Questions tagged [cpu-usage]

CPU usage indicate how much of a workload is being handled by the CPU.

CPU-usage or CPU time is the amount of time for which a central processing unit (CPU) was used for processing instructions of a computer program.

834 questions
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CPU usage at 100% for several hours

If I use a processor at 100% constantly for several hours, can that damage the machine?
bzak
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About the External Graphics Card and CPU usage

We are Rendering 16 live Streams at our client machine through one of our applications and the resolution of the video streams are as 4CIF/MPEG4/25FPS/4000Kbits. The configuration of the client machine is below. HP Desktop Machine: Microsoft Windows…
Balaji
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Is it possible to execute a new application if the CPU Utilization of a computer is 100%?

The CPU Utilization of a computer is 100%. Is it possible to execute a new application under the above condition?
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What is cisvc.exe and why is it consuming so much CPU time?

I see that cisvc.exe is taking up about 50% of my CPU time. It has consumed 14 hours of CPU time out of 30 since the last restart. What is this process? How can I see why it is consuming so much CPU time?
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CPU fan making noise

CPU fan is making noise. I figured out some reasons: Cable coming out of fan is vibrating. And maybe also CPU fan is loose causing vibration. Suggest options. I cleaned the fan. But found that there is no heatsink compound /paste between processor…
superb1
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Do cpuidle governors and cpufreq governors work in mutual exclusion?

My understanding is that when a CPU is in the C0 state, the cpufreq governor decides what P-state the CPU should reside in. When a CPU goes idle, it falls from the C0 state to a deeper C-state. The cpuidle govenor, say menu, takes over in deciding…
kashyapa
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Linux, assign CPUs to processes

I have a process which i'd rather want to run it in real-time, but instead of using a real-time OS or running a real-time linux core (which is bad with internet speed as i found - maybe i am wrong), i was wondering if it is possible (assuming i…
TeAmEr
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cpu usage 100% without any processes, and returns to normal in high performance mode in hp dv4

I am having a hp pavilion dv4 laptop. recently I replaced my battery with a brand new one. after that my laptop cpu usage shows 100% without any processes running. This continues even after i removed the battery and works on AC power. When I…
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Can't get cpu % usage from stats

I am using a tool called collectd, under linux, which gives me different cpu stats. I get: cpu user mode cpu system mode cpu nice cpu idle cpu wait cpu interrupt cpu softirq cpu steal now, I'd like to combine these stats in order to get the cpu…
Phate
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AcroRd32.exe Maxes Out Core

My CPU usage hit 100%. Process Explorer shows two instances of AcroRd32.exe. Each one is maxing out 1 core. But, there is no Adobe/Acrobat Reader window showing. I had closed the windows earlier. How do I resolve this?
Maadh
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How to give high CPU to a Program in Windows 7

I am running a computation intensive (solving a number theory problem) standalone java program from eclipse on my Windows 7 machine. No other application is running. Now I started task manager and see javaw.exe taking only ~50%. Even after raising…
Deep
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CPU usage is stuck at 14%

I have a problem. Every minute or so, my CPU usage just jumps to 14%. Then, everything lags out, the sound is distorted, and my mouse responds with a delay. After around 30 seconds it goes back to normal. Only if I restart my computer it doesn't…
Malpkpl
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How to limit Fortify CPU usage?

Is there a way to limit the CPU usage of Fortify Scan? It seems it keeps using 100% of the CPU usage and make the computer fan becomes very loud like it wants to explode. I don't mind longer scan time as long as it does not damage the computer.
rcs
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Does a multicore cpu running Windows 10 64 bit speed up 32 bit programs?

If Windows 10 uses multiple core cpu efficiently, will a 32 bit program work better because of the multiple core, or does the program have to be specially coded to utilize them?
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Why is my computer is very slow and CPU hovers around 95%?

A bunch of different programs are taking up CPU. However, those are programs that's not even active. They're not supposed to take that much CPU. It's as if the CPU got downgraded or something. What can I do ?
user4951
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