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Java Backend Technology

Nov 19, 2020 · Backend Development

Why Long Database Transactions Crash Services and How to Prevent Them

The article explains how long‑running database transactions can exhaust connection pools, block threads, and cause widespread service failures, then offers practical strategies—including keeping transactions short, removing RPC calls, enhancing monitoring, and reviewing code—to detect and prevent these high‑risk issues.

MonitoringSpringTransaction Management

0 likes · 7 min read

Why Long Database Transactions Crash Services and How to Prevent Them

Java Backend Technology

Oct 27, 2020 · Backend Development

Master JVM Performance: Essential Tools and Real-World Usage Guide

This article explains common JVM problems such as OutOfMemoryError, memory leaks, and thread deadlocks, then introduces core monitoring tools—jps, jstack, jmap/jhat, jstat, and hprof—detailing their syntax, options, and practical examples to help Java developers diagnose and tune production applications.

JVMMonitoringPerformance

0 likes · 15 min read

Master JVM Performance: Essential Tools and Real-World Usage Guide

Java Backend Technology

Sep 12, 2020 · Databases

Why Redis Gets Slow: Common Latency Causes and How to Diagnose Them

This article explains the typical reasons Redis latency spikes—such as high‑complexity commands, large keys, concentrated expirations, memory limits, fork overhead, CPU binding, AOF settings, swap usage, and network saturation—and provides practical steps to monitor, identify, and mitigate each issue.

MonitoringPerformancePersistence

0 likes · 18 min read

Why Redis Gets Slow: Common Latency Causes and How to Diagnose Them

Java Backend Technology

Apr 5, 2020 · Backend Development

Mastering Micrometer: From Counters to Grafana Dashboards in Spring Boot

This tutorial walks through Micrometer's metric types, how to register them with MeterRegistry, apply tags and naming conventions, and integrate the framework into Spring Boot applications with Actuator, Prometheus scraping, and Grafana visualization for comprehensive backend monitoring.

GrafanaMetricsMicrometer

0 likes · 27 min read

Mastering Micrometer: From Counters to Grafana Dashboards in Spring Boot

Java Backend Technology

Jan 23, 2020 · Backend Development

Master Spring Boot Actuator: Real‑Time Monitoring, Metrics, and Dynamic Log Levels

This tutorial walks you through using Spring Boot Actuator to monitor microservice applications, covering quick setup, essential endpoints such as health, metrics, loggers, and shutdown, customizing health indicators, dynamically changing log levels at runtime, and securing actuator endpoints with Spring Security.

ActuatorMetricsMonitoring

0 likes · 14 min read

Master Spring Boot Actuator: Real‑Time Monitoring, Metrics, and Dynamic Log Levels

Java Backend Technology

Jun 19, 2019 · Backend Development

Enterprise Redis: Scaling, Monitoring, and Business Isolation

This article explores how enterprises can effectively use Redis by partitioning clusters for independent or shared use, addressing key naming conflicts, implementing graceful scaling with Zookeeper, monitoring performance via Open-Falcon, and quickly isolating problematic business traffic to maintain system stability.

Business IsolationClusterMonitoring

0 likes · 10 min read

Enterprise Redis: Scaling, Monitoring, and Business Isolation

Java Backend Technology

Mar 17, 2019 · Backend Development

4 Common Challenges Every Backend Team Faces (And How Interns Can Tackle Them)

This article outlines four core problems that backend teams regularly encounter—capacity planning, system stability, monitoring, and development efficiency—and offers practical insights and tool recommendations to help new interns understand and address these challenges.

Monitoringbackendcapacity planning

0 likes · 8 min read

4 Common Challenges Every Backend Team Faces (And How Interns Can Tackle Them)

Java Backend Technology

Jan 15, 2019 · Backend Development

Scaling NetEase Kaola’s Backend: Dubbo‑Driven Architecture, Governance & Monitoring

This article details NetEase Kaola’s journey from a monolithic Java backend to a micro‑service architecture powered by Dubbo, covering service decomposition, circuit breaking, rate limiting, comprehensive monitoring, API gateway, multi‑language support, registration‑center redesign, and future plans for dual‑data‑center deployment and service‑mesh adoption.

Java BackendMonitoringdubbo

0 likes · 16 min read

Scaling NetEase Kaola’s Backend: Dubbo‑Driven Architecture, Governance & Monitoring

Java Backend Technology

Oct 19, 2018 · Operations

How to Ensure Stability for Billion-Request Websites: Proven Strategies

Ensuring stability for sites handling up to 100,000 requests per minute requires a combination of configuration management, feature toggles, phased deployment, robust error handling, comprehensive logging, real-time monitoring, traffic-aware throttling, service degradation, and disaster-recovery tactics, all of which are detailed in this guide.

DeploymentMonitoringlarge-scale systems

0 likes · 9 min read

How to Ensure Stability for Billion-Request Websites: Proven Strategies

Java Backend Technology

Jul 25, 2018 · Cloud Native

Mastering Microservice Architecture: 10 Essential Design Principles

This article outlines ten crucial design principles for building robust microservice systems, covering API gateways, stateless services, database scaling, caching strategies, service decomposition, orchestration, configuration management, logging, fault tolerance, and comprehensive monitoring, each illustrated with clear diagrams.

API gatewayMonitoringService Discovery

0 likes · 11 min read

Mastering Microservice Architecture: 10 Essential Design Principles

Java Backend Technology

May 31, 2018 · Backend Development

Designing a China‑Style Microservices Stack: 11 Essential Components

This article presents a practical, China‑centric microservices reference stack built on Spring Cloud, detailing eleven core components—including Zuul, Eureka, Apollo, Kafka, ELK, and Hystrix—while comparing them with alternatives and offering guidance for architects to avoid common pitfalls and accelerate production‑grade deployments.

Cloud NativeMonitoringService Discovery

0 likes · 17 min read

Designing a China‑Style Microservices Stack: 11 Essential Components

Java Backend Technology

Mar 5, 2017 · Operations

How to Use ElastAlert with WeChat: Python, Shell, and Java Plugins

This guide explains why WeChat is popular in China and introduces three ElastAlert plugins (shell, Python, Java) that send alerts via WeChat, compares alert channels, outlines prerequisites, and provides step‑by‑step installation and usage instructions with code examples and screenshots.

AlertingElastAlertMonitoring

0 likes · 4 min read

How to Use ElastAlert with WeChat: Python, Shell, and Java Plugins

Yunxuetang Frontend Team

Dec 8, 2023 · Frontend Development

Key Front-End Trends and Techniques to Watch in 2023

2023 saw rapid evolution in the front‑end ecosystem, highlighted by major events, a controversial Gemini AI demo, SkyWalking‑based performance and error monitoring, innovative text‑overflow handling, CSS techniques that boost long‑list rendering by up to seven times, and an automatic, non‑intrusive skeleton‑screen generation solution.

2023CSSMonitoring

0 likes · 4 min read

Key Front-End Trends and Techniques to Watch in 2023

Yunxuetang Frontend Team

Dec 23, 2022 · Frontend Development

Build the Ultimate Front-End Monitoring System & Master Advanced JS Tricks

It introduces a series of front‑end engineering articles covering comprehensive monitoring architecture, CSS‑based click throttling, drag‑and‑drop implementation, 30 essential JavaScript concepts, and a simple responsive data‑dashboard solution, aiming to deepen developers’ skills and showcase resume‑worthy expertise.

JavaScriptMonitoringPerformance

0 likes · 3 min read

Build the Ultimate Front-End Monitoring System & Master Advanced JS Tricks