International Journal on Science and Technology

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Ensuring High Availability in Distributed Notification Systems: Best Practices

Author(s) Ankita Kamat
Country United States
Abstract Distributed notification systems serve as critical infrastructure in modern digital applications, delivering
time-sensitive information across environments where reliability directly impacts business operations and
user experience. This article explores strategies for ensuring high availability in notification systems,
addressing challenges that arise from hardware failures, network outages, and scheduled maintenance.
The discussion covers foundational redundancy approaches by examining key architectural patterns,
including active-active and active-passive configurations that eliminate single points of failure. The article
extends to state management techniques employing consensus algorithms like Raft, Paxos, and ZAB
alongside various replication strategies that balance consistency and availability requirements. Fault
detection mechanisms such as heartbeat protocols, gossip protocols, and health checks are presented with
graceful degradation strategies that maintain essential functionality during disruptions. Storage practices,
proactive monitoring techniques, and disaster recovery planning complete the holistic approach to
building resilient notification infrastructures that deliver uninterrupted service even under adverse
conditions.
Keywords Notification systems, High availability, Redundancy architectures, Fault tolerance, Disaster recovery
Field Computer
Published In Volume 16, Issue 1, January-March 2025
Published On 2025-03-22
Cite This Ensuring High Availability in Distributed Notification Systems: Best Practices - Ankita Kamat - IJSAT Volume 16, Issue 1, January-March 2025. DOI 10.71097/IJSAT.v16.i1.2697
DOI https://doi.org/10.71097/IJSAT.v16.i1.2697
Short DOI https://doi.org/g892fc
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