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What I mean is that I can hear my computer running and when I check the processes in the task manager it shows the rundll32.exe at almost 100% and my CPU usage is 100%.

This is slowing my computer and crashing it at times, as well as heating it up. If someone can help me I would appreciate it.

Thanks!

2007-06-15 19:51:48 · 9 answers · asked by Surf Monkey 2 in Computers & Internet Programming & Design

I have tried to close it using task manager but nothing happens. I also tried lowering the priority but I have no clue what that does.

2007-06-15 19:59:10 · update #1

9 answers

End task the file

Open msconfig and check for that file name and remove it

It might be a virus run virus scan also in the safe mode

2007-06-15 19:54:47 · answer #1 · answered by Hariharan 4 · 0 0

The most common reasons for running at or near 100% CPU capacity are:
(1) Not enough RAM for the applications - especially those using a lot of graphics;
(2) Not enough CPU speed for the applications (if your computer is 3+ years old this is a likely reason);
(3) Too many processes running in the "background". If you're running Windows and you see a bunch of icons in the lower right corner of the window this is one is highly probable;
(4) You have a lot of garbage on your computer and/or you haven't defragmented your hard drive in a long time. [As you add and remove items from your hard drive, your operating system will try to keep your new material near the beginning of the hard drive where it can be found more quickly. But if it doesn't fit in the space it selects, it cuts your program/file/etc into pieces and fits them whereever it can find room. When it comes time to retrieve that program/file/etc it has to hunt down each piece in order to process it. Defragmenting your hard drive collects all of the fragments on your drive and puts them back together - which takes less CPU resources.]
(5) You have spyware or a virus chewing up your resources. I've run across one maddening piece of spyware that is actually two processes. Each process checks for the existence of the other and spawns a new copy of the other if it doesn't find its partner. That constant checking chews up resources like you wouldn't believe!

2007-06-15 20:05:19 · answer #2 · answered by coffeedrinker56 3 · 0 0

Check to see if rundll32.exe is in other places besides C:\Windows\System32 by doing a simple harddrive search for it. If it turns up in another location it is most likely a worm.

Get help at some forum online that helps people with viruses and worms.

Rundll32 is part of your operating system that runs dll files as programs. This is a normal part of your computer. Only do the msconfig thing if you are absolutely certain you are stopping the one that is the worm. I'd still look for help first though.

2007-06-15 19:58:59 · answer #3 · answered by Fieyr 4 · 0 0

Windows usually uses rundll32.exe to run stuffs belonging to the system, for example desktop settings. But of course it can be used by anyone for running any functions of a DLL. So something's messed up on your system - if you don't have any setting panel open, don't hesitate to terminate the task. Try to discover which program starts it and which DLL does it run. Pray that it's not a system DLL, because if a system DLL causes the problem, it's possible that you must reinstall Windows. I suggest you to run full virus scan.

2007-06-15 20:03:40 · answer #4 · answered by MegaBrutal 3 · 0 0

You have a memory leak indeed, usually associated with a windows service or program thats hogging all of your cpu for well...virtually nothing. If you can check the processes on task manager and see whats taking up all your cpu time, we could provide further help.

2016-05-17 06:12:19 · answer #5 · answered by Anonymous · 0 0

Rundll.exe is what runs your libraries and It loads the dll identified by the first parameter and invokes the specified function but it's the Processor it seems to be very low mhz but if you try cleaning the PC out of things like trash and other things and virus scanning and other things it should speed it up some It loads the dll identified by the first parameter and invokes the specified function

2007-06-15 19:56:42 · answer #6 · answered by Anonymous · 0 0

End it using Task Manager (right click the taskbar), if it keeps coming back, get good virus scanner software, preferrably Avast! or AVG, and scan and detect. If it catches a virus, delete it. If not, download Windows Defender or Ad-Aware and scan, if it detects spyware, delete it.

2007-06-15 19:57:01 · answer #7 · answered by Kane 3 · 0 0

try closing some of the programs down as cpu is what is being used to run your computer

2007-06-15 19:57:02 · answer #8 · answered by Anonymous · 0 0

close some applications and see if changes.. if not then you have a worm

2007-06-15 19:54:58 · answer #9 · answered by Anonymous · 0 0

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