Can two processes simultaneously run on one CPU core?

Can two processes simultaneously run on one CPU core, which has hyper threading? I learn from the Internet. But, I do not see a clear straight answer. Edit: Thanks for discussion and sharing! My...

About Adaptive Mode for L1 Cache in Hyper-threading

I'm a student doing some research on Hyper-threading recently. I'm a little confused about the feature - L1 Data Cache Context Mode. In the architecture optimization manual, it was described that...

Ajax GET url on error jqxhr

I have an ajax request which I am deliberately failing from my server side code to trigger the error handling event. I was wondering if it was possible here to get the URL it attempted? I want to...

x86 Hyper-threading clarification on cache miss

If I understood correctly on x86 cpu hyper threading is beneficial especially when we have IO calls so that when blocking thread is idle another thread can cheaply work on the same CPU. My...

Is duplication of state resources considered optimal for hyper-threading?

This question has an answer that says: Hyper-threading duplicates internal resources to reduce context switch time. Resources can be: Registers, arithmetic unit, cache. Why did CPU designers end...

Change Docker native images location on Windows 10 Pro

This is not a duplicate of https://stackoverflow.com/questions/33933107/change-docker-machine-location-windows I'm using docker native, version 1.12.1-stable (build: 7135) on Windows 10 Pro with...

Android Studio 2.3 using emulator from console, "/dev/kvm device: permission denied" for root user

I'm trying to start a virtual android device which I created with the avdmanager of Android Studio 2.3 (via command line) all commands are performed as root user when i try to start the emulator...

Get the number of logical CPU cores sharing a cache (L1, L2, L3)

Below is some C++ code that detects the size of the L1, L2 and L3 CPU caches on Windows using GetLogicalProcessorInformation: typedef BOOL (WINAPI...

node server.js will work but npm start won't

I am having trouble running a node app with npm. When I try node server.js it will work, but when I try npm start it gives me the following error: npm ERR! file bash npm ERR! path bash npm ERR!...

404 Error on page refresh with Angular 7, NGINX and Docker

I have an application written in Angular 7 that I am deploying to a Docker container with NGINX. When I run the container, everything works perfectly except that if i Refresh the page in the...

How to fix "Prefix creation exited with error" in Wine at mac?

When I install a .exe application in WineBottler,it shows an error "Prefix creation exited with error" There is the error log: Hardware Overview: Model Name: MacBook Pro Model...

vagrant error the version of powershell on this host is less than required

I have a problem with vagrant. I have Windows 7. Run script in Windows PowerShell Code that i execute: PS D:\vagrants> vagrant --debug my windows Path entry: C:\Program Files (x86)\Intel\iCLS...

Multi-threaded parallelism performance problem with Fibonacci sequence in Julia (1.3)

I'm trying the multithread function of Julia 1.3 with the following Hardware: Model Name: MacBook Pro Processor Name: Intel Core i7 Processor Speed: 2.8 GHz Number of Processors: 1 Total Number of...

Caching Dagster's pipeline results

Is there a way to cache the output of the solids in the pipeline in such a way that if I run the same pipeline but with a slightly different configuration (think hyper-parameter tuning), certain...

SSH not working in MacBook Pro 2019 Catalina

I have spent a few hours hunting for the problem here. I have been working with Macs for years now and never had this problem, and have ssh into eC2 instances thousands of times. I recently...

OpenShift Code Ready Containers You need to enable virtualization in BIOS

Running windows 10 (version 1809) ThinkPad P52, snd Installed Ubuntu subsystem. Installed and tested three versions of crc (1.3, 1.4, 1.5) and when I run "crc setup" I receive the failure that...

Yii2 Codeception Run with Coverage in Docker container using PhpStorm - error: No code coverage driver available

I have built a Yii2 advanced application that is running in a Docker container. I have installed Docker as a service in PhpStorm, So I don't need to use another console to access my containers. I...

How to find the Number of physical CPU Cores (not logical SMT hyperthreads) via .NET Core?

I want to detect the number of real physical cores, not logical cores, for workloads that scale negatively when more threads compete for private per-core caches, and/or have high enough IPC that...

intel Haxm is running but not recognized by android studio 3.6

Im using android studio3.6.1 on windows10. I have installed intelhaxm but it's not recognized by android studio. as you see in pic1 its running pic1 but it is NOT recognized as installed in...

Does Poetry install --no-dev need Rust to be installed?

I'm installing Poetry in a container in my Raspberry pi 3b+ (Lite buster February 2020). I use the image arm32v7/python:3.7-slim-buster. Here is the Dockerfile: FROM...

I get error message "runtime error: index out of range [0] with length 0" when I try to start minikube

Maybe this a newbie question, I am installing minikube. When I try to start minikube (minikube start --vm-driver hyperv --hyperv-virtual-switch "MiniKube" --alsologtostderr -v=8 --memory=2000) I...

Does Hyper Threading will decrease the performance of Docker?

I have the below configuration server, In this we are running only Docker, All the applications are running as Docker container , Expect Docker , no other application are installed in the...

What is the idiomatic way to write Rust microservice with shared db connections and caches?

I'm writing my first Rust microservice with hyper. After years of development in C++ and Go I tend to use controller for processing requests (like here -...

K-Means clustering Hyperparameter Tuning

I am trying to perform hyperparameter tuning for Spatio-Temporal K-Means clustering by using it in a pipeline with a Decision Tree classifier. The idea is to use K-Means clustering algorithm to...

Pytorch says that CUDA is not available

I'm trying to run Pytorch on a laptop that I have. It's an older model but it does have an Nvidia graphics card. I realize it is probably not going to be sufficient for real machine learning but I...

chromium checkout and build error gclient error

Somehow the fetch and gclient is not valid. [email protected]:~/chromium/src$ gclient sync --verbose CIPD selfupdate failed. Trying to bootstrap the CIPD client from scratch... curl: (7)...

WineBottler: Prefix creation exited with error

I'm trying to install a windows program through winebottler. Does anyone have a clue how to fix this? I tried messing around with the system version, but it's really no use it seems. If there's...

Poor C performance with both pthread and printf

I'm testing a c code for Linux with large arrays to measure thread performance, the application scales very well when threads are increased until max cores (8 for Intel 4770), but this is only for...

how to fix docker crashing at startup

I am giving the error image below- My build number- My pc details- I am new to docker and i first installed docker and ran into some tutorial and at first day it was working fine but from next...

Symfony still slow in Docker with WSL2

TL;DR: 14 months after I read about WSL2 coming for Windows (and Docker) I tried Symfony 5 and it is still slow as chocolate balls. Back in Q1 2020 I read about Symfony and Docker being very slow...