system availability

Tencent Cloud Developer

Jan 10, 2024 · Operations

The Challenges of Building Continuously Available Systems: Entropy, Murphy's Law, and the 'Divine Doctor Paradox'

Building continuously available systems in 2023 is hampered by entropy‑driven technical debt and Murphy’s Law failures, and the “Divine Doctor Paradox” shows that successful availability work goes unnoticed while blame follows any outage, making cultural commitment—not just technology—the essential solution.

EntropyHigh AvailabilityMurphy's Law

0 likes · 14 min read

The Challenges of Building Continuously Available Systems: Entropy, Murphy's Law, and the 'Divine Doctor Paradox'

DevOps

Jul 28, 2021 · Operations

Improving System Availability: Stages, Influencing Factors, and Practical Measures

This article explains system availability, outlines three stages of incident handling, identifies key factors that degrade availability such as human error, avalanche effects, untested releases and infrastructure failures, and proposes technical and team‑oriented practices to enhance reliability and achieve higher "nines" of uptime.

DevOpsReliabilityincident management

0 likes · 11 min read

Improving System Availability: Stages, Influencing Factors, and Practical Measures

Qunar Tech Salon

Jul 28, 2017 · Backend Development

Ensuring Transaction System Availability with Rate Limiting, Circuit Breaking, Gray Release, Warm‑up, Automated Diff Testing, ARES Regression Tool, and a DAG‑Based Asynchronous Programming Framework

The article describes how a high‑traffic e‑commerce transaction system improves availability through rate limiting, circuit breaking, gray‑release, JVM warm‑up, an online diff testing tool, the ARES regression platform, and a DAG‑driven asynchronous execution framework to boost throughput and reduce latency.

Async ProgrammingDAGRate Limiting

0 likes · 6 min read

Ensuring Transaction System Availability with Rate Limiting, Circuit Breaking, Gray Release, Warm‑up, Automated Diff Testing, ARES Regression Tool, and a DAG‑Based Asynchronous Programming Framework