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Ubuntu 13.04 only detects one of my processors

processor : 0 vendor_id : AuthenticAMD cpu family : 18 model : 1 model name : AMD A6-3670 APU with Radeon(tm) HD Graphics stepping : 0 microcode : 0x3000027 cpu MHz : 2781.169 ...
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0answers
54 views

Ubuntu 13.04 detects only 2 out of 4 cores

I have just installed and updated ubuntu desktop 13.04 64-bit (3.8.0-19-generic ). I have AMD Phenom(tm) II X4 945 Processor with 4 cores, but the cpuinfo shows only 2 cores avaible. How can I enable ...
0
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1answer
378 views

Which is the correct ISO file to download Ubuntu 13.04 on a laptop with an Intel Core i5 processor? [duplicate]

The Ubuntu website automatically downloads an ISO file with the -amd64.iso suffix. I see no option to download one for an Intel processor. I don't know if it even matters or if this -amd64.iso is ...
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0answers
185 views

ubuntu 12.10 64-bit consuming 100% cpu power and high battery

I am new linux user, installed ubuntu 12.10 (64-bit) from wubi (getting boot option (windows7/ubuntu). But after opening ubuntu, laptop gets heat up, fan running very fast and performance is very ...
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0answers
155 views

Why in Ubuntu 12.10 turbo boost doesn't work properly?

I have a laptop with Core i7 (3610QM). It has 3.1GHz in turbo mode (basic mode is 2.31GHz) but system thinks 1.2GHz is a basic mode and 2.31GHz is turbo mode. How can I solve this?
4
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2answers
420 views

Why does Ubuntu 12.04 recognize only one processor?

I installed Ubuntu 12.04 LTS in a machine that has an Intel i3 processor. As far as I know, i3 processor is a multicore one and the OS should recognize 2 processors, just as Windows 7 does. Ubuntu ...
4
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4answers
259 views

How can I see how many processor cores are working?

I have quad-core processor system. I was using Windows before installing Ubuntu. Windows by-default was using 1 core and I could change that with msconfig. How can I do this in Ubuntu or is it ...
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0answers
29 views

Which processor family should I choose when compiling the kernel for an AMD Turion 64 X2 TL-52 CPU?

I have laptop with AMD Turion 64 X2 TL-52 CPU. Which processor family should I choose when configuring kernel?
1
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1answer
29 views

The limits is restored to the defaults after I reboot

I want to remove "memorylocked" and "maxproc" limits. I am using tcsh shell. I read that if I use "#limit memorylocked unlimited" and "#limit maxproc unlimited" then they will be set to unlimited. I ...
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0answers
12 views

Processor requirement [duplicate]

Possible Duplicate: Ubuntu processor requirement Whether ubuntu can be installed and used in a NETBOOK with INTEL ATOM PROCESSOR Please reply
0
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0answers
87 views

Mouse scrolling bug in Abiword and Open Office

I need a good word processor for Xubuntu which: 1) is able to memorize the font size I am using within the documents; and 2) can be scrolled with the mouse wheel. Plain text editors do not allow ...
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0answers
29 views

Can't Setup Ubuntu 32bit (Intel Processor) [duplicate]

Possible Duplicate: How do I troubleshoot booting into black screen? I can't setup ubuntu 32bit beside windows? only on my pc(intel processor) and can't make live cd, it's give to me black ...
1
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2answers
105 views

Wrong Processor Info

I'm using Intel i5-2430M processor which is a dual core processor, but the output of /proc/cpuinfo shows four cores. Why? Is is because of hyper-threading? If yes, is there any way I can see the ...
0
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0answers
35 views

Replacing processor in Ubuntu 12.04 [duplicate]

Possible Duplicate: Reinstall of OS after CPU Upgrade needed? Should I reinstall Ubuntu after replacing processor from Intel Core 2 Duo to Intel Core 2 Quad?
11
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2answers
727 views

Does Ubuntu support Core Parking?

Core parking is a new feature that introduced in Windows 7 to get better Battery performance . Depending on the resource use of the operating system it may park one or multiple cores of a multi-core ...
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2answers
1k views

Is there any difference between processor and core?

The following two command seems to give me different information about the same hardware srs@ubuntu:~$ cat /proc/cpuinfo | grep -e processor -e cores processor : 0 cpu cores : 4 processor : 1 ...
1
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2answers
431 views

Only one processor core could be enabled according to dmidecode

I am a little bit surprised with the following information that I get with dmidecode: srs@ubuntu:~$ sudo dmidecode -t processor # dmidecode 2.9 SMBIOS 2.6 present. Handle 0x0004, DMI type 4, 42 ...
3
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1answer
1k views

Why is Ubuntu detecting only one processor core?

My processor is Intel P6100 which is a Dual Core processor. When I do cat /proc/cpuinfo this is what get varun@varun-K52F:~$ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu ...
1
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1answer
669 views

in Ubuntu 10.04 - make your i5 processor run all cores

I would like to know if this is possible in Ubuntu 10.04. I would like to make my i5 processor run all cores at the same level, bringing the first core down, so that the other cores can work also, ...
1
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3answers
1k views

What the different hardware temperatures listed in psensor, sensor viewer etc reffer to?

I have installed psensor and see a list of temperatures, but listed as ”Temperature 1”, 2, 3 etc . I can only guess where the processor is: but who's who for sure? The same question stands for ...
6
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3answers
3k views

How many maximum CPUs does Ubuntu support by default?

I think this is kernel dependent and probably will change over time depending on the kernel a release uses, correct me if wrong I'd like to know two things for all the currently supported Ubuntu ...
2
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0answers
40 views

Will Ubuntu Server 12.04 run on a system with 8 physical CPUs? [duplicate]

Possible Duplicate: How many maximum CPUs does Ubuntu support by default? Is it possible to run ubuntu server 12.04 on a server with 8 individual physical processors. As my server has 8 ...
0
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1answer
638 views

Intel i7 7320QM 64 or 32 Bit? [duplicate]

Possible Duplicate: What is the difference between 32-bit and 64-bit and which should I choose? Well, I've recently bought an Alienware M17X and it has and Intel processor, which I've never ...
0
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2answers
393 views

mpirun -np N, what if N is larger than my core number?

Say I have a 4-core workstation, what would linux (Ubuntu) do if I execute mpirun -np 9 XXX Q1. Will 9 run immediately together, or they will run 4 after 4? Q2. I suppose that using 9 is not good, ...
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2answers
1k views

Can't install 12.04 server under Intel Pentium M

I recently decided to upgrade ubuntu 10.04 to 12.04. My old MV Mobeus was already dual-booting the desktop and server versions of Ubuntu from the GRUB boot loader. I managed to upgrade the desktop ...
4
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6answers
9k views

Intel Core i3 CPU is not 64 bit?

According to this page: https://help.ubuntu.com/community/32bit_and_64bit the following Intel CPU's are 64bit: Intel F and 5x1 series Pentium 4 using the "Prescott" core Pentium D Core 2 (Solo, Duo ...
6
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2answers
1k views

How do I assign different CPU cores to different processes?

I'm using Ubuntu Server Edition 11.10 and I have two extremely CPU intensive programs running on the same core. Neither of these processes were programmed for multi-core processing. Is there a way I ...
1
vote
1answer
443 views

How to disable processor drivers

I have a Toshiba laptop that freezes when I plug in the AC Power cord. But I remedy this in Windows 7 by going into Safe Mode then Control Panel > Device Manager > Processors and disable both of ...
1
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3answers
5k views

Which version of Ubuntu is best suited for a Pentium 4

The question is pretty self-explanatory. I have a 2.8Ghz, 1GB RAM PC at my office. Windows is really slow on it and the Android Emulator never works properly on it. I am sure that Linux will ...
4
votes
2answers
2k views

Are AMD processors less well supported than Intel processors?

I am looking to buy a new laptop, and as the Toshiba C660s seem to have small speakers, off-center keyboards and touchpads, and terrible "two-touch to zoom" feature, i am browsing Lenovo Ideapads. ...
0
votes
3answers
2k views

Eclipse not using dual core on ubuntu 9.10

I am using eclipse on Ubuntu 10.10 32bit, when I am compiling a huge android project, it is getting slower I have 4GB ram even (which is just 25% used) though its getting slower when I observed ...
3
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2answers
2k views

Why Ubuntu is slower on a Atom Dual Core that on a Atom Single Core?

I am a Ubuntu fan from a long time (since 7.04), and recently I bought and Asus 1215N with Nvidia Optimus ION (... no comments here ....) with an Atom processor Dual Core to replace my Msi Wind U100 ...
3
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2answers
445 views

Understanding machine config, multiprocessor or multi-core or both?

I want to know how many processors my ubuntu box has and if they are multicore. I did cat /proc/cpuinfo and I see something like this processor : 0 vendor_id : GenuineIntel cpu family : ...
2
votes
3answers
749 views

What package runs on what processor?

Packages i386, ia64, i636, x86_64, i486, amd32, amd64, sparc, powerpc, arm, noarch... am I missing anything? Processors intel - atom, i5, i7 nvidia - tegra amd - 32, 64 am I missing anything? ...
0
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0answers
283 views

Why is Miro a resources eater? [closed]

A few times I've tried Miro, I admit that is a great multimedia player, but why my processor (Intel Core 2 Duo) is so stressed even if I just play a song? Is it my fault? Simply I can't use Miro or my ...