Bitcoin Core and Node Operations Articles

Bitcoin Core debug logging guide covering categories, IP and RPC privacy, permissions, retention, rotation, support bundles and incident evidence.

Bitcoin Core dbcache guide covering cache allocation, UTXO flushes, initial sync speed, memory headroom, shutdown and version-specific measurement.

Bitcoin Core Data Directory made simple. See what the feature does, where its limits sit and which checks node or wallet operators should make.

Bitcoin Core blocksonly mode made simple. See what the feature does, where its limits sit and which checks node or wallet operators should make.

Bitcoin Core Banlist made simple. See what the feature does, where its limits sit and which checks node or wallet operators should make.

Bitcoin Core ZMQ guide covering hash and raw block or transaction topics, unauthenticated PUB sockets, loss, reorgs and subscriber recovery.

Bitcoin Core process isolation guide for dedicated users, data and configuration permissions, RPC-client groups, service managers and safe backups.

Bitcoin Core RPC Cookie Authentication made simple. See what the feature does, where its limits sit and which checks node or wallet operators should make.

Bitcoin Core REST Interface made simple. See what the feature does, where its limits sit and which checks node or wallet operators should make.

Bitcoin Core 0.12.0 release guide covering libsecp256k1, mempool limits, opt-in RBF, RPC cookies, pruning wallets and downgrade planning.

Learn how Bitcoin mempool fee selection works, what it can earn, the costs and security checks, and how a Bitcoin node can support SHA-256 miners.

Learn how Bitcoin pruned nodes for miners works, what it can earn, the costs and security checks, and how a Bitcoin node can support SHA-256 miners.