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Event-driven applications using Web3.js often fail silently when websocket connections drop. This leaves critical contract events unprocessed, breaking application state and user experience.
Learn how to listen to smart contract events in real time using Web3.js eth.subscribe, handle reconnections, and weigh the trade‑offs of persistent WebSocket connections.
Nomad 1.5 added event subscription filtering, letting users specify event types, namespaces, jobs, or nodes to limit the traffic sent to external alerting systems. The goal is to keep alert pipelines clean while still capturing critical state changes. However, the filter only applies to the Nomad server; clients that pull the stream without filters will stil
web3js
prometheus
nomad