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Monitoring

2349 articles · Page 8 of 24
Qunar Tech Salon
Qunar Tech Salon
Jun 14, 2024 · Operations

Design and Implementation of a Second-Level Monitoring System for Qunar Travel

This article details the background, overall architecture, challenges, and step‑by‑step redesign of Qunar Travel's Watcher monitoring platform to achieve second‑level (per‑second) data collection, storage, and alerting, including storage engine selection, client and server optimizations, deployment strategies, and operational outcomes.

DevOpsMonitoringtime-series database
0 likes · 17 min read
Design and Implementation of a Second-Level Monitoring System for Qunar Travel
Go Development Architecture Practice
Go Development Architecture Practice
Jun 13, 2024 · Operations

Mastering Nginx Performance: Essential Config Tweaks and Kernel Optimizations

This guide compiles practical Nginx performance‑tuning directives, FastCGI settings, Linux kernel parameter adjustments, security hardening tips, and monitoring configurations, providing concrete examples and command‑line snippets to help sysadmins and developers optimize high‑concurrency web services.

MonitoringOptimizationPerformance
0 likes · 21 min read
Mastering Nginx Performance: Essential Config Tweaks and Kernel Optimizations
Practical DevOps Architecture
Practical DevOps Architecture
Jun 13, 2024 · Operations

Comprehensive Data Center Operations Training Course Overview

This extensive training program covers everything a data center operations engineer needs—from foundational infrastructure management and server hardware maintenance to advanced network configuration, security hardening, monitoring, fault handling, and practical hands‑on skills for real‑world challenges.

Data CenterMonitoringNetwork
0 likes · 6 min read
Comprehensive Data Center Operations Training Course Overview
Qunar Tech Salon
Qunar Tech Salon
Jun 12, 2024 · Artificial Intelligence

Design and Implementation of Qunar Flight Ticket Intelligent Alert (Radar) System

This article presents a comprehensive analysis and engineering of Qunar's flight‑ticket intelligent pre‑warning (Radar) system, covering the business need, value analysis, architectural redesign, feature extraction, indicator classification, accuracy quantification, multi‑algorithm anomaly detection, automatic parameter tuning, observed effects, and future plans to incorporate large‑model techniques.

Machine LearningMonitoringanomaly detection
0 likes · 17 min read
Design and Implementation of Qunar Flight Ticket Intelligent Alert (Radar) System
Open Source Tech Hub
Open Source Tech Hub
Jun 10, 2024 · Operations

How to Set Up Zipkin Distributed Tracing in PHP Webman Projects

This guide explains Zipkin's architecture, data collection methods, and step‑by‑step installation and configuration for PHP applications, including creating tracers, recording spans, and integrating a middleware for full‑stack monitoring in Webman microservice environments.

MonitoringPHPWebman
0 likes · 8 min read
How to Set Up Zipkin Distributed Tracing in PHP Webman Projects
DevOps Cloud Academy
DevOps Cloud Academy
Jun 4, 2024 · Operations

Comprehensive DevOps Guide: Collaboration, Automation, CI/CD, IaC, Monitoring, and Logging with Practical Code Examples

This comprehensive DevOps guide explains core concepts such as collaboration, automation, CI/CD pipelines, infrastructure as code, and monitoring/logging, and includes practical code examples for Git, shell scripts, Jenkins, GitHub Actions, AWS CodePipeline, Ansible, Docker Compose, Prometheus, Grafana, Fluentd, and Elasticsearch.

CI/CDDevOpsInfrastructure as Code
0 likes · 17 min read
Comprehensive DevOps Guide: Collaboration, Automation, CI/CD, IaC, Monitoring, and Logging with Practical Code Examples
Efficient Ops
Efficient Ops
Jun 2, 2024 · Operations

Why Observability Is the Key to Reliable Distributed Systems

Observability, defined as measuring system state through logs, metrics, and tracing, enhances stability of distributed architectures by enabling rapid fault detection, deeper insight, and proactive issue resolution, distinguishing it from traditional monitoring and supporting DevOps, SRE, and business objectives.

Monitoringdistributed systems
0 likes · 17 min read
Why Observability Is the Key to Reliable Distributed Systems
DevOps Cloud Academy
DevOps Cloud Academy
May 31, 2024 · Cloud Native

Optimizing RabbitMQ Performance on Kubernetes

This guide explains how to deploy RabbitMQ on Kubernetes and improve its performance through Helm installation, resource tuning, monitoring, scaling, security hardening, and advanced configuration techniques, providing practical code examples for each step.

HelmKubernetesMonitoring
0 likes · 9 min read
Optimizing RabbitMQ Performance on Kubernetes
Efficient Ops
Efficient Ops
May 29, 2024 · Operations

Essential Operations Metrics Every IT Team Should Track

In today’s competitive business landscape, tracking key operations metrics—such as availability, failure rate, MTTR, MTBF, response time, throughput, error rate, and various utilization and data integrity measures—helps organizations monitor performance, reduce costs, ensure reliability, and maintain regulatory compliance.

IT performanceMonitoringavailability
0 likes · 7 min read
Essential Operations Metrics Every IT Team Should Track
dbaplus Community
dbaplus Community
May 28, 2024 · Operations

Top 10 Essential Tools Every Operations Engineer Should Master

This guide reviews ten indispensable tools for operations engineers, detailing each tool's functions, ideal scenarios, advantages, and real‑world examples, and includes practical code snippets for automation, monitoring, container management, and log analysis.

DevOpsMonitoringautomation
0 likes · 8 min read
Top 10 Essential Tools Every Operations Engineer Should Master
Efficient Ops
Efficient Ops
May 28, 2024 · Operations

How to Build a Resilient High‑Traffic Website: Domains, CDN, Monitoring, and Security

This guide outlines practical steps for creating a highly available, secure, and scalable website—including domain strategy, CDN deployment, image caching, data‑center selection, monitoring, attack mitigation, redundancy, server configuration, database replication, testing environments, disaster‑recovery planning, and high‑concurrency testing.

Monitoringhigh availabilitywebsite infrastructure
0 likes · 12 min read
How to Build a Resilient High‑Traffic Website: Domains, CDN, Monitoring, and Security
DataFunTalk
DataFunTalk
May 28, 2024 · Big Data

Building and Managing a Metric System in Data Warehouse: Practices from Dongchedi

This article details how the Dongchedi business team designs, implements, and monitors a comprehensive metric system within its data warehouse, covering metric standards, model construction, metadata management, quality monitoring, application scenarios, and future directions using the DataLeap platform.

Big DataMonitoringdata modeling
0 likes · 18 min read
Building and Managing a Metric System in Data Warehouse: Practices from Dongchedi
iQIYI Technical Product Team
iQIYI Technical Product Team
May 24, 2024 · Operations

High Availability and Disaster Recovery Practices of iQIYI's Video Relay Service (VRS)

iQIYI’s Video Relay Service ensures uninterrupted video playback by employing a two‑region, three‑center hybrid cloud architecture, multi‑layer storage, cross‑AZ retry mechanisms, protective rate‑limiting and degradation paths, layered monitoring, and rigorous stress‑testing and chaos engineering to achieve high availability and disaster recovery.

Monitoringbackend architecturecloud-native
0 likes · 18 min read
High Availability and Disaster Recovery Practices of iQIYI's Video Relay Service (VRS)
Practical DevOps Architecture
Practical DevOps Architecture
May 22, 2024 · Operations

SRE & Linux Operations Course Outline

This article presents a detailed curriculum covering fundamental infrastructure, cluster architecture, automation, log collection, Linux system administration, containerization, monitoring, security, and related DevOps tools across multiple phases and daily modules for comprehensive SRE training.

MonitoringSREautomation
0 likes · 8 min read
SRE & Linux Operations Course Outline
Tencent Cloud Developer
Tencent Cloud Developer
May 21, 2024 · Operations

Why Prometheus Metrics Aren’t 100% Accurate – The Hidden Trade‑offs Explained

The article analyzes why Prometheus sometimes returns inaccurate metric values, revealing the design trade‑offs that favor efficiency over precision, and walks through common pitfalls in rate/increase calculations, histogram P99 estimation, and practical recommendations for choosing scrape intervals and query windows.

HistogramMetricsMonitoring
0 likes · 20 min read
Why Prometheus Metrics Aren’t 100% Accurate – The Hidden Trade‑offs Explained
Qunar Tech Salon
Qunar Tech Salon
May 20, 2024 · Big Data

Optimizing Kafka Production at Qunar Travel: Reducing CPU Usage by 2000 Cores

This article presents a comprehensive case study of how Qunar Travel identified and resolved Kafka production bottlenecks—through metric monitoring, thread and flush parameter tuning, and Filebeat batch adjustments—resulting in a 2000‑core CPU reduction, higher network idle rates, and lower resource consumption across three clusters.

KafkaMonitoring
0 likes · 12 min read
Optimizing Kafka Production at Qunar Travel: Reducing CPU Usage by 2000 Cores
Qunar Tech Salon
Qunar Tech Salon
May 13, 2024 · Operations

Root Cause Analysis of Intermittent Timeout Issues in the Sirius Service Caused by RAID Card Consistency Checks

This article details the investigation of sporadic interface timeouts in the Sirius real‑time pricing service, revealing a weekly pattern linked to RAID controller consistency checks that cause IO spikes, logback queue blockage, and ultimately Dubbo client‑side timeouts, and proposes mitigation steps and general performance‑troubleshooting guidelines.

MonitoringPerformanceRAID
0 likes · 22 min read
Root Cause Analysis of Intermittent Timeout Issues in the Sirius Service Caused by RAID Card Consistency Checks
Liangxu Linux
Liangxu Linux
May 12, 2024 · Operations

7 Practical Linux Performance Optimization Tips Every Engineer Should Know

This guide explains the key factors that affect Linux system performance, provides step‑by‑step troubleshooting methods for CPU, memory, disk I/O and network issues, shows how to identify top resource‑hungry processes, clarifies memory reporting differences, discusses swap usage scenarios, and offers concrete TCP tuning parameters for production environments.

LinuxMonitoringOptimization
0 likes · 20 min read
7 Practical Linux Performance Optimization Tips Every Engineer Should Know
Java Tech Enthusiast
Java Tech Enthusiast
May 5, 2024 · Information Security

Preventing Malicious API Abuse: Security Measures and Best Practices

To prevent malicious API abuse, implement layered defenses such as firewalls to block unwanted traffic, robust captchas and SMS verification, mandatory authentication with permission controls, IP whitelisting for critical endpoints, HTTPS encryption, strict rate‑limiting via Redis, continuous monitoring with alerts, and an API gateway that centralizes filtering, authentication and throttling.

API securityCAPTCHAIP whitelist
0 likes · 9 min read
Preventing Malicious API Abuse: Security Measures and Best Practices
DevOps Operations Practice
DevOps Operations Practice
May 2, 2024 · Operations

Quick Deployment of a Zabbix Monitoring Platform Using Docker

This article explains how to set up a Zabbix monitoring system by installing Docker, pulling necessary images, creating storage volumes, and running containers for MySQL, Zabbix server, Java gateway, web interface, and agents, providing a fast, container‑based deployment solution.

Container DeploymentLinuxMonitoring
0 likes · 8 min read
Quick Deployment of a Zabbix Monitoring Platform Using Docker
Architect
Architect
Apr 27, 2024 · Information Security

How to Stop Malicious API Calls: 8 Practical Defense Strategies

This article walks through eight concrete techniques—firewall rules, captchas, authentication checks, IP whitelists, HTTPS encryption, rate limiting, monitoring, and an API gateway—to prevent abusive requests from draining resources or compromising critical services.

API securityCAPTCHAHTTPS
0 likes · 11 min read
How to Stop Malicious API Calls: 8 Practical Defense Strategies
ITPUB
ITPUB
Apr 22, 2024 · Backend Development

How Meta Achieves Near‑Perfect Cache Consistency: Lessons from Polaris

This article explains Meta's approach to cache invalidation and consistency, detailing why ultra‑high consistency matters, how their Polaris monitoring system detects and resolves inconsistencies, and provides a simplified Python example that illustrates the underlying mechanisms and challenges.

MetaMonitoringPolaris
0 likes · 12 min read
How Meta Achieves Near‑Perfect Cache Consistency: Lessons from Polaris
21CTO
21CTO
Apr 22, 2024 · Operations

Discover Guider: A Python‑Powered Linux Observability Suite with 150+ Commands

Guider, a Python‑based Linux observability suite created by Hyundai engineer Peace Lee, offers over 150 command‑line tools for real‑time performance monitoring, resource tracing, automated reporting, and visualizations, enabling developers to diagnose slow startups, crashes, GPU stalls, and system resets with microsecond precision.

CLILinuxMonitoring
0 likes · 7 min read
Discover Guider: A Python‑Powered Linux Observability Suite with 150+ Commands
Liangxu Linux
Liangxu Linux
Apr 15, 2024 · Operations

12 Essential Linux Commands to Monitor Memory Usage

This guide presents twelve practical Linux techniques—from basic commands like free and top to advanced tools such as Grafana with Prometheus—enabling administrators to comprehensively track memory consumption, identify bottlenecks, and maintain system stability and performance.

MemoryMonitoringcommands
0 likes · 8 min read
12 Essential Linux Commands to Monitor Memory Usage
dbaplus Community
dbaplus Community
Apr 14, 2024 · Backend Development

How Meta Reached 99.99999999% Cache Consistency and What You Can Learn

This article explains Meta's approach to cache invalidation and consistency, why ultra‑high consistency matters for user experience, the monitoring infrastructure they built, the Polaris system that detects and repairs inconsistencies, and provides a concrete Python‑style code example illustrating the problem and solution.

CacheMetaMonitoring
0 likes · 13 min read
How Meta Reached 99.99999999% Cache Consistency and What You Can Learn
Efficient Ops
Efficient Ops
Apr 14, 2024 · Operations

How to Ensure System Stability and High Availability: An SRE Playbook

This article explains the definitions of stability and high availability, distinguishes their relationship, outlines key performance indicators, and provides a comprehensive framework—including fault prevention, detection, and recovery, as well as design, coding, testing, monitoring, and emergency response practices—to help teams build reliable, highly available systems.

MonitoringSREStability
0 likes · 10 min read
How to Ensure System Stability and High Availability: An SRE Playbook
JavaEdge
JavaEdge
Apr 13, 2024 · Backend Development

Mastering System Performance: Metrics, Strategies, and Real‑World Implementation

This article explains why performance optimization is essential for growing systems, introduces key metrics such as response time and concurrency, outlines systematic thinking and concrete techniques—including caching, parallelism, and async processing—and demonstrates a live‑streaming case study with actionable solutions.

MonitoringOptimizationPerformance
0 likes · 15 min read
Mastering System Performance: Metrics, Strategies, and Real‑World Implementation
Ops Development Stories
Ops Development Stories
Apr 12, 2024 · Cloud Native

Mastering etcd: Architecture, Monitoring & Performance Tuning

This article provides a comprehensive overview of etcd—including its origins, role in Kubernetes, version evolution, layered architecture, key terminology, operational commands, monitoring metrics, benchmarking procedures, disk‑performance testing, and tuning recommendations—for building reliable cloud‑native clusters.

Monitoringbenchmarkcloud-native
0 likes · 17 min read
Mastering etcd: Architecture, Monitoring & Performance Tuning
Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Apr 11, 2024 · Databases

Mastering Redis Sentinel: Ensuring Automatic High Availability

This article explains Redis Sentinel’s role in providing monitoring, notifications, automatic failover, and configuration updates to achieve high availability, detailing its heartbeat mechanism, master‑down detection, leader election, failover selection criteria, and the trade‑offs of using this solution.

DatabaseFailoverMonitoring
0 likes · 6 min read
Mastering Redis Sentinel: Ensuring Automatic High Availability
Architecture & Thinking
Architecture & Thinking
Apr 10, 2024 · Operations

How Redis Sentinel Ensures Automatic Failover and High Availability

Redis Sentinel provides automatic monitoring, fault detection, and failover for Redis master‑slave clusters, enabling high availability by electing a new master when the original fails, using sdown/odown states, quorum voting, and pub/sub communication to keep services running with minimal downtime.

FailoverMonitoringSentinel
0 likes · 11 min read
How Redis Sentinel Ensures Automatic Failover and High Availability
Architect
Architect
Apr 8, 2024 · Backend Development

Mastering Batch Processing: Boost API Performance and Cut Overhead

This guide explains why batch processing is essential for API tuning and provides step‑by‑step techniques—including bulk database operations, request merging, pagination, parallel execution, caching, and monitoring—backed by concrete Java code samples and SQL queries to help engineers dramatically improve throughput and latency.

API optimizationBatch ProcessingDatabase Performance
0 likes · 33 min read
Mastering Batch Processing: Boost API Performance and Cut Overhead
Alibaba Cloud Native
Alibaba Cloud Native
Apr 8, 2024 · Cloud Native

How to Build a Global View for Multiple Prometheus Instances – Community and Alibaba Cloud Solutions

This article explains why a global view is needed when Prometheus metrics are scattered across many instances, compares community approaches such as Federation, Thanos, and Remote Write, and details Alibaba Cloud's Global Aggregation Instance and Remote Write solutions with configuration examples and a real‑world case study.

FederationGlobal ViewMonitoring
0 likes · 25 min read
How to Build a Global View for Multiple Prometheus Instances – Community and Alibaba Cloud Solutions
DevOps Operations Practice
DevOps Operations Practice
Apr 6, 2024 · Operations

Overview of Common DevOps Tools Used in Large Internet Companies

This article introduces the key DevOps tools—including CI/CD platforms, configuration‑management solutions, containerization technologies, monitoring and logging stacks, and infrastructure‑as‑code utilities—explaining their roles, features, and how they help streamline software delivery in modern enterprises.

CI/CDDevOpsInfrastructure as Code
0 likes · 9 min read
Overview of Common DevOps Tools Used in Large Internet Companies
Wukong Talks Architecture
Wukong Talks Architecture
Apr 4, 2024 · Operations

Cloud Stability Governance: Frontend and Backend Strategies, Deployment, and Monitoring Practices

This article presents a comprehensive view of cloud stability governance from both front‑end and back‑end perspectives, detailing system architecture, micro‑frontend integration, CI/CD deployment pipelines, SLB forwarding and health‑check configurations, monitoring dashboards, UI automation testing, and the resulting operational improvements.

CI/CDMonitoringSLB
0 likes · 13 min read
Cloud Stability Governance: Frontend and Backend Strategies, Deployment, and Monitoring Practices
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Apr 1, 2024 · Industry Insights

Why Shifting Testing Left Boosts Quality: Lessons from Cloud Music

The article analyzes the concept of test left‑shift, outlining its theoretical benefits and drawbacks, sharing practical pain points from NetEase Cloud Music, and presenting a comprehensive pre‑, during‑, and post‑shift automation and monitoring strategy to improve software quality and delivery speed.

DevOpsMonitoringautomation
0 likes · 13 min read
Why Shifting Testing Left Boosts Quality: Lessons from Cloud Music
Alibaba Cloud Developer
Alibaba Cloud Developer
Apr 1, 2024 · Operations

How We Achieved End-to-End Cloud Stability with Micro Frontends and Automated Deployments

This article details a comprehensive, front‑and‑back‑end approach to cloud stability, covering system architecture across private and public clouds, micro‑frontend integration, CI/CD pipelines, SLB routing, health‑check configurations, monitoring dashboards, data reconciliation, UI automation testing, and the resulting improvements in observability, gray‑release, rollback, and incident reduction.

CI/CDMicro FrontendsMonitoring
0 likes · 14 min read
How We Achieved End-to-End Cloud Stability with Micro Frontends and Automated Deployments
Efficient Ops
Efficient Ops
Mar 31, 2024 · Operations

Why Most Alerts Fail and How to Design Actionable Monitoring

Most system alerts are poorly designed, flooding engineers with noise; this article explains the essence of alerts, distinguishes business rule vs reliability monitoring, outlines effective metrics and strategies, and presents simple anomaly-detection algorithms to create actionable, high-quality alerts.

Monitoringalert designanomaly detection
0 likes · 21 min read
Why Most Alerts Fail and How to Design Actionable Monitoring
Architecture Digest
Architecture Digest
Mar 28, 2024 · Operations

A Comprehensive Overview of Monitoring Systems: Fundamentals, Popular Open‑Source Solutions, and Selection Guidance

This article systematically introduces monitoring fundamentals, core concepts, and architecture, then reviews three widely used open‑source monitoring tools—Zabbix, Open‑Falcon, and Prometheus—detailing their components, advantages, disadvantages, and provides practical advice for selecting the most suitable solution.

MonitoringOpen-FalconZabbix
0 likes · 17 min read
A Comprehensive Overview of Monitoring Systems: Fundamentals, Popular Open‑Source Solutions, and Selection Guidance
Efficient Ops
Efficient Ops
Mar 27, 2024 · Operations

Master System Monitoring with the USE Method and Prometheus

This article explains how to design a comprehensive monitoring system using the concise USE (Utilization, Saturation, Errors) method, outlines essential system and application metrics, and demonstrates practical implementation with Prometheus, Grafana, and related open‑source tools.

MonitoringPrometheusSystem Performance
0 likes · 14 min read
Master System Monitoring with the USE Method and Prometheus
ITPUB
ITPUB
Mar 27, 2024 · Backend Development

How Instagram Scaled to 14 Million Users with Just Three Engineers

This article details how Instagram grew from zero to 14 million users in just over a year using three engineers by applying three core principles and a reliable AWS‑based tech stack covering frontend, load balancing, backend, PostgreSQL sharding, S3 storage, Redis caching, asynchronous task queues, and comprehensive monitoring.

AWSInstagramMonitoring
0 likes · 9 min read
How Instagram Scaled to 14 Million Users with Just Three Engineers
DevOps Operations Practice
DevOps Operations Practice
Mar 25, 2024 · Operations

How to Monitor MySQL with Prometheus and Grafana

This tutorial explains how to install the MySQL Exporter, configure Prometheus to scrape MySQL metrics, set up Grafana dashboards for visualization, and define alerting rules for common MySQL performance indicators, providing a complete end‑to‑end monitoring solution.

ExporterGrafanaMetrics
0 likes · 5 min read
How to Monitor MySQL with Prometheus and Grafana
Selected Java Interview Questions
Selected Java Interview Questions
Mar 25, 2024 · Databases

Redis Best Practices: Memory Management, Performance Tuning, Reliability, Operations, and Security

This comprehensive guide outlines practical Redis best practices covering memory optimization, key design, data type selection, performance enhancements, high‑availability deployment, operational safeguards, security hardening, and monitoring to help engineers build stable, efficient caching solutions.

MonitoringReliabilitybest practices
0 likes · 15 min read
Redis Best Practices: Memory Management, Performance Tuning, Reliability, Operations, and Security
DataFunSummit
DataFunSummit
Mar 22, 2024 · Artificial Intelligence

Risk Control Model Construction for Online Small Loans: Pre‑loan, In‑loan, Post‑loan and Monitoring

This article presents a comprehensive overview of risk control model building for online small‑loan scenarios, covering pre‑loan, in‑loan and post‑loan stages, the associated data pipelines, model deployment strategies, optimization attempts, and monitoring frameworks to ensure accuracy, stability and effectiveness.

Credit ScoringData PipelineMonitoring
0 likes · 16 min read
Risk Control Model Construction for Online Small Loans: Pre‑loan, In‑loan, Post‑loan and Monitoring
dbaplus Community
dbaplus Community
Mar 18, 2024 · Operations

How to Build a Resilient, High‑Traffic Web Infrastructure: A Step‑by‑Step Ops Guide

This guide outlines a complete, practical workflow for acquiring multiple domains, configuring DNS, deploying CDN and image caches, selecting data‑center locations, setting up redundant servers, implementing monitoring, handling DDoS attacks, planning capacity, securing systems, and organizing an operations team to ensure high availability for large‑scale web services.

CDNMonitoringServer configuration
0 likes · 12 min read
How to Build a Resilient, High‑Traffic Web Infrastructure: A Step‑by‑Step Ops Guide
Efficient Ops
Efficient Ops
Mar 18, 2024 · Operations

How to Implement Fault Self‑Healing for Scalable Operations

This article explains why low‑disk alerts demand automation, outlines the concept of fault self‑healing versus manual response, and provides practical guidelines—including standards, monitoring dimensions, CMDB integration, script execution tools, and notification channels—to build a reliable self‑healing system for large‑scale environments.

CMDBMonitoringfault self-healing
0 likes · 10 min read
How to Implement Fault Self‑Healing for Scalable Operations
Efficient Ops
Efficient Ops
Mar 17, 2024 · Operations

How to Build a Scalable Prometheus Monitoring System for Big Data on Kubernetes

This article explains how to design and implement a comprehensive Prometheus‑based monitoring and alerting solution for big‑data components running on Kubernetes, covering metric exposure methods, scrape configurations, exporter deployment, alert rule design, and practical examples with code snippets.

Monitoringalerting
0 likes · 18 min read
How to Build a Scalable Prometheus Monitoring System for Big Data on Kubernetes
Architect
Architect
Mar 16, 2024 · Operations

How Unified Alert Convergence Can Slash Monitoring Noise and Boost MTTA/MTTR

This article analyzes the shortcomings of fragmented monitoring systems, defines key metrics such as MTTA and MTTR, proposes a unified alert convergence architecture using Redis delayed queues, and details design, implementation, and future AI‑enhanced improvements to reduce alert fatigue and accelerate incident response.

Alert ConvergenceMTTAMTTR
0 likes · 22 min read
How Unified Alert Convergence Can Slash Monitoring Noise and Boost MTTA/MTTR
Bitu Technology
Bitu Technology
Mar 15, 2024 · Artificial Intelligence

Monitoring Quality Issues in Tubi’s Recommendation System

This article explains how Tubi monitors the quality of its recommendation system by identifying potential failure points, tracking key data streams such as model input, final recommendation output, and training data, and designing a scalable, real‑time monitoring solution with clear protocols and extensible metrics.

Machine LearningMonitoringdata-quality
0 likes · 11 min read
Monitoring Quality Issues in Tubi’s Recommendation System
Practical DevOps Architecture
Practical DevOps Architecture
Mar 15, 2024 · Operations

Comprehensive Practical Guide to Prometheus Configuration, Optimization, and Source Code Development

This multi‑chapter guide provides in‑depth, hands‑on instruction for configuring and optimizing all Prometheus components, exploring Kubernetes monitoring, source‑code analysis, custom exporter development, high‑availability setups, service discovery, resource‑efficient scraping, and integrating Thanos for long‑term storage.

KubernetesMonitoringObservability
0 likes · 4 min read
Comprehensive Practical Guide to Prometheus Configuration, Optimization, and Source Code Development
DevOps Operations Practice
DevOps Operations Practice
Mar 14, 2024 · Operations

Resolving Frequent Crashes of a Single-Node Prometheus Deployment: Analysis and Solutions

This article analyzes why a single Prometheus instance repeatedly runs out of memory and crashes, explains the underlying storage mechanisms, and presents practical solutions such as metric reduction, retention tuning, federation architecture, and remote storage integration to improve stability and scalability.

FederationMonitoringPerformance
0 likes · 6 min read
Resolving Frequent Crashes of a Single-Node Prometheus Deployment: Analysis and Solutions
Linux Cloud Computing Practice
Linux Cloud Computing Practice
Mar 13, 2024 · Operations

Top 10 Essential Tools Every Operations Engineer Should Master

This article introduces ten indispensable tools for operations engineers, detailing each tool's functionality, typical use cases, key advantages, and real‑world examples, helping professionals streamline automation, monitoring, configuration, and deployment tasks and improve overall system reliability.

Monitoringinfrastructureoperations
0 likes · 6 min read
Top 10 Essential Tools Every Operations Engineer Should Master
Linux Code Review Hub
Linux Code Review Hub
Mar 5, 2024 · Operations

Why Did Opening a Log with Vim Kill the Java Process?

A port alarm revealed a missing Java process, which was later traced to an OOM kill triggered by vim loading a 37 GB nginx log into an 8 GB container, illustrating how editor behavior and Linux's OOM killer can unexpectedly terminate critical services.

JavaLinuxMonitoring
0 likes · 7 min read
Why Did Opening a Log with Vim Kill the Java Process?
Architecture & Thinking
Architecture & Thinking
Mar 5, 2024 · Databases

How Database Middleware Solves High‑Traffic Challenges: Connection Pools, Sharding, and More

This article examines how database middleware tackles the demanding needs of large‑scale internet services by providing centralized connection‑pool management, transparent read‑write splitting, diverse load‑balancing algorithms, sharding support, automatic failover, security controls, comprehensive monitoring, and flexible backup‑recovery mechanisms.

MonitoringMySQLconnection-pool
0 likes · 9 min read
How Database Middleware Solves High‑Traffic Challenges: Connection Pools, Sharding, and More
JD Tech
JD Tech
Feb 28, 2024 · Databases

Detecting and Monitoring Database Deadlocks with EasyBI: A Practical Case Study

This article recounts how a production database deadlock was uncovered during testing, explains the use of the EasyBI monitoring tool to collect and visualize error and claim statistics, and shares the step‑by‑step configuration, analysis, and lessons learned for preventing similar issues in future systems.

DatabaseDeadlockEasyBI
0 likes · 8 min read
Detecting and Monitoring Database Deadlocks with EasyBI: A Practical Case Study
Huolala Tech
Huolala Tech
Feb 28, 2024 · Operations

How Huolala Created an Intelligent Automated Testing System to Raise Coverage & Cut Regression Costs

Facing rapid business expansion, Huolala’s quality assurance team tackled redundant code, high regression costs, and lack of coverage metrics by designing an intelligent automated testing framework that analyzes effective code, provides smart test case recommendations, visualizes progress, and integrates monitoring, resulting in significant coverage improvements and efficiency gains across services.

JaCoCoJavaMonitoring
0 likes · 25 min read
How Huolala Created an Intelligent Automated Testing System to Raise Coverage & Cut Regression Costs
DevOps Operations Practice
DevOps Operations Practice
Feb 16, 2024 · Operations

Linux, Networking, Container, and Monitoring Interview Questions

This article compiles a comprehensive set of interview-style questions covering Linux file handling, CPU metrics, link types, TCP handshakes, process vs thread, TCP/UDP differences, DDoS mitigation, Keepalived operation, TIME_WAIT optimization, container networking, Kubernetes components, deployment strategies, monitoring concepts, Prometheus architecture, and common web‑site operational issues.

ContainersInterviewLinux
0 likes · 4 min read
Linux, Networking, Container, and Monitoring Interview Questions
MaGe Linux Operations
MaGe Linux Operations
Feb 14, 2024 · Operations

Master Linux Performance: Key Factors and Essential Optimization Tools

This article examines the various hardware and OS resources that affect Linux performance—including CPU, memory, disk I/O, and network bandwidth—then details practical optimization techniques and essential monitoring tools such as vmstat, iostat, free, sar, and netstat to diagnose and improve system efficiency.

LinuxMonitoringOptimization
0 likes · 16 min read
Master Linux Performance: Key Factors and Essential Optimization Tools
MaGe Linux Operations
MaGe Linux Operations
Feb 7, 2024 · Databases

How to Build a Real‑Time Data Guard System for Dameng Database

This guide walks through setting up a Dameng data‑guard service using a primary, standby, and monitor server, covering data preparation, configuration of dm.ini, dmmal.ini, dmarch.ini, dmwatcher.ini, starting services, OGUID setup, mode switching, and monitoring to achieve high‑availability replication.

DamengData GuardMonitoring
0 likes · 12 min read
How to Build a Real‑Time Data Guard System for Dameng Database
DevOps Cloud Academy
DevOps Cloud Academy
Feb 2, 2024 · Operations

DevOps Tools for 2024: A Comprehensive Overview

An extensive overview of essential DevOps tools for 2024, covering categories such as version control, CI/CD, container orchestration, configuration management, infrastructure as code, monitoring, collaboration, artifact repositories, testing, security, deployment automation, serverless platforms, and database management to guide effective tool selection.

CI/CDDevOpsInfrastructure as Code
0 likes · 7 min read
DevOps Tools for 2024: A Comprehensive Overview
Efficient Ops
Efficient Ops
Jan 29, 2024 · Operations

Mastering Incident Response: A Practical Guide to Faster Service Recovery

This guide walks ops teams through real‑world incident scenarios, from quick symptom identification and emergency recovery to improving monitoring, crafting concise emergency plans, and leveraging automation for smarter fault handling, helping organizations restore services faster and reduce downtime.

Monitoringemergency planningfault handling
0 likes · 14 min read
Mastering Incident Response: A Practical Guide to Faster Service Recovery
IT Services Circle
IT Services Circle
Jan 25, 2024 · Operations

How to Resolve Online Message Queue Backlog Issues

This article explains why message queues can become backlogged, identifies producer and consumer causes, and provides practical strategies—including adding consumers, increasing queue capacity, optimizing consumption logic, implementing failure handling, and rapid remediation steps—to quickly resolve backlog in production environments.

BacklogMessage QueueMonitoring
0 likes · 7 min read
How to Resolve Online Message Queue Backlog Issues
DevOps
DevOps
Jan 23, 2024 · Operations

Collection of Bash Scripts for Server Monitoring, Automation, and Deployment

This article provides a curated set of Bash scripts covering MySQL replication monitoring, directory change detection, bulk user creation, website health checks, remote command execution, LNMP stack deployment, server resource reporting, high‑resource process identification, and automated deployment of Java and PHP projects, offering practical automation tools for system administrators.

Monitoringautomationbash
0 likes · 12 min read
Collection of Bash Scripts for Server Monitoring, Automation, and Deployment
Efficient Ops
Efficient Ops
Jan 22, 2024 · Operations

Mastering Monitoring: Black‑Box vs White‑Box, Metrics, and Prometheus in Practice

This guide explains monitoring fundamentals, clears common misconceptions, compares black‑box and white‑box approaches, outlines key metrics such as latency, traffic, errors and saturation, and provides a deep dive into Prometheus architecture, data model, query language, and practical examples for CPU, memory, and disk monitoring.

MonitoringPrometheuscloud-native
0 likes · 15 min read
Mastering Monitoring: Black‑Box vs White‑Box, Metrics, and Prometheus in Practice
Efficient Ops
Efficient Ops
Jan 21, 2024 · Operations

Essential Bash Scripts for Efficient Server Operations and Automation

This article compiles a set of practical Bash scripts that cover MySQL replication monitoring, directory change detection with real‑time sync, bulk user creation, website health checks, remote command execution, one‑click LNMP deployment, resource usage reporting, high‑CPU process identification, and automated Java/Tomcat and PHP project deployments.

Monitoringbashdeployment
0 likes · 12 min read
Essential Bash Scripts for Efficient Server Operations and Automation
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Jan 18, 2024 · Frontend Development

Comprehensive Guide to Front-End Performance Optimization

This article systematically outlines common front‑end performance optimization techniques, explains key web performance metrics such as Speed Index, FCP, CLS, LCP and TBT, and provides practical strategies for resource compression, network and code optimization, as well as monitoring and measurement best practices.

MonitoringNetworkOptimization
0 likes · 20 min read
Comprehensive Guide to Front-End Performance Optimization
Efficient Ops
Efficient Ops
Jan 14, 2024 · Operations

Mastering Incident Command: A Practical Guide for SRE Fault Handling

This article outlines a comprehensive, step‑by‑step approach for SRE incident commanders, covering fault perception, grading, team organization, remediation tactics, transparent communication, and post‑mortem practices to efficiently resolve service disruptions.

MonitoringSREfault handling
0 likes · 14 min read
Mastering Incident Command: A Practical Guide for SRE Fault Handling
dbaplus Community
dbaplus Community
Jan 8, 2024 · Backend Development

How We Built an Automated Payment Channel Management System with Redis and Prometheus

To handle growing payment traffic and unreliable third‑party gateways, the team at Zhuanzhuan designed an automated payment‑channel management platform that uses a custom Redis‑based time‑series store, Prometheus monitoring, and a sliding‑window failure‑rate algorithm to detect, alert, and eventually auto‑switch faulty channels.

MonitoringPrometheusautomation
0 likes · 10 min read
How We Built an Automated Payment Channel Management System with Redis and Prometheus
Zhuanzhuan Tech
Zhuanzhuan Tech
Jan 5, 2024 · Operations

Building an Integrated Monitoring Platform: Architecture, Implementation, and Lessons from ZhaiZhai

This article presents a detailed case study of how ZhaiZhai designed and implemented a unified monitoring platform—combining business services, middleware, and operations resources—by selecting Prometheus and M3DB, automating Grafana dashboards, creating a low‑noise alerting system, and achieving large‑scale observability with significant cost and efficiency gains.

M3DBMonitoringPrometheus
0 likes · 21 min read
Building an Integrated Monitoring Platform: Architecture, Implementation, and Lessons from ZhaiZhai
转转QA
转转QA
Jan 4, 2024 · Operations

Automated Error Log Cleanup and Monitoring Mechanism for QA

This article describes how a QA team collaborated with developers to create an automated error‑log cleanup and monitoring system, detailing the background, offline follow‑up process, identified pain points, the design of a scheduled statistics solution, platform capabilities, observed benefits, and future improvement plans.

Error LoggingMonitoringQA
0 likes · 8 min read
Automated Error Log Cleanup and Monitoring Mechanism for QA
Zhuanzhuan Tech
Zhuanzhuan Tech
Jan 4, 2024 · Backend Development

Three‑Step Strategy for Identifying and Removing Zombie Services, Methods, and Component Dependencies

This article presents a detailed three‑step plan used by Zhezhuan to detect and eliminate zombie services, unused code methods, and obsolete component dependencies through monitoring, static analysis with Spoon, and Java‑agent based runtime tracing, achieving significant resource savings and improved code health.

JavaMonitoringService Governance
0 likes · 13 min read
Three‑Step Strategy for Identifying and Removing Zombie Services, Methods, and Component Dependencies
Tencent Cloud Developer
Tencent Cloud Developer
Jan 3, 2024 · Backend Development

Exception Handling: Requirements, Modeling, and Best Practices in Backend Development

The article outlines backend exception‑handling best practices, detailing business requirements such as memory‑safe multithreaded throws, clear separation of concerns, framework fallback strategies, simple macro‑based APIs, unified error‑code monitoring, rich debugging information, extensible type‑erased models, and appropriate handling of critical, recoverable, and checked exceptions across development and production environments.

C++DebuggingFramework Design
0 likes · 28 min read
Exception Handling: Requirements, Modeling, and Best Practices in Backend Development
Liangxu Linux
Liangxu Linux
Jan 2, 2024 · Information Security

How to Monitor Linux User Activity with Built‑In Commands and Auditd

This guide explains how to track Linux user activity and system events using native commands such as who, w, last, ps, ss, journalctl, and the auditd framework, providing step‑by‑step examples and advanced auditing techniques for security and compliance.

Monitoringauditdcommands
0 likes · 7 min read
How to Monitor Linux User Activity with Built‑In Commands and Auditd
Goodme Frontend Team
Goodme Frontend Team
Jan 1, 2024 · Frontend Development

How Guming’s Front‑End Data Center Enables Real‑Time Monitoring for Web, Mini‑Programs, Flutter & Node.js

Guming’s Front‑End Data Center integrates monitoring, performance, logging, and analytics for web, mini‑programs, Flutter clients, and Node.js services, offering real‑time alerts, high availability, sampling, multi‑channel data pipelines, custom charting, and detailed CPU/GC profiling to streamline issue diagnosis and business insights.

Monitoringdata platformfrontend
0 likes · 10 min read
How Guming’s Front‑End Data Center Enables Real‑Time Monitoring for Web, Mini‑Programs, Flutter & Node.js