Performance Optimization

Rust Practical Guide: Asynchronous Revolution, Cloud-Native Cases, and Performance Optimization Secrets

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Rust Practical Guide: Asynchronous Revolution, Cloud-Native Cases, and Performance Optimization Secrets

Rust Practical Guide Asynchronous Revolution, Cloud-Native Cases, and Performance Optimization Secrets The Next Decade of System Programming Introduction: Rust 2025, the next decade of system programming. Microsoft data shows that 70% of security vulnerabilities stem from memory issues, while Rust achieves zero-cost safety guarantees through compile-time ownership checks. By 2025, the Rust compiler’s speed will … Read more

Common Network Tools in Linux

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Common Network Tools in Linux

Common Network Tools in Linux In Linux systems, network management is one of the core skills for system administrators and developers. Linux provides a rich set of network tools for diagnosing network issues, monitoring traffic, configuring interfaces, and testing connectivity. According to a survey by Stack Overflow, over 70% of Linux users frequently use network … Read more

C++ Notes: A Guide to Choosing STL Containers – Performance Comparison and Usage Scenario Analysis

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C++ Notes: A Guide to Choosing STL Containers - Performance Comparison and Usage Scenario Analysis

Choosing the right STL container is an important skill in C++ programming. Different containers have vastly different performance characteristics and applicable scenarios, and a wrong choice can lead to a performance drop of ten times or more. Mastering the art of selecting STL containers is crucial. Learning Objectives： • Understand the performance characteristics and memory … Read more

Talking About Mobile Processors – The Most Complex Chips in the World

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Talking About Mobile Processors - The Most Complex Chips in the World

Introduction The current domestic chip industry is thriving, with various startups emerging one after another. For example, there are numerous companies in the DPU, GPU, AI, and CPU sectors. However, no startup dares to challenge mobile processor chips; even major mobile manufacturers start by making smaller chips. In 2019, global mobile shipments reached 1.4 billion … Read more

Understanding High Memory Usage in Linux Systems

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Understanding High Memory Usage in Linux Systems

During the use of Linux systems, many users find that the system’s memory usage seems to always be high, even shortly after startup, consuming a large amount of memory. This is in stark contrast to the memory management methods of Windows systems, often raising concerns about system performance. This article will delve into the reasons … Read more

Summary of Methods to Check Memory Usage in Linux

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Summary of Methods to Check Memory Usage in Linux

When optimizing a Linux system, physical memory is one of the most important aspects. Naturally, Linux provides many methods to monitor the usage of this precious memory resource. The following list details various ways to check memory usage in a Linux system using view tools or command line. 1. /proc/meminfo The simplest way to check … Read more

Practical aiohttp WebSocket: Performance Optimization Secrets for Real-Time Communication

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Practical aiohttp WebSocket: Performance Optimization Secrets for Real-Time Communication

WebSocket plays an increasingly important role in modern web development, especially in scenarios requiring real-time communication. As a leading asynchronous web framework in Python, aiohttp performs exceptionally well in handling WebSocket connections. Today, we will delve into how to build high-performance WebSocket applications with aiohttp, from basic setup to performance tuning, step by step creating … Read more

Methods to View CPU Instruction Set in Linux and Configure NUMA Functionality

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Methods to View CPU Instruction Set in Linux and Configure NUMA Functionality

1. What is a CPU Instruction Set The CPU instruction set is a collection of basic instructions stored within the CPU, which defines all operations that the CPU can execute. It is a list of inherent hardware functionalities of the CPU and serves as a bridge for communication between software and hardware. It is important … Read more

Detailed Explanation of FreeRTOS Multitasking Execution Principles – Part Two

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Detailed Explanation of FreeRTOS Multitasking Execution Principles - Part Two

Detailed Explanation of FreeRTOS Multitasking Switching Underlying Principles 6. Task State Transitions 6.1 State Transition Diagram Create Ready Queue CPU Execution [NEW] —–> [READY] —–> [RUNNING] ↑ ↓ ↓ ↑ ↓ [Time Slice Expired] ↑ ↓ ↓ [Waiting for Event] [BLOCKED] [Delay Waiting] [SUSPENDED] 6.2 State Transition Conditions Transition Trigger Condition Description NEW → READY … Read more

In-Depth Understanding of QoS Systems in SoC Chips

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In-Depth Understanding of QoS Systems in SoC Chips

—————————————————————————————————————————— Copyright Statement: Author: Wang Weiwei. Mainly engaged in ISP/GPU/video/automotive chips/AI chips/SoC architecture design Zhihu Column: Advanced Path of Chip Design WeChat Official Account: Advanced Path of Chip Design (x_chip) Can be forwarded without authorization, but this statement must be retained, otherwise legal action will be taken! —————————————————————————————————————————— Currently, we are in a data-driven intelligent … Read more