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Virtual IP

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Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Jun 9, 2025 · Operations

How Nginx Master‑Slave Architecture Ensures High Availability

This article explains how Nginx's master‑slave (primary‑backup) setup, combined with Keepalived and a virtual IP, provides high‑availability for web and API services by automatically detecting failures, shifting the VIP, and allowing the backup server to take over without service interruption.

FailoverHigh AvailabilityKeepalived
0 likes · 4 min read
How Nginx Master‑Slave Architecture Ensures High Availability
Top Architect
Top Architect
Nov 3, 2021 · Databases

Designing a Highly Available Redis Service with Sentinel

This article explains why Redis is widely used, defines high availability for Redis services, enumerates common failure scenarios, evaluates four architectural solutions—including single‑instance, master‑slave with one, two, and three Sentinel instances—and finally presents a production‑grade HA design using three Sentinels and a virtual IP.

BackendHigh AvailabilityMaster‑Slave
0 likes · 12 min read
Designing a Highly Available Redis Service with Sentinel
Tencent Advertising Technology
Tencent Advertising Technology
Oct 26, 2021 · Artificial Intelligence

Seventh China International 'Internet+' College Student Innovation and Entrepreneurship Competition: Virtual IP Innovation Track and Tencent Advertising's Virtual Human Creative Service

The article reports on the seventh China International 'Internet+' College Student Innovation and Entrepreneurship Competition, highlighting its new industry challenge track focused on virtual IP, the award-winning solution from Beijing Institute of Technology using AI-driven digital human production, and Tencent Advertising's virtual human creative service for marketing.

AIDigital HumanInnovation Competition
0 likes · 6 min read
Seventh China International 'Internet+' College Student Innovation and Entrepreneurship Competition: Virtual IP Innovation Track and Tencent Advertising's Virtual Human Creative Service
Top Architect
Top Architect
Apr 12, 2021 · Databases

Designing a High‑Availability Redis Service with Sentinel

This article explains how to build a highly available Redis service by analyzing common failure scenarios, evaluating single‑instance, master‑slave with one or multiple Sentinel processes, and ultimately recommending a three‑Sentinel architecture combined with a virtual IP for seamless client usage.

FailoverHigh AvailabilityMaster‑Slave
0 likes · 11 min read
Designing a High‑Availability Redis Service with Sentinel
Architecture Digest
Architecture Digest
Apr 5, 2018 · Databases

Designing a Highly Available Redis Service Using Sentinel

This article explains how to build a highly available Redis deployment by defining HA requirements, analyzing failure scenarios, and progressively implementing solutions from a single instance to a three‑sentinel architecture with virtual IP failover for seamless client access.

FailoverHigh AvailabilityRedis
0 likes · 11 min read
Designing a Highly Available Redis Service Using Sentinel