Topic
Web3 Infrastructure
Infrastructure practices for blockchain-facing systems, reliability, and operational controls.
This topic is for infrastructure lessons around blockchain-facing services, node operations, reliability boundaries, and operational controls.
Articles
Two Failures After a Shiden Node Downgrade: RocksDB Lock Contention and a litep2p Panic
A field note on a Shiden archive RPC node downgrade: a backup container acquired the RocksDB lock, the old primary hit a litep2p panic, and the node was recovered without deleting chain data.
Sizing and Isolating Archive/RPC Nodes on AWS
A field note on adding several archive/RPC nodes with narrow Terraform plans, separate security groups, explicit disk sizing, and private RPC boundaries.
Reading Astar and Shiden Catch-up Logs Without Overreacting
A field note on Astar and Shiden archive/RPC node catch-up: parachain vs relaychain logs, finalized #0, warp sync, pruning flags, snapshots, and version choice.
A Small Grafana Dashboard for Blockchain Node Operations
How to shape a Prometheus and Grafana view around machine health, RPC reachability, sync state, block height, peer count, and per-node filtering.
When Local RPC Works but Another EC2 Times Out
A field note on debugging a private Erigon JSON-RPC timeout across EC2 instances by separating client failure, node health, socket binding, and security group rules.
Reading Substrate-style and Erigon Sync Logs in Practice
A field note on interpreting parachain logs, why bootnodes do not automatically fix slow execution, and why an Erigon archive node can jump to a high block quickly.
What Erigon3 Is Doing After Startup
Understand Erigon3 startup, snapshots, Execution, P2P, and Heimdall sync through official docs and real operational logs.