RPC Troubleshooting
RPC Latency Slow: Causes, Measurement, and Fixes
Learn what drives blockchain JSON-RPC latency, how to measure it with curl, and how to reduce it using geographic endpoints, batching, and caching.
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RPC Troubleshooting
JSON-RPC Batch Requests: Format, Examples, and Best Practices
Learn the JSON-RPC 2.0 batch request format, how to send multiple calls in one HTTP request, and when to use batching to reduce latency and improve throughput.
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RPC Node Monitoring: Metrics, Alerts, and Failover
Learn how to monitor blockchain RPC endpoints and nodes with Prometheus, Grafana, health checks, and alerting, plus how to build high-availability failover.
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Public RPC Endpoint Risks: What to Know Before Going to Production
Free public RPC endpoints are convenient but risky for production. Learn about rate limits, data consistency, security, and when to switch to dedicated endpoints.
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