Questions tagged [core]

A core generally refers a single CPU core or to half of a piledriver module.

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AMD Ryzen 5 3600 + Ubuntu 20.04 problems

I have Ryzen 5 3600, Gigabyte X570 GAMING X and Radeon RX 580 Series. I installed Ubuntu 20.04 and it is loaded with kernel parameter acpi=off but now system recognize only 1 core(lspcu, cut /proc/...
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copy files from android core prime to mint 18.1

I have a samsung core prime and mint 18.1 and I'm trying to copy pictures from my phone and SD card to my computer, when I plugged it in the folders with pictures are there but i can't open them or ...
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GPU cores vs. CPU cores

A (say NVidia) GPU is made of streaming multiprocessors consisting of arrays of streaming processors or CUDA core. There are 5120 CUDA cores on V100. A general purpose (say Intel) CPU has "only" up to ...
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Athlon 64 single core and dual core compability

I'm trying to revive an old MSI K9A board (MS-7280). According to the error leds it seems the CPU is defect (according to the manual). I can't find any specific references to the CPU compatibility "...
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Omnisharp not working on Manjaro Linux

today I've installed .NET Core 3.0 on my newly setup Manjaro system but I get an error everytime I want to open a Project with VS Code. The following is the output of "dotnet --info": .NET Core SDK ...
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Pull container from dockerhub

Hi I am new on docker and I created a default .net core web mvc application with docker for linux from my windows 10 machine.It was running and push it to dockerhub.From my ubuntu 16.04 32bit (i386) ...
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.net core sdk's re-installing after removal

Developers at our office all have .net core installed through VS2017. Originally sdk 1.1.13 and 2.1.202 were installed with Visual Studio installer. We have since uninstalled all installed versions of ...
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356 views

wso2 api manager SSL Exception

I just set up WSO2 2.6 in windows 10 and publish simple .net core web api without any error tracing on server log,but when i invoke api with OAuth authentication from WSO2 Store, its return SSL ...
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Unable to View Local .Net Core ASP Application

Scenario Attempting to view locally published .Net Core ASP application from local inetpub/wwwroot/ directory. Issue Able to view application on laptop (just fine), however, not able to view the ...
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Unable to access Blob storage from docker linux container

I am new to docker and seeking for experts help. I am trying to store a blob in azure blob container from asp.net core application which is hosted in docker linux container but i am facing ssl ...
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126 views

Does Windows have a “this core may ONLY run this program and should otherwise be idle” setting?

Someone in The Bridge, the main chatroom for Arqade, our gaming site, asked whether they can fully dedicate a CPU core to a specific program, to the point that if that program isn't active, the core ...
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vCPUs in Google cloud

When I run following command on my Google VM Instance it shows 2 cores PS> WmiObject -class win32_processor -Property Name, NumberOfCores, NumberOfLogicalProcessors How to allocate 4 cores?Is vCPU in ...
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How does the Docker daemon know about the available hardware resources?

We are running Docker on a RedHat VM on a VMWare hypervisor. When we added more virtual cores (vCPUs) to the VM the RedHat sees the additional resources and can address it but not the containers ...
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CPU works louder when I am plugging my laptop in

I noticed that my CPU works louder when I am plugging my laptop in. I am using an HWMonitor Version 1.40.0 Driver version 148 to check my status of CPU. I am worried that my laptop can be damaged ...
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2k views

.NET Core IIS websites stopped working HTTP Error 500.19 - Internal Server Error

After I updated vs2017 to the latest version this morning and uninstalled vs2019 Enterprise Preview (v16.0) and installed vs2019 Enterprise (v16.1), and installed latest Windows updates all .NET Core ...
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223 views

Is there a significant issue to allocating all available cores to one VM if that is the only major task running?

I have a one-off task that requires me to use a VM to fix a build bug a software project using SCons (Python). The testing cycle is fairly short, resulting in frequent rebuilds. I'm using a 4-core ...
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49 views

How determine that app start as Linux daemon

I have console app that would start as console and as Linux daemon. How can I determine that app started as Linux daemon (not console)?
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How to remove and prevent all processes except one that I choose from certain core in practice (win10)?

Problem: I have a single core process that has oscillating load (sc2 path optimizer). How can I make a script that moves this process to a certain core and prevents other processes to enter that core?...
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Power consumption of a core with two hardware threads

If a core has two hardware threads, will the core consume the same power in the following two scenarios: a) only one thread is busy, the other is idle b) both threads are busy As far as I know, the ...
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Are the temperature and fan speed normal in my laptop?

My laptop is HP Pavilion DV6-6b51ea. The laptop is around 5 years 10 months old. Configuration: Intel Core i5 2430M 2.40 GHz 6 GB RAM x64 based processor ATI Radeon HD 6490M gpu Intel HD 3000 ...
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5k views

Processor speed locked at low GHz after computer runs for a few minutes

Lately I realize that my Processor speed will reduce and locked at some level after some minutes I ran the Computer (0.8GHz). When I first run the Computer, my Processor speed is doing fine(1.5GHz), ...
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Threads (versus cores) and rated CPU clock speed, what is the effect?

If my CPU is rated at 2GHz, and has 4 cores supporting 8 threads, are all 8 threads running at the rated clock speed? Or are they running at 1GHz each since there are twice as many threads as cores?
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How to install something on Ubuntu core?

I have an arm-based computer(http://wiki.friendlyarm.com/wiki/index.php/NanoPi_M1) that has it's ported Ubuntu core (http://wiki.friendlyarm.com/wiki/index.php/Ubuntu_Core_with_Qt-Embedded). But I man ...
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73 views

What does it mean when you say single-CPU operation in multi core CPUs?

I've been reading about Xeon CPUs in Wikipedia and this terminology has come up. I've tried doing a web search and I can't seem to find anything that can help me clarify my question.
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ACPI.sys (System process) maxes out one CPU core on Windows 10

I noticed a process named System seems to constantly use up to 20% of my CPU, it also maxes out one of my CPU's cores. Performance seems to be unaffected (as far as I know). I used Performance ...
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ASP.NET Core MySQL DB scaffold not working (could not find provider assembly)

This site shows how to reverse-engineer an existing database to an ASP.NET Core EF model. What I found out is that the currently correct command should be (instead of "scaffold-dbcontext"): dotnet ...
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12k views

How to determine number of GPU cores being utilized for a process?

As we know, if there are 4 cores in CPU, then maximum utilization would be 400%, and if the total utilization is 200% then it will be analysed as 2 cores has been used up among 4 cores. Thus in case ...
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accessing core microarchitecure in QEMU, HOW?

I have two questions: 1) Is QEMU a full system simulator or a virtalization layer? 2) when it installed, Is it possible to access micro architecture elements of a core such as registers ,...? I need ...
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163 views

Are cores in a CPU package always identical?

By identical, I mean having the same signature - family, model, stepping and brand string of the CPU (which essentially identifies a CPU model uniquely) If I'm not wrong, a CPU package goes into a ...
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At what temperature I should install another cooler for the processor?

I have a Intel dual core processor, code name Ivy Bridge, frequency ~3GHz, max TDP is 55.0W. I use Core Temp to monitor the temperature while all cores are at nearly 100% load. The temperature ...
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2k views

If a motherboard can support 3rd & 2nd generation processor, can it support 1st generation processors?

I have just bought a core i3 first generation(Intel® Core™ i3-530 Processor (4M Cache, 2.93 GHz Socket LGA1156) but I looked up the website of the motherboard(H61M-K ASUS) and it showed me this:- ...
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156 views

dmidecode: Find accurate number of cores being used

I am trying to understand my dmidecode output. For simplicity let's say I am using this dmidecode output as my reference. For both CPU1 and CPU2, dmidecode says there are 4 cores enabled and 8 threads....
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490 views

Get VM GUI on a core server via VNC

I have a linux server without GUI running several Windows 7 VMs. I would like to view the screen of the VMs. Is it possible to connect to the linux server with a desktop computer in order to display ...
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How many VM's I can create and share CPU cores on 24 core CPU?

I have a server that has 2 (CPU) - 24 cores. Is there a limit how many VM's I can create and assign CPU's? Ex: Is there a limit that, I can only create 6 VM's that have 4 CPUs each? or 12 VM's with 2 ...
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369 views

Does overclocking have any benefit on a processor that already has Intel Turbo Boost? [closed]

I've read that when the model number of an Intel Core i5 or i7 processor ends in K, it means that it is "unlocked" and can be manually overclocked by the end user. These processors also come with ...
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1answer
25 views

Drivers and core clock

I just got a new video card it works and everything plays great. It does not show up on my details in device manager or any of my overclocking utilities. It's an MSI 780 GTX ti. but it shows in all ...
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3k views

Is it better to have two cores or four logical processors?

My system has two physical cores, and four logical processors. To my understanding this means that I have four CPUs due to Hyperthreading, and work is distributed as evenly as possible. However, I ...
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1k views

Cores and threads? How does it all work exactly?

I am confused by this ... if a CPU has 2 logical cores, it can run two programs 100% concurrent, yes? Otherwise, 2 programs on one CPU must be 100% time-divided (can't run independently as the same ...
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How to check core dump enabledness status in bash?

$ ulimit unlimited $ sleep 2 && killall -SEGV cat & [1] 11358 $ cat Segmentation fault $ ulimit -c unlimited $ ulimit unlimited $ sleep 2 && killall -SEGV cat & [1] 11462 $ cat ...
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Why is my laptop both dual core and quad core at the same time [duplicate]

I bought an Alienwaremx14 with the following specifications , it is clearly stated here that my CPU is dual core However when i open Window task manager , I was shocked to find out I had four CPU ...
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Why are the number of cores in a processor normally even

Whenever i look at specifications of the processor , the number of cores is always 2 , 4 ,8 . Is there any reasons why the number of cores are always even and not odd like 3 , 5 , 7
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2 Virtual Machine on 1 core

I have a few computer installed with Hyper-V... I running some automatized programs on it... if I using 1 VM/core works like charm... and i can see its not using the 100% of the core... so i thought I ...
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Core dump generation on Linux

Something very perplexing is going on, with respect to my box. Below are my settings in /etc/sysctl.conf: kernel.core_pattern = core kernel.core_uses_pid = 1 In /etc/profile, I have this: ulimit -...
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what does 2 core 4 threads mean in cpu?

I wanted to know what does 2 cores 4 threads mean about a cpu? I am talking about this cpu which i have http://ark.intel.com/products/47341/Intel-Core-i5-520M-Processor-3M-Cache-2_40-GHz I initially ...
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What does 4 + 1 CPU cores mean?

For example, the Nvidia Tegra 4 is described as having 4 + 1 CPU cores. Is this simply a conventional way of saying that it has 5 cores, or does that phrasing imply something different? http://www....
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205 views

Choosing which core to use when running a program

I work on a Fedora server running on an Intel Xeon with 15 cores. Some users are running simulations that take up four of the cores, but others seem to be unused. Is there a way I can have a program ...
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How many cores do I have in my machine?

I want to install a relatively huge package on my Ubuntu 13.10 and I want to use all of the processing cores of my machine. I type make -j N where N is the number of available cores+1, I guess. ...
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Python doesn't dump core files

I have a problem where a Python process is hitting a segmentation fault but not producing a core file. The following is a toy example that does not produce a core file on the following distros: ...
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why my intel core i3-2310M CPU @ 2.10 Ghz become so hot?

i use Hp Pavilion g4 with intel core i3-2310M CPU @ 2.10 Ghz. I've checked my laptop and the core temperature is among ~75°C and also my fan is working so hard all the time even if I don't use it (in ...
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Cores, threads and multi-processing

I know all this terminology is a confused field atm, but I'm trying to interpret how they are being used at: http://www.cpu-world.com/CPUs/Xeon/Intel-Xeon%20E7-8870.html The context I've got is that ...