Tagged articles

disk-io

9 articles · Page 1 of 1

Sep 26, 2026 · Operations

Complete Disk I/O Alert Troubleshooting: From Alert to Root Cause with 5 Real Cases

This article details a complete disk I/O alert investigation in production, covering core concepts like IOPS vs throughput, iostat/iotop analysis, and five real-world cases including MySQL missing indexes, log misconfiguration, backup conflicts, Redis persistence, and filesystem mount options, providing a reusable troubleshooting methodology.

MySQLPrometheusRedis

0 likes · 65 min read

Complete Disk I/O Alert Troubleshooting: From Alert to Root Cause with 5 Real Cases

360 Zhihui Cloud Developer

Aug 19, 2025 · Big Data

How to Accurately Size Kafka Clusters: Real‑World Disk I/O Tests and Capacity Planning

This article shares 360 Group's systematic Kafka capacity‑planning methodology, covering hardware performance analysis, disk I/O benchmarking, cluster configuration, load‑testing procedures, observed write‑read dynamics, and practical recommendations for reliable Kafka deployments.

Kafkabig-datacapacity-planning

0 likes · 11 min read

How to Accurately Size Kafka Clusters: Real‑World Disk I/O Tests and Capacity Planning

Liangxu Linux

Sep 4, 2024 · Operations

How to Build a Bash Script for Real‑Time Linux CPU, Memory, and Disk I/O Monitoring

This article provides a complete Bash script that gathers Linux system metrics—including IP address, CPU core count, utilization percentages, load averages, memory and swap usage, and disk I/O statistics—while explaining each command (ifconfig, grep, awk, top, vmstat, free, iostat, uptime) and how the script assembles the results.

CPUMemorydisk-io

0 likes · 16 min read

How to Build a Bash Script for Real‑Time Linux CPU, Memory, and Disk I/O Monitoring

MaGe Linux Operations

Dec 15, 2023 · Backend Development

Why Kafka’s Disk I/O Isn’t Slow: Leveraging OS Page Cache for High Performance

This article explains how Kafka’s design uses the operating system’s page cache and sequential disk writes to achieve fast, reliable persistence, debunking the myth that disk I/O is inherently slow and outlining practical configuration tips.

BackendPerformancedisk-io

0 likes · 11 min read

Why Kafka’s Disk I/O Isn’t Slow: Leveraging OS Page Cache for High Performance

Big Data Technology Architecture

Mar 15, 2023 · Big Data

Ensuring Secure Write Paths in Hadoop S3A: Experiments, Benchmarks, and Best Practices

This article analyses the security of Hadoop S3A write paths in data lakes, explains fast upload mechanisms, demonstrates disk‑IO and network‑error simulations, compares checksum algorithms, and presents Alibaba Cloud EMR JindoSDK best‑practice results with performance and reliability evaluations.

HadoopNetwork ReliabilityS3A

0 likes · 24 min read

Ensuring Secure Write Paths in Hadoop S3A: Experiments, Benchmarks, and Best Practices

Su San Talks Tech

Jan 7, 2022 · Big Data

Unlock Kafka’s Speed: Deep Dive into Performance Optimizations

This article explores Kafka’s performance architecture, covering network and disk bottlenecks, sequential writes, zero‑copy techniques, page cache usage, Reactor‑based networking, batch processing, compression, partition concurrency, and file structures, providing practical optimization methods for high‑throughput streaming applications.

JavaKafkaOptimization

0 likes · 17 min read

Unlock Kafka’s Speed: Deep Dive into Performance Optimizations

Refining Core Development Skills

Nov 1, 2021 · Fundamentals

Understanding Linux File System: Disk Structure, Inodes, and Performance Optimizations

This article explains the physical structure of mechanical disks, partitioning strategies, inode and block allocation, and how filename length and directory layout affect Linux file system performance, providing practical experiments and tips for improving disk I/O.

File SystemLinuxdisk-io

0 likes · 17 min read

Understanding Linux File System: Disk Structure, Inodes, and Performance Optimizations

Ctrip Technology

Jul 9, 2020 · Backend Development

Lessons from QMQ: Network and Disk I/O Problems and Their Mitigations

The article analyzes real‑world network and disk I/O issues encountered in Qunar Message Queue (QMQ), explains root causes such as Netty OOM, file‑handle exhaustion, TCP timeout handling, and large‑traffic bursts, and presents practical mitigation strategies for backend systems.

Network IOQMQdisk-io

0 likes · 11 min read

Lessons from QMQ: Network and Disk I/O Problems and Their Mitigations

Efficient Ops

May 28, 2019 · Operations

Speed Up a Slow Linux PC: Check CPU, Services, Memory, and Disk I/O

This guide walks you through essential Linux performance diagnostics—examining CPU details, startup services, load averages, memory usage, and disk I/O—providing commands and practical solutions to identify bottlenecks and improve system responsiveness for your workstation.

CPUMemoryPerformance

0 likes · 7 min read

Speed Up a Slow Linux PC: Check CPU, Services, Memory, and Disk I/O