1
vote
1answer
45 views

When applications are slow to launch, how quickly is the process registered as running?

I'm looking at a problem with a java webstart kiosk app of ours. I occasinally get a support ticket saying that multiple instances of the app were found running at once on one PC. This causes problems ...
1
vote
0answers
48 views

How is CPU time measured on Windows?

I am currently creating a program which identifies processes which are hung/out-of-control, and using an entire CPU core. The program then terminates them, so the CPU usage can be kept under control. ...
2
votes
1answer
170 views

Force a program to consume at most x% of CPU time [duplicate]

Is there a way to force a specific program to use less than 100% processor time even when the CPU would be idle otherwise? Using process priority, we can adjust how much resources a given program ...
0
votes
2answers
112 views

Again about Hyper Threading

I have Asus 1025c with dual-core atom with hyper-threading enabled. When I play games, processor load rate always less than 25% (1 core). Is that means, that game (running single thread) occupies only ...
0
votes
2answers
53 views

BOINC exclusive applications aren't triggering a suspend

I have BOINC running 24/7 and want to have it temporarily suspend while I am compiling large Visual Studio projects to speed things up. As things currently stand, the compiler and BOINC seem to fight ...
3
votes
1answer
2k views

Root cause for high CPU usage; which measurement to trust more: Windows Task Manager or Process Explorer?

Consider this Windows 8.1 machine (in-place upgrade from Windows 8) with differing reports on its CPU usage. The machine is idle, and has been for 3 days. There are no CPU intensive tasks running ...
0
votes
0answers
61 views

Starting any process and suspending it lowers CPU from ~50% to ~5% in Vista, Why?

While doing a little housekeeping on a Windows Vista installation, I discovered that suspending any winlogon.exe subprocess would lower the CPU usage from the normally observed 50% usage down to ...
1
vote
0answers
98 views

Windows unresponsive, CPU utilization uninformative

In many situations my Windows 7 box becomes unresponsive, but the Task Manager shows 0 CPU utilization for all processes. Obviously it is the kernel/Windows itself that is sucking all the cycles and ...
1
vote
2answers
2k views

Shell script that monitors CPU usage and terminates services with high CPU utilisation

We have a Windows 2003 server where 3 services are running constantly. Sometimes these services consume over 90% CPU. Restarting these services returns normalcy. I need a script/program that will ...
0
votes
1answer
3k views

Windows 8 not using max CPU speed on heavy operations

On my Windows 8 laptop, whenever I'm doing video transcoding with Handbrake, it seems to limit the CPU usage to 44% and the CPU frequency to 42% or 43% of max allowed. That probably means the CPU ...
4
votes
3answers
7k views

Why won't Windows use the other CPU cores?

In Windows Task Manager the Performance tab shows the first CPU maxed out, the other 7 just idling along with the occasional spike. What gives? More info: I've got 8GB and only 4.5GB are being used. ...
0
votes
1answer
248 views

100% CPU in QuickTime H.264 decoder on Windows on Win7, except when using XP compat. mode

I have a Windows program that uses the Apple QuickTime API to play video. On Windows 7, CPU usage is 100% on one core, which I believe is why the playback is choppy. If I turn on XP compatibility mode ...
1
vote
3answers
9k views

Why does my CPU Usage reach 100% too often?

I'm using a dual-core processor and often see my CPU usage reaches 100%. I realize this may happen if I'm running too much applications, so when I know the computer starts to run slowly, I start to ...
1
vote
1answer
399 views

Is it possible to give the RDC server more CPU priority?

I use a Windows Server 2003 machine for some CPU-intensive tasks. I'm wondering, is there any way of giving the Remote Desktop Connection server more priority, so that it doesn't hang while the server ...
1
vote
3answers
3k views

Skype, Netflix, Minecraft causing CPU to be 100% and not go down without restart

This issue started about two weeks after replacing the broken motherboard on this computer. The new motherboard is an MSI. When it happens, things like Skype calls, Netflix and Minecraft seem to ...
0
votes
2answers
829 views

Are 1,000 threads normal for services.exe?

I noticed that my system is slowing down and services.exe often uses quite some CPU (around 10-40%), especially after waking up the PC. I find it hard to find out more about services.exe, and what is ...
1
vote
0answers
346 views

100 % CPU usage by HP Probook 4520s

I have a HP Probook 4520s with Windows 7 Ultimate, i5 Processor and 2 GB RAM. For the last couple of days, when I turn on my laptop, the CPU usage rises up to 100% and remains there for 10-15 ...
0
votes
1answer
3k views

Proccess System.exe cosumes a lot of CPU in Windows Server 2008-r2 [duplicate]

Possible Duplicate: High CPU usage by the “system” process I have a PC with Windows Server2008-r2 and in the proccess list the proccess System.exe consumes a lot of CPU constantly. Can you ...
1
vote
2answers
158 views

Distributed computing project? [closed]

I've tried seti@home and folding. But are there any other good ones that might have better luck actually making a difference? I don't want to contribute to a project that is going to use the results ...
0
votes
1answer
14k views

Why is wpffontcache_v0400.exe hogging the CPU?

In the last few days I've noticed really poor performance on a virtual machine I'm using at work. It's running Windows Server 2003 SP 2. When I check Task Manager, the process wpffontcache_v0400.exe ...
0
votes
1answer
650 views

Windows XP - Explorer CPU spike and freeze

System: Windows XP SP3, Intel i3 Issue: Windows Explorer process spikes my CPU usage to 50% and freezes. Only resolution is to kill the process in the Task Manager and restart manually. ...
2
votes
1answer
3k views

How Do I Investigate a CPU Usage Spike Without Being Present?

I have a server that's mysteriously using up a lot of CPU late at night, when it shouldn't be under heavy load. This causes some database calls to time out, and I've set up some alerts in PerfMon to ...
3
votes
2answers
2k views

Why does my System Process use 50% of CPU time?

The System process running on my Windows 7 installation uses almost 50% of CPU arbitrarily. I monitor the process with Process Explorer from Sysinternals. Click the images to enlarge them... ...
0
votes
3answers
862 views

I need a tool like Task Manager that shows top applications that are taking CPU

I need a light weight tool (somehow like Task Manager) or desktop gadget that shows top applications that are taking CPU. Task Manager is not so good because it lists ALL applications, and that is a ...
4
votes
5answers
348 views

CPU permanently at 65%

Windows XP, SP3, Intel Core 2 Duo Here are the symptoms: Since a couple of days is my System task permanently at about 35% When I want to Turn Off the computer then the Explorer needs to be force ...
7
votes
4answers
2k views

Why is my CPU usage broken in Process Explorer?

On my system (Windows 7), it seems that Process Explorer is reporting the wrong CPU usage: When Firefox is running, I constantly get 30%+ When I kill Firefox, I still get about the same CPU usage ...
1
vote
1answer
304 views

Tool for monitoring a virtual machine remotely

We are running VirtualBox and phpVirtualBox for a few test servers, recently we have had stability problems on some of them, does anyone know of any remote monitoring tool (open source/free prefered) ...
0
votes
1answer
3k views

Capture CPU usage over a 24 hour period on Windows XP [duplicate]

Possible Duplicate: How to log processes throughout workday? I would like to capture CPU usage on my Windows XP over a 24-hour period and generate a report in Excel. The granularity needs ...
1
vote
1answer
178 views

Is it possible to sleep a process by force externally?

Say we have a game that runs 100% cpu time via its global loop. However, we need to 'sleep()' its main process externally so that it goes to lower cpu time. We do not have access to its source. Is ...
1
vote
1answer
691 views

Task Manager: Overall cpu usage + idle process cpu usage > 100%

On Windows XP SP3, in Task Manager I assume that the "System Idle Process" is not counted as part of the overal "CPU Usage", therefore at any time the sum of both should be 100%, which seems to be ...
3
votes
3answers
3k views

What does it really mean when CPU usage is 0% in the Windows Task Manager?

I don't know if there's any instruction that could make the CPU idle. And I also notice that there's a System Idle Process that use 99% of the CPU when the CPU usage is shown to be 0%. What is this ...
6
votes
5answers
10k views

ngen.exe is constantly using CPU

I recently installed Windows 7. This was a clean install (i.e. not an upgrade from another version of Windows), but I did install a bunch of other programs. All mainstream applications - nothing ...
3
votes
5answers
2k views

Excel performance improvement

I have an 8 CPU 3GHz Windows machine that is estimated to finish a calculation using Excel in 16 days based on a sample data test. This performance is not acceptable(!). The calculation does not use ...
5
votes
2answers
3k views

svchost consuming more than 50% CPU all the time in windows 7

I'm using windows 7 ultimate. svchost containing DCOM Server Process Launcher Plug and Play Power services is consuming more than 50% of CPU for most of the time. I found this blog post: ...
2
votes
4answers
684 views

How do I get more detail on the CPU usage in Windows Vista?

My computer shows 30-40% CPU usage and constantly 900Mb RAM usage (I assume just running Vista). The CPU usage is going down when my computer doesn't even have anything open or running. How can I get ...
0
votes
1answer
1k views

helpsvc.exe get my 100% CPU usage

I encounter a problem these day when I turn on my pc or wake it up from stand by I see my cpu usage is on 100%, when I monitor my processor by procexp.exe , it's shows me that helpsvc.exe get my 100% ...
3
votes
6answers
3k views

Why is the 'System' process at 100%?

On Windows 7, the System process is taking up 100% CPU (well 50% on a dual-core) for a rather long time. Its CPU usage doesn’t seem to drop at all. How can I diagnose this problem? What could be the ...
0
votes
2answers
949 views

Dreamweaver CS3 hogs CPU

Whenever Adobe Dreamweaver CS3 is open, it uses 100% of an entire core of my CPU. I have Windows Vista x86. A few google searches have offered me the advice of excluding Dreamweaver from DEP, ...
9
votes
2answers
2k views

Limit CPU usage for flash in Firefox?

How can we limit the CPU usage of Flash plugins in Firefox ? I do not want to disable Flash, but I don't need to Flash objects to run at full speed either, in order to save battery power.