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Practical guides, infrastructure notes, and lessons for running your corner of the internet.
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128 articles-
Investigating Slow PostgreSQL Queries on a VPS
Find the database work behind a slow request before changing indexes, memory settings, or server size.
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Trusted Proxy Headers: Preserve Client IPs Without Trusting Spoofed Values
Forwarded headers are trustworthy only when a known proxy controls them. Map the request path before using them for security decisions.
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Vaultwarden Hosting on Your Own VPS
A lightweight Vaultwarden instance fits on a $3.00/mo gc.nano server with Docker and a dedicated IPv4 for HTTPS.
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CAA Records Explained: Avoid Certificate Issuance Surprises
A CAA record is a certificate issuance policy. Inventory it alongside your certificate client before moving a site or changing authorities.
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A Linode Alternative in the Akamai Cloud Era
Linode is now part of Akamai Cloud, with a much broader footprint than LayerOne. Tampa, price, and a direct operator relationship are the narrower case.
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Self-Hosted Analytics on a VPS: Plan Ingestion, Storage, and Reporting
Size analytics by the events you retain and the reports you run, then verify the complete collection path.
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Subdomains vs Subdirectories: Hosting and Security Tradeoffs
Choose a URL structure by the operational boundary you need, then account for routing, browser security, and deployment ownership.
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Hosting WebSocket Applications on a VPS: Connections, Restarts, and State
Operate live connections without assuming that one successful handshake proves reliable realtime behavior.
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How to Diagnose Disk I/O Pressure on a Linux VPS
Connect slow requests to actual storage activity and separate background contention from application access patterns.
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Authoritative vs Recursive DNS for VPS Owners
Understand the two DNS roles that explain why your control panel, laptop, and visitors can temporarily show different answers.
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TCP vs UDP: What Changes When You Host an Application
A port number is only half a firewall rule. Match the transport protocol and test the behavior your application actually needs.
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Inbound vs Outbound Firewall Rules for a VPS Application
Inbound rules govern who reaches your services. Outbound policy needs a dependency inventory so routine jobs and updates keep working.
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