Achieving Nginx High Availability with Keepalived: Active‑Passive Setup Explained

To prevent single‑point failures of Nginx at the traffic entry, this guide explains why high availability is essential, outlines typical risks, and details a production‑grade Active‑Passive solution using Keepalived and VRRP to automatically fail over a virtual IP within seconds.

Active-PassiveVRRPhigh availability

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Achieving Nginx High Availability with Keepalived: Active‑Passive Setup Explained

Programmer DD

Feb 20, 2021 · Big Data

How Uber Built a Multi‑Region Kafka Architecture for Disaster Recovery

Uber operates the world’s largest Kafka cluster, handling trillions of messages daily, and has engineered a multi‑region deployment with active/active and active/passive consumption modes, offset management, and uReplicator to ensure high‑availability and seamless disaster recovery across data centers.

Active-ActiveActive-PassiveKafka

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How Uber Built a Multi‑Region Kafka Architecture for Disaster Recovery

Architects' Tech Alliance

Sep 27, 2017 · Operations

Understanding HPE 3PAR Storage Federation, Peer Motion, Online Import, and Peer Persistence

The article explains HPE 3PAR's Storage Federation features—including Peer Motion, Online Import, and Peer Persistence—detailing their mechanisms, benefits, and comparisons with active‑active solutions and similar offerings from Dell and Fujitsu for high‑availability storage architectures.

Active-PassiveData CenterHPE 3PAR

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Understanding HPE 3PAR Storage Federation, Peer Motion, Online Import, and Peer Persistence