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Deepin Linux
Deepin Linux
Dec 27, 2024 · Fundamentals

Comprehensive Guide to Using Valgrind for Memory Debugging and Performance Analysis

This article provides an in‑depth overview of Valgrind, explaining its architecture, the capabilities of its various tools such as Memcheck, Cachegrind, Callgrind, Helgrind and Massif, and offers step‑by‑step installation, configuration, and practical code examples for detecting memory errors, leaks, and performance bottlenecks in C/C++ programs.

C++Leak DetectionMemory Debugging
0 likes · 28 min read
Comprehensive Guide to Using Valgrind for Memory Debugging and Performance Analysis
Deepin Linux
Deepin Linux
Apr 18, 2024 · Fundamentals

C++ Memory Management: Concepts, Pitfalls, and Best Practices

This article provides a comprehensive overview of C++ memory management, covering stack vs heap allocation, deep vs shallow copying, common errors such as leaks, dangling pointers, double frees, and offers practical techniques like custom new/delete overloads, smart pointers, RAII, and tools for detecting memory problems.

C++Leak DetectionMemory Management
0 likes · 92 min read
C++ Memory Management: Concepts, Pitfalls, and Best Practices
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Feb 6, 2023 · Mobile Development

Memory Monitoring and Leak Detection Practices in NetEase Cloud Music Android App

The NetEase Cloud Music Android team built a comprehensive memory‑monitoring system—combining LeakCanary and KOOM for leak detection, instrumented image loading for large‑bitmap tracking, periodic heap and thread metrics collection, and automated ticket generation—to identify, rank, and resolve leaks, oversized resources, and thread‑related OOM risks across development and production.

AndroidKOOMLeak Detection
0 likes · 15 min read
Memory Monitoring and Leak Detection Practices in NetEase Cloud Music Android App
Tencent Music Tech Team
Tencent Music Tech Team
Aug 18, 2021 · Mobile Development

Flutter Memory Management and Leak Prevention in the MOO Music App

The article details MOO Music’s experience with Flutter memory management, explaining the Dart heap, stack, and external memory structures, common leak sources such as missing listener deregistration, unbounded widget lists, retained timers, static references, and third‑party or engine bugs, and offers practical detection and optimization techniques.

FlutterLeak DetectionMemory Management
0 likes · 10 min read
Flutter Memory Management and Leak Prevention in the MOO Music App
Vipshop Quality Engineering
Vipshop Quality Engineering
May 31, 2017 · Backend Development

How to Detect and Fix Netty Direct Memory Leaks in Janus Service

This article explains how a Janus service gateway ran out of memory due to unreleased Netty off‑heap ByteBufs, how enabling Netty's leak detection and adjusting JVM parameters helped reproduce the issue, and how to fix the leak by explicitly releasing the buffers.

BackendJVMJava
0 likes · 5 min read
How to Detect and Fix Netty Direct Memory Leaks in Janus Service