0
votes
0answers
11 views

Selling Build - Separate vs. Bundle(s) [closed]

The idea of switching to a system76 laptop running Ubuntu Gnome rather than my current hackintosh desktop build crossed my mind. Any ideas on how to sell this for best price? Bundle items together? ...
0
votes
0answers
22 views

How to force Grunt tasks to use more CPU cores

I am currently running Ubuntu 12.04.4 LTS and using Grunt along with various contrib packages for my build toolset. Among other things, I am using grunt-contrib-watch to automatically detect file ...
0
votes
0answers
30 views

Hardware concerns for optimal ruby on rails development on ubuntu machine

I've been developing dynamic web sites using ruby on rails on a 5 year old mac mini which has been great except that it takes too much time -- 15 minutes or so -- to run my simple test suites. I ...
0
votes
1answer
593 views

Ubuntu 13.10 High CPU Usage

I recently installed the latest version of Ubuntu. It runs great but there is one problem. Very high CPU loads. When I have chrome open, the computer is commonly running at about 50% load. When ...
0
votes
0answers
92 views

Ubuntu- Set maximum CPU speed

How do I set the CPU for ubuntu server 12.04 to the maximum all the time? CPU Settings as below: processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 44 model ...
0
votes
0answers
170 views

Set smp_affinity_list to use all cores

eth3-rx-0 uses 91% of core26 in my system, I would like to spread the load across all cores, but for some reason only one core is always been used. what I've tried: echo "0-31" > ...
0
votes
0answers
95 views

Ubuntu Heating Up, Continuos Fan, Hadoop Installation Worries

I have a laptop, Model: Compaq Presario CQ40 RAM: 2.7 GB RAM Processor: AMD Athlon X2 Dual Core QL - 64*2 OS - Dual Boot: Ubuntu 12.04.3 LTS 64 bit (AMD64) Windows Vista 32 bit (Factory ...
0
votes
0answers
524 views

Average CPU core temperature of 60 °C is normal?

I'm using Ubuntu 12.04 AMD64 running on an laptop with an Intel Core i5 and hybrid gpu. I set my OS to boot with the discrete GPU device turned off, so working with integrated GPU and both cores of my ...
0
votes
1answer
40 views

Ubuntu - Hot to bind an action to perform when high CPU temperature in Ubuntu?

Im using Kubuntu 13.04 - by default it just shutdown system, and I want to set it to suspend, to avoid loss of work progress. How can I do this?
0
votes
1answer
146 views

Changing processor and motherboard but keeping same Operating System setup,etc [duplicate]

I want to upgrade my Processor and Motherboard but I want to keep the OS setup(dual boot for Ubuntu and Windows7) intact. Is it possible? What are the problems faced, if any?
0
votes
0answers
78 views

Overheating iMac(2008) with kubuntu 12.04

I have an 24 inch iMac from 2008 and I installed Kubuntu 12.04 on it. The problem is: if I' m running and CPU-hungry program(Android Emulator, Virtual Box), the CPU goes to 80C. Also the screen is ...
0
votes
1answer
176 views

How can i write my CPU temperature into a file on linux

Recently i install lm-sensor for monitoring my CPU temperature. I am monitoring it by this command in terminal : while [ true ]; do sensors; sleep 1; done but i need access my temperature after i run ...
1
vote
0answers
132 views

Reading cpu temperature Intel celeron R ubuntu

I know there are already a lot of questions like this, but non of the answers provided there could fix my problem. Hopefully I find an answer here. I try to read out my cpu temperature with lm-sensors ...
1
vote
0answers
125 views

How can I look at CPU utilization of a particular process across multiple CPUs?

I am trying to figure out (on Kinux) how to look at a single process and its CPU utilization on individual CPUs. In particular, I have an app server process running and I want to see how much of each ...
0
votes
1answer
297 views

windows 7 with ubuntu on virtual box on asus x401a very slow

I installed virtual box and loaded ubuntu 12.04. Everything seemed to work once loaded, but it simply was dead slow. I saw afterwards that the processor on this laptop, intel B970, does not support ...
2
votes
3answers
5k views

Package temperature above threshold, cpu clock throttled

I am running 64 bit Ubuntu 11.10 on an i7 with 8gigs of ram. I thought of putting this on askubuntu.com but decided that maybe the question has a much broader appeal. I have the following error ...
2
votes
2answers
222 views

Pentium 4 shows as 2 processors?

I am running Ubuntu 10.04 on a system having a Pentium 4 processor. When I open system monitor and go to the resources tabs, and see the CPU usage history, it shows the graph in two different colors, ...
1
vote
2answers
694 views

Processor remains underclocked even under load

My Core 2 Duo T7200 (nominal frequency 2 GHz) is constantly running at 1000 MHz. Here's an exerpt from /proc/cpuinfo: vendor_id : GenuineIntel cpu family : 6 model : 15 model ...
5
votes
1answer
3k views

How is the percentage of CPU usage calculated?

In my Ubuntu 12.04, with psensor, I saw a percentage number updated for cpu usage. I wonder how this percentage caculated? Specifically, what is the numerator and denominator in the ratio? Thanks!
2
votes
2answers
8k views

Can 64-bit software run on 32-bit OS?

I have a 64-bit machine that has Windows 7 32-bit and Ubuntu 32-bit installed as a dual boot setup. Can I run 64-bit software on top of these 32-bit OSes, or are they a "bottleneck" limiting the true ...
1
vote
2answers
1k views

Minimum system requirements for a thin-client PC?

How much RAM, CPU, Disk does a thin-client need in order for it to work on a terminal server like Ubuntu or Windows XP? (Network Boot).
0
votes
1answer
46 views

How Will I come to know the previous details of MAC Address, Processors in ubuntu OS

I want to know that how one can get information about the previous details of MAC Address, mother board configurations(Processor details etc) in ubuntu OS once the motherboard is changed? I mean, Is ...
1
vote
2answers
556 views

Intel Core2Duo E4400 processors running at different speed?

I was checking my old computer today and I noticed something I tough was kinda strange. The CPU is a Intel Core2Duo E4400 (2M Cache, 2.00 GHz, 800 MHz FSB). I am running linux so I ran the commands ...
4
votes
4answers
987 views

Linux only recognizes 800Mhz from 2Ghz

I tried with Suse 11 (KDE), Xubuntu 11.10 and Lubuntu 11.10 and these systems only recognizes 800Mhz from my processor of 2Ghz! The utilities I used are: linuxinfo, sysinfo, "system profiler and ...
1
vote
1answer
3k views

Finding processor information in Ubuntu: Theoretical peak performance?

I am interested in finding the theoretical peak performance in GFLops (both single and double precision) of my processor in Ubuntu 10.10. How do I find that? The processor on my desktop machine is ...
4
votes
3answers
3k views

What Ubuntu is better for an i5 CPU? 32 or 64 Bit?

I want to install Ubuntu 64 Bit on a i5 CPU, but I'm not sure how the 64 Bit version performs now. How good is the application support for it? Are there any issues to be aware of? In general, is ...
0
votes
1answer
104 views

Intermittent Processor Lock / System Hang

I have an Ubuntu 8.04 LTS Server that we use as a web server. It's a standard LAMP stack and our site is set up in Drupal. This seems to work without a problem for weeks on end. Then, out of ...
45
votes
5answers
8k views

Why is my dual-core CPU recognized as a quad-core one?

My processor is an Intel Core i3-380m. As you can see, it's 2 cores and 4 threads. Although, both Ubuntu 11.04 and Windows 7 seem to think it's a quad-core CPU: Why is this? Is it because there ...
2
votes
1answer
1k views

What's a good temperature for a processor to idle at?

I'm running an Intel Core2 Duo T6600 @ 2.20GHz in my Ubuntu laptop, and it runs at around 45 degrees celsius. Is this a good idle temperature? What do most processors run around, temperature-wise? ...
5
votes
3answers
2k views

Second CPU missing of Dual Core

My Lenovo T61 has a dual core CPU. I just noticed that under Ubuntu 10.10 only one CPU is recognized. I know that once both CPUs worked. Not sure since when the second CPU is missing. Maybe since the ...
3
votes
2answers
1k views

Can I upgrade the CPU without reinstalling my Xen/Ubuntu system?

I built myself a computer a couple of years ago and run it now with Ubuntu 9.04 under Xen 3.0. I'm not a hardware expert by any means, but I managed to make it all work. However, due to the lack of ...
1
vote
3answers
1k views

Is it possible to control my CPU frequency?

My laptop's CPU Type is: Mobile AMD Turion 64 ML-30, 1600 MHz (8 x 200) I was wondering how to find out if its CPU frequency is controllable? What softwares or other ways can control my CPU ...
1
vote
2answers
86 views

If I exchange the CPU, must I reinstall the OSes? (swapping cpus from one *nix-like to another)

as suggested by the title, I want to change CPU: actually I have two computers, one with Ubuntu running on an AMD Athlon 64 dual core 5200+ and the other with FreeBSD running on an AMD Sempron single ...
7
votes
3answers
3k views

why is 64 bits version called AMD64 and 32 bits version called i386?

I have never understood this. This is what i know: 64 bits OS if you want to handle more than 2GB RAM. Else, 32 bits OS. So on Ubuntu's homepage you can download either 64 bits or 32 bits. But the ...
12
votes
1answer
9k views

ubuntu: amd64 vs i386?

cant understand what these are even though i've read articles about them. does it has something to do with 32 bits and 64 bits CPU? so why is it saying "AMD"64 and "I386"? AMD is a label just like ...
1
vote
2answers
127 views

CPU on ubuntu goes crazy

I am running ubuntu 9.10. At the sudden the CPU goes crazy and when I do top, it is used by a command called 'dd' and it is run by USER 'root'. It keeps going to for > 15 minutes. Can you please ...
0
votes
1answer
1k views

ACPI Throttling in Ubuntu

I'm looking to throttle my cpu through the ACPI. I've read up on it, but I keep receiving permission denied statements. I have 8 available throttling states. Here are the outcomes of my atttempts: ...
1
vote
1answer
5k views

How do I troubleshoot CPU temperatures in Ubuntu?

I have some questions concerning CPU temperature on my Ubuntu 8.10. My laptop shuts itself down, which I guess is due to high CPU temperature. I want to confirm this by looking at some system log ...
4
votes
5answers
4k views

How to tell which process is hogging my CPU when they don't add up to 100%?

Ubuntu's System Monitor applet shows 100% CPU usage continuously. If I click it, the resources tab shows it at 100% continuously, too. If I go to processes, though, to find out which process is the ...
4
votes
3answers
611 views

CPU mysteriously being used by nothing

There have been some time since I've noticed it, but could just ask for help now. I have a Core2Duo E7400 (2.8GHz), with 2GB of DDR2. My gnome-system-monitor applet ALWAYS shows half of the CPU meter ...
0
votes
5answers
10k views

Overclocking under Ubuntu

I want to overclock my Desktop computer: Intel Core 2 Duo E6550. I googled it and I found many sites, but none for Linux (I have Ubuntu 8.10) Can anyone help me to find out how to do that? ...
2
votes
2answers
512 views

Opera 10 eating CPU on Ubuntu 9.04

I've been used Opera for many years (since Opera 7, the ad-supported one). Now I'm on big trouble: since something like 2 snapshots before the first RC, it's eating my CPU and rendering my computer ...
1
vote
5answers
748 views

What service can hold CPU at lowest frequency possible when on battery load under Ubuntu?

When I'm running on battery even with "performance" frequency scaling governor, something regularly lowers CPU speed to it's lowest value. I don't really want that, my AC strip usually in another room ...
57
votes
6answers
108k views

How can I monitor the CPU temperature under linux?

Is there a package available to monitor and display the CPU temp under linux?
4
votes
5answers
7k views

Setting a default CPU Frequency in Ubuntu?

How do I get Ubuntu to select a default cpufreq on boot? These are the frequencies my CPU has available: $ cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies 2300000 2200000 ...