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Windows Vista: 100 percent CPU usage caused by SVCHOST process, need help

by Lee Koo (ADMIN) Moderator - 4/24/09 5:12 PM
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Post 46 of 131

We'll see,

by Dango517 - 4/17/09 11:53 PM In reply to: bogus answer by chazzsubscribe

this ones been around many times no one to date has ever fixed it. Maybe you'll be the first. Give it your best shot smart guy.

Not a bogus answer, a bogus reply.............

Post 47 of 131

I've fixed it many times!

by chazzsubscribe - 4/18/09 12:01 AM In reply to: We'll see, by Dango517

You find what app or equipment is causing the SVCHOST to run and run with high CPU cycles. And you fix that.

That's what Microsoft's Process Explorer does, show you what is behind the SVCHOST.

Post 48 of 131

SVCHOST

by Dango517 - 4/18/09 12:50 AM In reply to: I've fixed it many times! by chazzsubscribe

"You find what app or equipment is causing the SVCHOST to run and run with high CPU cycles. And you fix that. "

svchost is not an application or related to a piece of hardware in the PC it is a manger of services within the Operating System. It is Operating System program.

http://windowshelp.microsoft.com/Windows/en-US/Help/057580a1-7002-4f43-9240-a74f42cb05c91033.mspx

Yes, Processes Explorer is very good I've used it for years. It repairs nothing just provides information.

I will not respond to your comment again.

Post 49 of 131

you can't read, can you? ha!

by chazzsubscribe - 4/18/09 1:01 AM In reply to: SVCHOST by Dango517

"svchost is not an application or related to a piece of hardware"

I specifically said it's not an application. You can't comprehend words. You find out the application that is behind the SVCHOST and fix that. I can say it a dozen more times until you understand.

Post 50 of 131

Help moderator!

by Dango517 - 4/18/09 5:07 PM In reply to: Ouch! This ones a pickle by Dango517

I think I'm caught in a looping forum. This thread is Thrashing my Email. What is the process for removing posts from my list of submissions so I can have some peace? I did look it over in my profile section but found no obvious solution. Before the Cnet face lift you could disable tracked threads.

Post 51 of 131

I am going to tell you

by DADSGETNDOWN - 4/18/09 7:18 PM In reply to: Help moderator! by Dango517

BUT first, it seems that you didn't look because it is right there in plain sight. Plus if you do not want to track a discussion you should have not checked the box :)
Oh and the forum is exactly looping, there are alot of people who have something to say or advise to give, so it's "Popular".

Okay, so when you are signed in to CNET, in the upper right corner
you see "My Profile" ? Right next to "Welcome Dango517".?
Click it, then you will see 5 areas for settings you can choose from
one of them is called "Tracked Discussions", Click it, then the little box next to,
"100 percent CPU usage caused by SVCHOST process, need help"
by Lee Koo (ADMIN),
Then at the top OR bottom click that there "Unsubscribe" Button.

By the way when you reply at the bottom of this here box where you say what you want it also says,
(You are currently tracking this discussion. Go to my tracked discussions) and you can click (Go to my tracked discussions)

Hope this helps...

Post 52 of 131

Thank you

by Dango517 - 4/19/09 11:15 PM In reply to: I am going to tell you by DADSGETNDOWN

I did find it and very quickly. I had been coming in through my profile (no way in that way).

Your right about this one:

"......if you do not want to track a discussion you should have not checked the box"

I seldom track these things. You never know when one will begin looping. The lengths some will go to for a T shirt ............

Post 53 of 131

Actual there are two ways in

by Dango517 - 4/19/09 11:36 PM In reply to: Thank you by Dango517

one is the gold star there at the top, on the right, once clicked if you click it again then it will take you to "My Tracked Discussions" where you can untrack the thread/discussion.

And

up there on the left at the top, in "Cnet forums" there is another way in called, "My tracked discussions".

On the old site layout you went in through profile or the gold star at the bottom if the page. Seems they moved it. I seldom track discussions, this one is rare.

Interesting side note, seems "untracked" may not be a word. Some debate about it being in dictionaries.

Post 54 of 131

similar problem

by shporang - 4/18/09 12:45 AM In reply to: 100 percent CPU usage caused by SVCHOST process, need help by Lee Koo (ADMIN) Moderator

I once had a similar problem on my computer...it turned out to be a virus in my temp folder. When this problem came up for me, there were 2 processes, each battling the other for processor time. One was some daemon.exe or something similar, and the other was svchost.exe

You probably already have a good idea on what svchost.exe is by now, and even probably know of a few ways to check it. I'm going to tell you yet another way to find out what it is running. Go to the command prompt (Start->Run->cmd {enter}) and type tasklist /svc.

Here are some tips about what you should do from there:
1) Google anything you're not familiar with (this could take a while)
2) download CCleaner and do a cleanup and a registry scan.
3) schedual a boot time virus scan and reboot
4) run the tasklist /svc command again

For me, this did the trick. For you, results may vary. Hope this helps.

Post 55 of 131

forgot to mention...

by shporang - 4/18/09 12:56 AM In reply to: similar problem by shporang

I forgot to mention that in order for you to be able to do this in any sort of reasonable time frame, you will either have to escalate the priority of your other tasks, or terminate svchost.exe Because of the nature of svchost.exe no lasting damage will come of simply terminating it for a while. Just go to the Task Manager, select the offending svchost, and click End Process. This will allow you to get what you need accomplished.

Post 56 of 131

100 percent CPU usage caused by SVCHOST process

by callmebond - 4/18/09 1:06 AM In reply to: 100 percent CPU usage caused by SVCHOST process, need help by Lee Koo (ADMIN) Moderator

This may be of some help to you, you need to download Process Explorer v11.33 By Mark Russinovich Published: February 4, 2009

You can easily download Process Explorer at Microsoft TechNet Windows Sysinternals site and it's free. Process Explorer runs on Windows 9x/Me, Windows NT 4.0, Windows 2000, Windows XP, Server 2003, and 64-bit versions of Windows for x64 processors, and Windows Vista.

Once downloaded, unzip it and click on procexp.exe (no installation required).

Process Explorer at first may look intimidating, but don't let that discourage you from using this tool. In the left window pane are all processes running on you computer. The right window pane has several columns. One column that you should add is the Command line column. This can be easily added by selecting from the menu, View, Select Columns then check Command Line and click on Ok.


As you can see in the first screen shot, all processes are easily identified by the Description and Company name. The two important columns are the Path and Command Line. These two columns display the exact location of the program that started the process and the command parameters that ran during execution.

One sign of a rogue process is usually when the Description and Company columns are blank. If you suspect a process is suspicious, check the directory location where it was started, and see what date the directory was created. Also mouse over the process and see if there are any services running for the process. In this case the process svchost.exe reveals all programs it has started.



You can also right click on a process and select properties which will display all information of the process such as Security, Environment settings, Performance and Threads. Two tabs that will be of most interest is the Image tab which displays path, command line and current directory of the process, and TCP/IP tab that identifies port and connection information which can be of value in understanding who the process is communicating with.


If you suspect a process is a problem, you can kill the process and see if it restarts on it's own (a real sign of spyware or virus). You can kill a process either by right clicking and selecting Kill Process or from the Image tab by selecting properties. Make sure no applications are open to avoid data loss before killing a process.

TIP: Not sure what a process is, right click on the process and select Search Online. Your browser will open and the process name will be searched in MSN Live. From there you can start to investigate and find detailed information about the process.

Process Explorer is a powerful tool that can provide a window into your Operating System and let you see what is running on your System. A good idea is to run the tool once a day so you can get used to seeing what processes should be running normally on your System. If you suspect something is wrong, you can then easily identify any process that are not recognizable and quickly determine where the process is located on your PC and if it causing problems.

Post 57 of 131

100 percent CPU usage caused by SVCHOST process, need help

by Michael Graham - 4/18/09 1:33 AM In reply to: 100 percent CPU usage caused by SVCHOST process, need help by Lee Koo (ADMIN) Moderator

The only process that should normally be running and using the CPU when machine is idle is that of the system idle process.

I have heard before of a virus masquerading as the particular file you mention.

Try switching it off from the task manager and see what happens, and of course run a full virus/spyware scan.



Rgds

Mike

Post 58 of 131

SVCHOST

by JimUK63 - 4/18/09 1:53 AM In reply to: 100 percent CPU usage caused by SVCHOST process, need help by Lee Koo (ADMIN) Moderator

No immediate solution I'm afraid however, it is worth looking at Microsoft's own description of this at http://support.microsoft.com/kb/314056 and if you are really interested in seeing what is going on then follow their example and do the following (I have changed the commands slightly to reflect what I do in Vista

To view the list of services that are running in Svchost:

1. Click Start on the Windows taskbar, and then click Run.
2. In the Open box, type COMMAND, and then press ENTER.
3. Type Tasklist /SVC, and then press ENTER.

Tasklist displays a list of active processes. The /SVC switch shows the list of active services in each process.

Personally when checking problems similar to the one quoted I use the now Microsoft supplied SysInternals, it's a terrific substitute for Task Manager.

Post 59 of 131

SVCHOST Hog

by Old Dodger - 4/18/09 1:58 AM In reply to: 100 percent CPU usage caused by SVCHOST process, need help by Lee Koo (ADMIN) Moderator

I had same problem on my older pc (XP sp2) and tracked it down to Windows Update but as svchost is a system app it needn't be just that.
Might be worth turning off automatic updates for a while to see if it makes any difference.

Regards, Old Dodger.

Post 60 of 131

Sychost

by Jon Coram - 4/18/09 2:19 AM In reply to: 100 percent CPU usage caused by SVCHOST process, need help by Lee Koo (ADMIN) Moderator

I am not that computer literate. But having like many found intractable problems occurring, have tried many different programs to help. One that I have is "the ultimate trouble shooter" which has all the programs on your pc listed and has a lot of information about all processes and programs. Looking down the lists to find sychost, it (to paraphrase) says it is an integrtal part of windows that deals with anything run by dll based services (as opposed to .exe) and then tells how to find all these running items. So it appears you cannot disable sychost but you can see what processes are running through it and deal with those.
jon coram

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