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

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2
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1answer
15 views

Loading CPU in Linux for performance testing

I need a exe which I can run in my Linux machine which can load the CPU to a mentioned percentage. For Example if I run the exe with 50 as command line argument then my CPU should be loaded for 50 ...
1
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0answers
24 views

How to log screen power off/lock

I want to log screen power off/lock events. A substitute would be to log mouse/keyboard idling (from which display powering off can be inferred. I ask because I frequently find the fan going full ...
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0answers
16 views

Windows 8.1 High CPU usage when inserting a removable disk

I've been experiencing high CPU usage since I have upgraded my pc to Windows 8.1. When I insert a removable drive (e.g. flash drive) it makes my CPU usage all the way to 99%. and my Task manager tells ...
0
votes
1answer
26 views

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 ...
1
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1answer
19 views

Low load average with plenty of cpu-intersive processes

I see loadavg at about 1 with at least 3 processes running at full tile. How can that be? top - 11:48:32 up 147 days, 5:38, 8 users, load average: 1.08, 1.11, 1.05 Tasks: 416 total, 4 running, ...
1
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0answers
54 views

Process tree CPU history usage, process tree memory usage (aggregated) on Windows 8.1

This question is general for Windows OS, but I would like to see a software for Windows 8.1, since this is what I use. I'm looking for software, that will take a process tree (e.g. Chrome.exe ...
0
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1answer
96 views

CPU frequency is very low and system is very slow too in core i5 vaio laptop

Sometimes I notice that system is very slow and when I see task manager, these are information in performance tab: Utilization: 8% Speed: 0.2 Ghz Maxsimum speed: 2.5 GHz Hardware details are: ...
0
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1answer
266 views

Centos running very slow in Virtualbox

I am running Centos 7 in Virtualbox 4.3.14. The VM is configured with 2 CPUs 4 GB RAM 3.10.0-123.4.4.el7.x86_64 kernel The host machine is running Windows 7 Pro SP1 64-bit Intel i7-4790 CPU, ...
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2answers
30 views

Desktop is restarting when CPU load more than 60%

My desktop is restarting frequently when CPU load is 60% or more for few seconds. i cleaned CPU fan dusts but still it is happening. so what could be the problem?
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2answers
28 views

The CPU visible in Resource Manager are physical cores or logical processors?

The Resource Manager that pops out from Task Manager in Windows Operating Systems shows CPU consumption on the CPU tab for each of the different CPUs. I get 4 CPUs on my tab. Are they all physical ...
1
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0answers
58 views

External monitor take more CPU [on hold]

My machine seems to hang when I connect an external monitor. My question is, does it take more CPU or Memory if I connect an External monitor to the laptop through the HDMI port? Hardware Specs HP ...
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0answers
70 views

Netbeans 8.0 300% cpu usage mac osx

This happens after a while of using netbeans with php web development. Anyone know if this is a common problem or not and if there is a fix. Don't want it to slowly kill the macbook air I just ...
0
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0answers
40 views

Vagrant vbox 45-50% CPU usage

I am running a headless Ubuntu server box on my Windows 7 64 bit PC with Vagrant. My PC has 8 GB ram and Intel Dual Core 3.16Ghz E8500 processor and PAE. The problem is that VBox routinely uses btw ...
0
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0answers
11 views

MacAfee On Access Scanner won't end Windows 8

My computer is operating quite slow, and after opening the task manager I have determined that Macafee on access scanner is occupying 65% of CPU load (sorry if this is not worded right). My computer ...
0
votes
2answers
97 views

CPU usage 99% constantly

My computer is running windows 8, and suddenly started running slowly. When I open the task manager, it tells me that the CPU is using 99% - sometimes the disk usages jumps up as well. The strange ...
0
votes
1answer
28 views

What can I do to investigate 50% CPU on Interrupts?

My PC suddenly became very slow. In my Process Explorer, I noticed that it consistently spends 50% of CPU in "Interrupts" process. I googled around and found that one possible solution is to go into ...
0
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0answers
46 views

avg consumes all cpu when github running

I am running a Windows 8.1 machine, on which I have installed Github for managing my repositories, and AVG antivirus. I noticed there is some kind of conflict between these two, as AVG consumes all ...
1
vote
1answer
57 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
1answer
57 views

Software to do specific CPU load test [closed]

For the purpose of testing my own script that reports CPU usage I'm looking for a program to put CPU under a certain workload, for instance: 10%, 20%, etc. up to 100%. Is there a program that can do ...
0
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3answers
61 views

Is there a Linux tool to measure simple stats of memory and processor usage for a program at runtime?

I am aware of for example the GNU profiler gprof, but I am thinking of something that can measure it on any program in a more black-box fashion where I do not have access to compiling the program ...
1
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1answer
1k views

High System process CPU usage (Queue/Dequeue+TrimAlllSystemPagableMemory)

I have ASUS G75VX laptop with latest Windows 8.1 (not Pro), all updates installed. Task manager says it's the System process that takes my entire single CPU. When this high single CPU saturation ...
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0answers
179 views

Windows 8.1 - System process uses 1 core up to ~90% constantly

Asus N550JV comes with Windows 8 installed. I prefer 8.1 so I installed Windows 8.1 on my machine. Downloaded all the specified drivers on Asus Support Page, not to mention my whole system is up to ...
0
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3answers
128 views

How to give 100 percent CPU usage to a process

(windows 8.1 machine with i3) Is it possible to put a process using 100% of my CPU? I have a rather "slow poke" CPU and after a while working with an application, it gets really slow. I'm wondering ...
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0answers
29 views

minimum allowable CPU speed

How can I determine the minimum allowable speed for my CPU to run the computer. Having the option to reduce the CPU to 0 is not logic nor allowable in Win8. Even if you set the Max. processor ...
0
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0answers
63 views

efreetd keeps hogging cpu in enlightenment 17 (version 0.17.3-3)

SOLUTION AT THE BOTTOM Googling around led me to someone remarking that it posts a lot of 'sleep' messages in ~/.xsession-errors, which maybe the culprit. But I have no idea how to stop the ...
1
vote
1answer
262 views

Postfix is Sending Spam [closed]

I have an Ubuntu 12.04 server, hosted on AWS, that powers a dozen WordPress installations using Nginx and php5-fpm. The problem just began one day. My server was down. Panic! Whenever I turned it on ...
0
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0answers
39 views

CPU utilization taking frequency scaling into account

The CPU utilization output in tools like top, obviously, simply measure the amount of time a process has spent running on the CPU, divided by the elapsed real time. Taking this as a measure of how ...
0
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1answer
34 views

Load average and processor count

If I have a CPU with 8 cores, is it okay to have a consistent average load of 2.5? Or should it always remain below 1, irrespective of the number of processors / cores?
0
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1answer
25 views

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, ...
0
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2answers
119 views

Sometimes when I check my CPU usage, my 2nd CPU (#1) is stuck going around 90% while the others are around 20% max

i have checked the 'affinity' of all my processes and all of them are set to all CPUs, yet I check my CPU usage and my 2nd CPU (it's called #1 because my first CPU is #0) is jumping around 90% and ...
1
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1answer
68 views

Why is there a lot of CPU usage on mostly IO operation?

I have a process writing binary files into ext3 filesystem. I would assume that this should be a pretty easy process on CPU, but I see 45% system CPU utilization. It's a 40-cores 80-threads server, ...
1
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1answer
181 views

Why does Touchegg's CPU usage increase over time?

I'm using Touchégg on Arch Linux and it functions splendidly. However, I'm noticing that as I use it, it gradually takes more and more CPU time. There are a few things to note: If I kill the ...
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0answers
51 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
274 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 ...
2
votes
1answer
136 views

CPU time used last second

I'm programming in Bash and I'm trying to find out how much CPU time that were used in the last second. I also need to separate the systime (Kernel mode) and the usertime (User mode). I've looked ...
0
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0answers
110 views

Is a Dell XPS 15 L502x with three 24" monitors (1920 x 1200) possible?

I'm at a crossroads and need some PC advice. I'm a web developer so I'll have a few local web and DB servers running, maybe Photoshop and or Illustrator, any number of MS Office programs running, SQL ...
-1
votes
1answer
82 views

OS X only uses 99% of CPU while Windows uses 100%

On OS X Mavericks I noticed that while rendering or playing games, the maximum CPU usage is 99%. Trying the same render test on Windows on the same machine gets me 100% CPU usage. Why can't Mavericks ...
0
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0answers
314 views

CPU usage goes high in seconds

As a client, cPanel shows CPU usage on 0% 25% 50% 75% or 100% every time I login. Recently it had 100/100 CPU usage with full use of physical memory, Entry Processes and high usage of virtual memory! ...
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0answers
65 views

30% CPU usage when charger unplugged. When plugged in, cpu usage drops to 2%

I have checked by external debugger and it seems that batteryservice:update start runs 10 times per second. Other battery processes are running very often too, only with charger unplugged. It's brand ...
1
vote
1answer
53 views

OSX resource allocation?

I am in the process of converting all .avi files to .mp4 (for compatibility with my PS3 and iPad). I noticed today that both the applications I've used so far (MPEG Streamclip & Handbrake) only ...
0
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2answers
134 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 ...
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0answers
100 views

Why Skype consumes huge percentage of CPU?

I have searched this a lot using Google. I have found numerous people having the same problem as me, but I could not find any good answer anywhere. That's the reason I am asking it here as well. ...
2
votes
1answer
117 views

Does the choice of CPU affect the energy budget of a commodity server farm? [closed]

How does the choice of CPU affect the energy budget of a commodity server farm? I'm wondering how much it costs per year to power the kinds of commodity servers Facebook, Twitter et al. use. Let's ...
2
votes
2answers
35 views

Redirecting top when multiple CPU's shown

If you run top, and then press 1, it shows the breakdown of usage on each CPU. How can I redirect this to a file? I know I can do top -n 1 > process.txt but how can I get the 1 option in the ...
0
votes
1answer
118 views

Audio is distorted after playing game, “System interrupts” at 15% of CPU Usage

It doesn't happen before. Just yesterday, I played a game and I quit it. I was bored and listened to some music and then the audio is so bad that the quality had distortion. Not just the song, but all ...
0
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1answer
211 views

Skype makes my processor thrash at about 25% and my fan stay on

When I start Skype, task manager shows skype.exe constantly using 25% CPU and the fan on my laptop comes on and stays on. My default browser is Chrome. How can I stop this happening?
0
votes
1answer
786 views

Service Host (SVC.exe) using 10-20% of CPU

Recently my fan has been a little louder than it usually is and I wasn't sure why until I looked at the CPU usage which is always around 10-20% during idle. My computer has been running Windows 8.1 ...
0
votes
1answer
125 views

Mystery processes maxing CPU Usage

I have recently re-installed Windows 7 following a BSOD incident and I have noticed the CPU usage maxing out occasionally when I am not doing very much (not when it has recently started up). When I ...
0
votes
1answer
2k views

Windows 8.1 Pro - CPU Usage Stays at 100%

About an hour ago, I noticed that my laptop had gotten noticeably slower. My laptop is extremely fast, so this extreme decrease in performance prompted me to look at the task manager. In the task ...
0
votes
2answers
7k views

svchost.exe using lots of memory slowing my PC down [duplicate]

On my Windows 7 32-bit. svchost.exe is using lots of Memory and slowing my PC down big time. I already have auto update turned off and it is on manual mode. How can I fix this problem? Thanks