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Backlog

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macrozheng
macrozheng
Aug 2, 2024 · Backend Development

How to Quickly Resolve Massive Kafka Message Backlog in Production

This guide explains why Kafka message backlogs occur, how to diagnose bugs, optimize consumer logic, and use temporary topics for emergency scaling, while emphasizing monitoring, alerts, and proper offset handling to keep your streaming system healthy.

BacklogConsumerJava
0 likes · 5 min read
How to Quickly Resolve Massive Kafka Message Backlog in Production
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 Queueconsumer scaling
0 likes · 7 min read
How to Resolve Online Message Queue Backlog Issues
Architecture & Thinking
Architecture & Thinking
Jun 9, 2023 · Backend Development

Why Do Message Queues Get Backlogged and How to Fix It Fast?

This article examines why message queues become backlogged—covering producer overload, broker persistence failures, and consumer bottlenecks—and outlines a step‑by‑step scaling and remediation strategy to restore smooth processing, including temporary queue expansion, load‑balanced forwarding, and post‑recovery cleanup.

BacklogReliabilityScaling
0 likes · 6 min read
Why Do Message Queues Get Backlogged and How to Fix It Fast?
IT Services Circle
IT Services Circle
Mar 24, 2023 · Fundamentals

Understanding TCP Connection Queues: Full and Half‑Open Queues, Overflow, and Linux Tuning

This article explains how TCP full and half‑open connection queues work on Linux, why they overflow when the number of connections grows, and provides practical commands and kernel parameter adjustments such as backlog, somaxconn, and tcp_max_syn_backlog to resolve the issue.

BacklogConnection QueueLinux
0 likes · 11 min read
Understanding TCP Connection Queues: Full and Half‑Open Queues, Overflow, and Linux Tuning
DevOps
DevOps
Nov 17, 2022 · Product Management

Agile Demand Management: Principles, Challenges, and Practices for Product Teams

The article examines the gap between the ideal of agile demand management—clear value‑driven goals, fast iterative releases, and unified backlogs—and the reality many teams face, then offers concrete principles, role guidelines, and decision‑making models to help product managers overcome common obstacles and achieve true demand agility.

AgileBacklogSmall Release
0 likes · 18 min read
Agile Demand Management: Principles, Challenges, and Practices for Product Teams
DevOps
DevOps
Nov 15, 2021 · R&D Management

Key Indicators for Evaluating Genuine Agile Practices

This article outlines six practical metrics—unified backlog, user‑centric requirement description, consistent requirement flow, short lead time, high iteration completion rate, and stable iteration velocity—to help teams distinguish superficial agile ceremonies from truly effective agile execution.

AgileBacklogR&D
0 likes · 5 min read
Key Indicators for Evaluating Genuine Agile Practices
Aikesheng Open Source Community
Aikesheng Open Source Community
Mar 29, 2021 · Databases

Understanding Low Redis Memory Fragmentation Ratio and Its Real Causes

This article explains why a low Redis memory fragmentation ratio is not necessarily caused by swap usage, demonstrates experiments with disabled swap and varying repl‑backlog‑size, and concludes that large replication buffers and small data sets can naturally produce ratios far below 1, which is normal.

BacklogRedisReplication
0 likes · 7 min read
Understanding Low Redis Memory Fragmentation Ratio and Its Real Causes
Ctrip Technology
Ctrip Technology
Dec 28, 2019 · Operations

Root Cause Analysis of Dubbo Connect Timeout in High‑Concurrency Scenarios and Backlog Tuning

This article presents a detailed case study of intermittent Dubbo connect‑timeout errors in a high‑concurrency deployment, describing step‑by‑step diagnostics—from port status checks and registry verification to TCP dump analysis—and explains how adjusting the server’s backlog and accept queue resolved the SYN‑drop issue.

BacklogDubboNetwork Tuning
0 likes · 12 min read
Root Cause Analysis of Dubbo Connect Timeout in High‑Concurrency Scenarios and Backlog Tuning
DevOps
DevOps
May 19, 2019 · R&D Management

How the Production of Friends Season 6 Mirrors Agile and Scrum Practices

The article uses the behind‑the‑scenes process of Friends Season 6 to illustrate agile concepts such as backlog, user stories, MVP, Scrum meetings and continuous delivery, showing how a sitcom’s production can serve as a model for effective R&D management.

BacklogFriendsMVP
0 likes · 11 min read
How the Production of Friends Season 6 Mirrors Agile and Scrum Practices
DevOps
DevOps
Jan 24, 2019 · R&D Management

Finding the Right Granularity for a Cross‑Project Backlog in Agile Delivery

The article discusses the challenges of allocating delivery team resources based on project budgets, the need for a monthly stakeholder "parliament" to prioritize demands, and the difficulty of creating a manageable, value‑driven backlog that balances large projects, regulatory work, and small initiatives.

AgileBacklogDevOps
0 likes · 6 min read
Finding the Right Granularity for a Cross‑Project Backlog in Agile Delivery
DevOps
DevOps
Jun 11, 2018 · Product Management

User Story Mapping Resources – Theory and Practice

This article compiles a series of Chinese-language resources on user story mapping, explaining how the technique helps agile teams create clearer backlog, prioritize features, and plan releases, offering both theoretical background and practical steps for effective implementation.

AgileBacklogUser Story Mapping
0 likes · 4 min read
User Story Mapping Resources – Theory and Practice
DevOps
DevOps
Jan 11, 2017 · Product Management

How to Build and Use a User Story Map

The article explains how to construct a user story map, organize activities and tasks, prioritize features using a spine-and-rib metaphor, and leverage the map for planning, testing, and communication throughout product development, offering practical guidance for agile teams and product managers.

AgileBacklogUser Story Map
0 likes · 14 min read
How to Build and Use a User Story Map
DevOps
DevOps
Jan 10, 2017 · Product Management

Why Flat Backlogs Fail and How to Build Effective User Story Maps

The article explains why flat user‑story backlogs are ineffective, illustrates the problems with prioritizing and planning using such lists, and shows how constructing a user‑story map provides context, improves backlog management, and enables better release planning for product development.

AgileBacklogRelease Planning
0 likes · 10 min read
Why Flat Backlogs Fail and How to Build Effective User Story Maps
DevOps
DevOps
Jan 10, 2016 · Product Management

Practical Workshop on User Story Mapping: Visualizing Agile Requirements

The article recounts a hands‑on Beijing Agile Community workshop on User Story Mapping, explains the technique’s role in solving common agile requirement‑analysis problems, describes its structure and how it connects to backlog and release planning, and shares personal reflections on its usefulness for product management.

AgileBacklogRelease Planning
0 likes · 8 min read
Practical Workshop on User Story Mapping: Visualizing Agile Requirements
Art of Distributed System Architecture Design
Art of Distributed System Architecture Design
Jun 24, 2015 · Fundamentals

Integrating Agile Practices with Architecture: Five Practical Recommendations

The article explains how architects can adopt a risk‑ and cost‑driven, lightweight approach to keep architecture agile, offering five actionable recommendations—decision‑focused delivery, a backlog of architectural concerns, economic impact prioritization, minimal architecture, and delivering just enough expectations—applicable across agile and plan‑driven projects.

AgileBacklogCost-driven
0 likes · 12 min read
Integrating Agile Practices with Architecture: Five Practical Recommendations