Cloud egress cost: the architecture tax hiding in traffic
Cloud egress cost: the architecture tax hiding in traffic. A practical production guide with diagnostic commands, failure interpretation, and a safe…
Cloud free tiers: useful experiment, risky architecture
Cloud free tiers: useful experiment, risky architecture. A practical production guide with diagnostic commands, failure interpretation, and a safe decision…
Load balancer cost for small applications: value vs overhead
Load balancer cost for small applications: value vs overhead. A practical production guide with diagnostic commands, failure interpretation, and a safe…
Cloud Run is brilliant compute and awkward hosting for stateful OSS
Google Cloud Run can deploy open-source software quickly, but its runtime and storage model create tradeoffs. Here is where the friction appears and when a…
Cloudflare Workers are not a general Linux host
Cloudflare Workers can deploy open-source software quickly, but its runtime and storage model create tradeoffs. Here is where the friction appears and when…
Connection refused vs no route to host
Connection refused vs no route to host. A practical production guide with diagnostic commands, failure interpretation, and a safe decision sequence.
Kubernetes vs a few VMs: when orchestration costs more
Kubernetes vs a few VMs: when orchestration costs more. A practical production guide with diagnostic commands, failure interpretation, and a safe decision…
Coolify makes a VPS feel like a PaaS—but the VPS still exists
Coolify can deploy open-source software quickly, but its runtime and storage model create tradeoffs. Here is where the friction appears and when a VPS is…
Infrastructure cost per customer: build a useful unit metric
Infrastructure cost per customer: build a useful unit metric. A practical production guide with diagnostic commands, failure interpretation, and a safe…
Cron job not running? Check environment, path, and mail
Cron job not running? Check environment, path, and mail. A practical, safe workflow with diagnostic commands, interpretation, common traps, and a…
curl timing breakdown: DNS, connect, TLS, first byte, and total
curl timing breakdown: DNS, connect, TLS, first byte, and total. A practical production guide with diagnostic commands, failure interpretation, and a safe…
Database migrations without taking production down
Database migrations without taking production down. A practical production guide with diagnostic commands, failure interpretation, and a safe decision sequence.
Prevent overlapping production deployments safely
Prevent overlapping production deployments safely. A practical production guide with diagnostic commands, failure interpretation, and a safe decision sequence.
Graceful deployment: drain HTTP, WebSocket, and worker traffic
Graceful deployment: drain HTTP, WebSocket, and worker traffic. A practical production guide with diagnostic commands, failure interpretation, and a safe…
Deployment health checks that prevent bad releases
Deployment health checks that prevent bad releases. A practical production guide with diagnostic commands, failure interpretation, and a safe decision sequence.
Rollback strategy: code, schema, configuration, and data
Rollback strategy: code, schema, configuration, and data. A practical production guide with diagnostic commands, failure interpretation, and a safe…
Rotate deployment secrets without breaking the pipeline
Rotate deployment secrets without breaking the pipeline. A practical production guide with diagnostic commands, failure interpretation, and a safe decision…
DigitalOcean App Platform or a Droplet for open source?
DigitalOcean can deploy open-source software quickly, but its runtime and storage model create tradeoffs. Here is where the friction appears and when a VPS…
Disaster recovery DNS: TTL is only one part of failover
Disaster recovery DNS: TTL is only one part of failover. A practical production guide with diagnostic commands, failure interpretation, and a safe decision…
Distributed trace has missing spans: propagation and sampling
Distributed trace has missing spans: propagation and sampling. A practical production guide with diagnostic commands, failure interpretation, and a safe…
DNS propagation is usually caching: measure the actual TTL
DNS propagation is usually caching: measure the actual TTL. A practical production guide with diagnostic commands, failure interpretation, and a safe…
DNS SERVFAIL vs NXDOMAIN: stop treating them as the same
DNS SERVFAIL vs NXDOMAIN: stop treating them as the same. A practical production guide with diagnostic commands, failure interpretation, and a safe…
Docker bind mount permission denied on Linux
Docker bind mount permission denied on Linux. A practical production guide with diagnostic commands, failure interpretation, and a safe decision sequence.
Docker build cache is stale—or your context is wrong
Docker build cache is stale—or your context is wrong. A practical production guide with diagnostic commands, failure interpretation, and a safe decision…