Process Explorer is a Windows tool written by Mark Russinovich, used for examining currently running processes and their open handles

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15
votes
5answers
30k views

Can't remove certain fonts in Windows 7

We have an x64 Windows 7 professional machine on which some but not all fonts can not be removed. The problematic fonts in question are not system fonts or Microsoft Office fonts (I think, they ...
1
vote
2answers
2k views

Media player classic starts at boot up CPU 100% not listed in msconfig. What is going on?

Every time I boot windows, media player classic starts running in the background (no actual MPC window opens) and hogs the CPU at 100% until I kill it. In process explorer the parent is explorer. I ...
27
votes
6answers
47k views

Editing Hosts File in Windows 8

I'm trying to edit my hosts file in Windows 8 Pro. When I open C:\Windows\System32\Drivers\etc\hosts in notepad++ or any other text editor, make changes and attempt to save, I get a dialog that tells ...
4
votes
1answer
7k views

Private Bytes VS Working Set in Process Explorer

I know that the working set is the actual amount of memory the process is using and also that private bytes is the amount set aside just in case it needs more. So would I add the two to figure out ...
9
votes
2answers
19k views

98-100% memory use, no process uses more than 25MB

I am having intermittent issues with my gaming computer. Sometimes, while playing Battlefield 3 (only 2 times the problem has occured), my memory usage goes to 100% of my 16GB machine. I close down ...
7
votes
1answer
8k views

Log %CPU by Process over time

Is there any easy way on Windows to log %CPU time per process over time to a file for later analysis? As far as I can see... Task manager shows me the %CPU per process but only visually - no way to ...
7
votes
3answers
5k views

Process Explorer: How to check what process is holding my external disk?

I have an external disk (MyBook) that I always plug in and out of my PC. The problem now is that when I want to stop the MyBook USB device, I get a "cannot be stopped right now" error. Is there any ...
2
votes
5answers
8k views

Have local admin privileges on Windows XP, but getting “Error terminating process: Access is denied”. How to kill the process?

On one of the Windows XP machines I use regularly, there is a process that starts up periodically. I'd like to be able to kill the process – sometimes – because it occasionally runs when ...
4
votes
2answers
759 views

Is there a way to see GPU System Memory broken down process-by-process?

I am trying to figure out which app in my system is responsible for the memory spikes (note that the spikes are seen on GPU tab). Here's a question that spawned this one. EDIT To show System ...
1
vote
3answers
1k views

Auto start a program (and run under other account) on user logon

I really like Mark Russinovich's Process Explorer so I'm always running it. I would like to automate this task of manually starting this process up every time I logon. But I want this program to run ...