Concurrency

Practical Guide to Network Parameter Tuning in High-Concurrency Linux Scenarios

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Practical Guide to Network Parameter Tuning in High-Concurrency Linux Scenarios

Practical Guide to Network Parameter Tuning in High-Concurrency Linux Scenarios Table of Contents • Practical Guide to Network Parameter Tuning in High-Concurrency Linux Scenarios • • Introduction • 1. Background: When Concurrent Connections Encounter Performance Bottlenecks • • 1.1 Case Environment • 1.2 Initial Parameter Analysis • 2. In-Depth Diagnosis: Connection Status and Kernel Parameters … Read more

File Locking and File Sharing Mechanisms in C Language

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File Locking and File Sharing Mechanisms in C Language

In multi-process or multi-thread programming, file read and write operations may lead to data inconsistency. To avoid this situation, the C language provides a file locking mechanism to control access to the same file. This article will detail the file locking and file sharing mechanisms in C language and demonstrate them through code examples. Basic … Read more

Can the Maximum Number of TCP Connections in Linux Exceed 65535? How Do Servers Handle Millions of Concurrent Connections?

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Can the Maximum Number of TCP Connections in Linux Exceed 65535? How Do Servers Handle Millions of Concurrent Connections?

Official ChatGPT 4.0 and Claude Pro available for stable after-sales service Author: Qianlang Langben Langliu Link: https://www.jianshu.com/p/f070212024a1 What is the maximum number of concurrent TCP connections? First, the 65535 connections mentioned in the question refer to the limit on the number of client connections. In TCP applications, the server listens on a fixed port, and … Read more

Httpx: The Future Star of Asynchronous HTTP!

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Httpx: The Future Star of Asynchronous HTTP!

▼ Click the card below to follow me ▲ Click the card above to follow me Httpx: The King of Asynchronous HTTP Libraries! In modern web development, asynchronous programming is becoming the key to enhancing performance. Traditional synchronous HTTP requests are like waiting in line to buy breakfast, where everyone has to wait patiently. Httpx … Read more

Rust Programming: A Beginner’s Guide to High-Performance Development

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Rust Programming: A Beginner's Guide to High-Performance Development

Rust Programming: A Beginner’s Guide to High-Performance Development Do you want to master a programming language that combines the performance of C++ with modern safety features? Rust is your ideal choice! As a “rising star” in the fields of system programming and high-performance development, Rust is not only adopted by major companies like Firefox and … Read more

Goodbye, Python. Hello, Go Language

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Goodbye, Python. Hello, Go Language

Let me explain the title of this article. 1. Both Python and Go are excellent programming languages, each excelling in different areas. Python is more mature, has a wealth of libraries, and is suitable for scripting and data analysis, dominating the field of artificial intelligence. Go, being relatively young, is more vibrant and excels in … Read more

Concurrency and Race Conditions in Linux

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Concurrency and Race Conditions in Linux

Tip: For a better reading experience, it is recommended to read on a PC! 1 What are Concurrency and Race Conditions In Linux systems, concurrency refers to the situation where multiple execution units (processes, threads, interrupts, etc.) access shared resources simultaneously or alternately, while a race condition refers to the uncertain behavior or errors caused … Read more

The Kernel Cornerstone of Linux Concurrency Programming: In-Depth Analysis of fork(), clone(), and pthread

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The Kernel Cornerstone of Linux Concurrency Programming: In-Depth Analysis of fork(), clone(), and pthread

When building high-performance, highly concurrent Linux applications, understanding the underlying mechanisms of processes and threads is crucial. <span>fork()</span> and <span>clone()</span> are two core system calls that not only form the basis of process creation but also directly impact the implementation and performance of threads. This article will delve into the workings of <span>fork()</span> and <span>clone()</span> … Read more

What Are the Advantages of RTOS in Embedded Development?

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What Are the Advantages of RTOS in Embedded Development?

Potential Issues in Embedded Development 1 Concurrency Issues The efficiency of concurrent program execution is low when writing bare-metal software. Inevitably, there will be a massive while(1) loop in the main program, which contains almost all the business logic of the project. Since each business logic contains delay functions that cause loop waiting, this leads … Read more

Challenging Concepts in Python Basics

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Challenging Concepts in Python Basics

In the foundational knowledge of Python, there are some concepts and features that may be relatively difficult to understand. Below are some common and challenging topics, each accompanied by examples to help explain. 1. Object-Oriented Programming (OOP) Object-oriented programming is a programming paradigm that organizes code into reusable objects, achieved by defining classes, creating objects, … Read more