    http://www.Microsoft.com/athome/Setup/optimize.aspx#fBid=kmc757u4Zlo

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    --
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    It's a little more complicated that you might have a few running services that you can do without.
    Be careful by disabling a service may impact the ability of other agencies to run and cause problems of
    on the road.

    Also some programs add services that might not really need to start automatically. You can
    often these type services put manual to reduce their impact on performance.

    To see these compare these in Start - type in the search box-> find Services at top right click RUN AS ADMIN
    to those of the default Vista as indicated here by BlackViper. Ignore and who are on the disabled (which do not run) or
    Manual (which work only on request) - for any automatic or automatic delayed start you can post here if
    you need help to decide if you should run. Some of these can be assigned to manual and stop so that the calling program can run them as needed.

    BlackViper made also some improvements to default windows services but I wouldn't do those unless you
    really understand the full meaning of change a default service. Then use it as a tool to compare.

    Windows Services - list by default.
    http://www.blackviper.com/WinVista/servicecfg.htm

    -----------------------------------------------------------

    Here are some tools that will help in the future that gain you experience even if the methods above will do what
    you have to do for now.

    Window Watcher - free - do you know what is running on your computer? Maybe not. The window Watcher says it all.
    reporting of any window created by running programs, if the window is visible or not.
    http://www.KarenWare.com/PowerTools/ptwinwatch.asp

    Many excellent free tools and an excellent newsletter at Karenware
    http://www.KarenWare.com/

    Process Explorer - free - find out what are the files, registry keys and other objects processes have opened, the dll
    they loaded and much more. This exceptionally effective utility will show you even owned by each process.
    http://TechNet.Microsoft.com/en-us/Sysinternals/bb896653.aspx

    Autoruns - free - see what programs are configured to startup automatically when your system boots and you
    opening of session. Autoruns also shows you the full list of registry and file locations where applications can configure auto-
    start the settings.
    http://TechNet.Microsoft.com/en-us/sysinternals/bb963902.aspx
    Process Monitor - Free - monitor the system files, registry, process, thread and DLL real-time activity.
    http://TechNet.Microsoft.com/en-us/Sysinternals/bb896645.aspx

    There are many excellent free tools from Sysinternals
    http://TechNet.Microsoft.com/en-us/Sysinternals/default.aspx

    WhatsInStartUP - free - this utility displays the list of all applications that are loaded automatically when Windows
    starts. For each request, the following information is displayed: Startup Type (registry/Startup folder).
    The command - line String, product name, file Version, company name, location in the registry or the file system, and
    more. It allows you to easily disable or remove unwanted programs that runs in your Windows startup.
    http://www.NirSoft.NET/utils/what_run_in_startup.html

    There are many excellent free tools to NirSoft
    http://www.NirSoft.NET/utils/index.html

    ===========================================

    Refer to these discussions because many more excellent advice however don't forget to check your antivirus
    programs, the main drivers and BIOS update and also solve the problems with the cleanboot method
    first.

    Problems with the overall speed of the system and performance
    http://support.Microsoft.com/GP/slow_windows_performance/en-us

    Performance and Maintenance Tips
    http://social.answers.Microsoft.com/forums/en-us/w7performance/thread/19e5d6c3-BF07-49ac-a2fa-6718c988f125

    Explorer Windows stopped working
    http://social.answers.Microsoft.com/forums/en-us/w7performance/thread/6ab02526-5071-4DCC-895F-d90202bad8b3

    I hope this helps.

    Rob - bicycle - Mark Twain said it is good.

  • several svchost.exe running

    I can't start my Windows Vista, even after several repair system. Now, I'm in safe mode and noticed to Bishop of the task that there are several svchost.exe running. This could be the culprit? The repair of the system said that a recently installed or updated driver prevents windows to start. Appreciate your comments.

    Hello

    After using the Troubleshoot utility above and if so, try a clean boot.

    Use the startup clean and other methods to try to determine the cause of and eliminate
    the questions.

    ---------------------------------------------------------------

    What antivirus/antispyware/security products do you have on the machine? Be one you have NEVER
    on this machine, including those you have uninstalled (they leave leftovers behind which can cause
    strange problems).

    ----------------------------------------------------

    Follow these steps:

    Start - type this in the search box-> find COMMAND at the top and RIGHT CLICK – RUN AS ADMIN

    Enter this at the command prompt - sfc/scannow

    How to analyze the log file entries that the Microsoft Windows Resource Checker (SFC.exe) program
    generates in Windows Vista cbs.log
    http://support.Microsoft.com/kb/928228

    Also run CheckDisk, so we cannot exclude as much as possible of the corruption.

    How to run the check disk at startup in Vista
    http://www.Vistax64.com/tutorials/67612-check-disk-Chkdsk.html

    ==========================================

    After the foregoing:

    How to troubleshoot a problem by performing a clean boot in Windows Vista
    http://support.Microsoft.com/kb/929135
    How to troubleshoot performance issues in Windows Vista
    http://support.Microsoft.com/kb/950685

    Optimize the performance of Microsoft Windows Vista
    http://support.Microsoft.com/kb/959062
    To see everything that is in charge of startup - wait a few minutes with nothing to do - then right-click
    Taskbar - the Task Manager process - take a look at stored by - Services - this is a quick way
    reference (if you have a small box at the bottom left - show for all users, then check that).

    How to check and change Vista startup programs
    http://www.Vistax64.com/tutorials/79612-startup-programs-enable-disable.html

    A quick check to see that load method 2 is - using MSCONFIG then put a list of
    those here.
    --------------------------------------------------------------------

    Tools that should help you:

    Process Explorer - free - find out which files, key of registry and other objects processes have opened.
    What DLLs they have loaded and more. This exceptionally effective utility will show you even who has
    each process.
    http://TechNet.Microsoft.com/en-us/Sysinternals/bb896653.aspx

    Autoruns - free - see what programs are configured to start automatically when you start your system
    and you log in. Autoruns also shows you the full list of registry and file locations where applications can
    Configure auto-start settings.
    http://TechNet.Microsoft.com/en-us/sysinternals/bb963902.aspx
    Process Monitor - Free - monitor the system files, registry, process, thread and DLL real-time activity.
    http://TechNet.Microsoft.com/en-us/Sysinternals/bb896645.aspx

    There are many excellent free tools from Sysinternals
    http://TechNet.Microsoft.com/en-us/Sysinternals/default.aspx

    -Free - WhatsInStartUP this utility displays the list of all applications that are loaded automatically
    When Windows starts. For each request, the following information is displayed: Type of startup (registry/Startup folder), Command - Line String, the product name, Version of the file, the name of the company;
    Location in the registry or the file system and more. It allows you to easily disable or remove unwanted
    a program that runs in your Windows startup.
    http://www.NirSoft.NET/utils/what_run_in_startup.html

    There are many excellent free tools to NirSoft
    http://www.NirSoft.NET/utils/index.html

    Window Watcher - free - do you know what is running on your computer? Maybe not. The window
    Watcher says it all, reporting of any window created by running programs, if the window
    is visible or not.
    http://www.KarenWare.com/PowerTools/ptwinwatch.asp

    Many excellent free tools and an excellent newsletter at Karenware
    http://www.KarenWare.com/

    ===========================================

    Vista and Windows 7 updated drivers love then here's how update the most important.

    This is my generic how updates of appropriate driver:

    This utility, it is easy see which versions are loaded:

    -Free - DriverView utility displays the list of all device drivers currently loaded on your system.
    For each driver in the list, additional useful information is displayed: load address of the driver,
    Description, version, product name, company that created the driver and more.
    http://www.NirSoft.NET/utils/DriverView.html

    For drivers, visit manufacturer of emergency system and of the manufacturer of the device that are the most common.
    Control Panel - device - Graphics Manager - note the brand and complete model
    your video card - double - tab of the driver - write version information. Now, click on update
    Driver (this can do nothing as MS is far behind the certification of drivers) - then right-click.
    Uninstall - REBOOT it will refresh the driver stack.

    Repeat this for network - card (NIC), Wifi network, sound, mouse, and keyboard if 3rd party
    with their own software and drivers and all other main drivers that you have.

    Now in the system manufacturer (Dell, HP, Toshiba as examples) site (in a restaurant), peripheral
    Site of the manufacturer (Realtek, Intel, Nvidia, ATI, for example) and get their latest versions. (Look for
    BIOS, Chipset and software updates on the site of the manufacturer of the system here.)

    Download - SAVE - go to where you put them - right click - RUN AD ADMIN - REBOOT after
    each installation.

    Always check in the Device Manager - drivers tab to be sure the version you actually install
    presents itself. This is because some restore drivers before the most recent is installed (sound card drivers
    in particular that) so to install a driver - reboot - check that it is installed and repeat as
    necessary.

    Repeat to the manufacturers - BTW in the DO NOT RUN THEIR SCANNER device - check
    manually by model.

    Look at the sites of the manufacturer for drivers - and the manufacturer of the device manually.
    http://pcsupport.about.com/od/driverssupport/HT/driverdlmfgr.htm

    How to install a device driver in Vista Device Manager
    http://www.Vistax64.com/tutorials/193584-Device-Manager-install-driver.html

    If you update the drivers manually, then it's a good idea to disable the facilities of driver under Windows
    Updates, that leaves about Windows updates but it will not install the drivers that will be generally
    older and cause problems. If updates offers a new driver and then HIDE it (right click on it), then
    get new manually if you wish.

    How to disable automatic driver Installation in Windows Vista - drivers
    http://www.AddictiveTips.com/Windows-Tips/how-to-disable-automatic-driver-installation-in-Windows-Vista/
    http://TechNet.Microsoft.com/en-us/library/cc730606 (WS.10) .aspx

    ===========================================

    Refer to these discussions because many more excellent advice however don't forget to check your antivirus
    programs, the main drivers and BIOS update and also solve the problems with the cleanboot method
    first.

    Problems with the overall speed of the system and performance
    http://support.Microsoft.com/GP/slow_windows_performance/en-us

    Performance and Maintenance Tips
    http://social.answers.Microsoft.com/forums/en-us/w7performance/thread/19e5d6c3-BF07-49ac-a2fa-6718c988f125

    Explorer Windows stopped working
    http://social.answers.Microsoft.com/forums/en-us/w7performance/thread/6ab02526-5071-4DCC-895F-d90202bad8b3

    I hope this helps.

    Rob Brown - Microsoft MVP<- profile="" -="" windows="" expert="" -="" consumer="" :="" bicycle="" -="" mark="" twain="" said="" it="">

  • Svchost.exe - k netsvcs process uses 50% CPU at startup of Windows 7 PC

    Hello

    Can someone advise? I have a 32 bit Windows 7 laptop and when it is on, svchost.exe - k netsvcs will run and make use of 50% or more of the CPU and finally up to several hours.

    It is a very annoying problem where even if I complete the process using the Task Manager, it reappears shortly after. A reboot also sees a resumption of the process.

    I traced this problem to the (wuauserv) Windows Update I had to turn off to avoid the recurring problem. But as this is not an optimal solution, I'd quite like to know how to solve this problem permanently.

    Thank you

    Martin O'Shea.

    The manual installation of updates that you have to change your update settings to never check the updates and restart the machine first.

    Make sure that KB3020369 is installed, otherwise install it manually.

    Win - 7 32-bit

    https://www.Microsoft.com/en-US/Download/details.aspx?ID=46827

    Win - 7 64-bit

    https://www.Microsoft.com/en-US/Download/details.aspx?ID=46817

    Then install manually KB3172605 M$ plays cat and mouse with this download to update if the link and the download does not work, you will need to use Internet explorer and get instead of the catalog

    http://catalog.update.Microsoft.com/v7/site/install.aspx

    https://support.Microsoft.com/en-us/KB/3172605

    Win-7 32-bit

    https://www.Microsoft.com/en-US/Download/details.aspx?ID=53335

    Win-7 64-bit.

    https://www.Microsoft.com/en-US/Download/details.aspx?ID=53332

    After your windows update settings back to what you had before, and manually check the updates and the rest should appear shortly.

    If you need Visual AIDS to refer to this

    http://answers.Microsoft.com/en-us/Windows/Forum/Windows_7-update/Windows-7-update-problems-read-this-first/28147a5f-B0B0-480b-bed9-834a2da7a375

  • High CPU 100% usageat; The origin of the problem of SVChost.exe

    * Original title: the CPU utilization high

    High the processor to 100 Experincing, seems to come from a svchost.exe.  How to determine and resolve?

    Switch your windows update setting to never check the updates temporarily

    Restart the machine

    Then you download this from your download folder run from there.

    https://TechNet.Microsoft.com/library/security/MS16-039?f=255&MSPPError=-2147217396

    Download the x 86 for 32-bit or x 64 for 64-bit

    Install it and restart when prompted too after he did a search of stand-alone for updates that should not

    take too long, it took all of 5 seconds, '' If '' windows update settings are turned on forever check

    updates before running from the downloads folder.

    Once it installs and restarts

    You can reset your updates affecting everything you had before default =...

    Then check the updates manually.

    I think that the solution came from Softpedia and Joel_CS posted on this thread,

    http://News.Softpedia.com/news/Windows-Update-hanging-when-downloading-April-12-patches-502886.shtml

    You must scroll down for Joel SC post threads, it is the last answer on this page,

    http://answers.Microsoft.com/en-us/Windows/Forum/Windows_7-update/Windows-Update-hangs/dbd539c3-bfc6-42DF-a6ff-0e55ef7938eb?page=6

    If you have the net on 4.6.1 uninstall it and install the NET 4.5.2

    She will appear in uninstall a program.

    If you have a lower net just install net 4.5.2 on

    https://www.Microsoft.com/en-US/Download/details.aspx?ID=42642

  • SVCHOST.exe slow down my laptop

    I have a HP Pavilion dv6 laptop with Windows 7.  I have had it for 7 months and was a good machine.  In the last two days, it worked excrutiatingly slow to perform a simple task.  It takes 30 seconds for the MSN Internet signin window appears and which is the only application I have running.  My Norton program flashes a popup indicating svchost consumes too much memory.  Is there a systematic way of:

    1 determine what application is causing trouble

    2. how to solve the problem

    My Task Manager shows PID956 PID (92MB) 1004 (24MO) are the 2 process SVCHost.exe uses more memory.  I read several questions on this topic here in the help with some good info section, but none really seem to indicate how close the loop and close the question.

    I only am not aware of all of the windows updates were installed recently (I don't know if these run automatic or not and do not know how to check when the last update was missed) and have not recently added from all programs.  The problem just started in the last few days.

    Here, any help is appreciated.

    Svchost.exe is an application used by various applications. Usually, the problem isn't with svchost.exe but with the application that is running the service that is using svchost.exe. At any time, you can have a number any process ongoing svchost.exe to run and you have to identify who it is that is causing the problem. The process PID number is no help as it changes from one computer to another and each time that you start the computer. The constants are the command line and there are about 10 commonly used. You can't see them using the Task Manager. You need Process Explorer (freeware from Microsoft).

    http://TechNet.Microsoft.com/en-us/Sysinternals/bb896653

    You will see what copy of svchost.exe is more active, and if you right click on the process, you will see a list of services that use this particular process. Svchost.exe - k netsvc is an example of a command line. Uses a number of services and often causing the problems of this group is wuaserv, which relates to Windows Update. Once you have identified the service that you have to identify the application using the service. In the example I gave, it's pretty obvious, but others are not so easy to determine.

    A complication is caused by malicious software which can also use svchost.exe. You should use anti-virus software for deterrmine if you have a defective or software program malware.

    It is always sensible in this situation to achieve a malware check

    Start the computer in safe mode with network and download and install Malwarebytes (free version for individuals only), updated definitions and run in safe mode. Disable other security software while you do the analyses.

    http://www.Malwarebytes.org/

    Download and run SuperAntiSpyware (Free Edition)

    http://www.SUPERAntiSpyware.com/download.html

    Some malware is installing the entries of proxy server redirecting internet connections. If you encounter this problem step 2 see in the following link:

    http://www.myantispyware.com/2011/02/21/how-to-remove-Internet-Security-Essentials-virus/

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