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36 articles
One always-on Laravel app with a database, Redis and a queue worker, priced on Laravel Cloud, Railway, Render and a Hetzner or DigitalOcean VPS using…
Vultr starts at $2.50 a month (IPv6 only) or $3.50 with IPv4. 1 GB costs $5, 2 GB $10 and 4 GB $20 on Regular Performance, or $6, $12 and $24 on High…
Redis suddenly rejects every write with "MISCONF Redis is configured to save RDB snapshots". Here is how to find out why the snapshot failed (a full d…
Redis refuses writes with "OOM command not allowed when used memory > 'maxmemory'" because it has a memory limit but no eviction policy. Here is the o…
Why a new PostgreSQL user fails with "Peer authentication failed" from the command line and "password authentication failed" from Laravel, how Ubuntu'…
Everything to do in the first hour on a fresh Ubuntu 26.04 LTS server, in order: a sudo user, SSH keys, the firewall, automatic security updates, swap…
Your VPS disk is full and MySQL, Docker or apt is failing. Here is how to find what is using the space in a few minutes (Docker images and logs, the s…
The PHP-FPM warning "server reached pm.max_children setting (5)" means requests are queueing behind five busy workers. Here is how to work out the rig…
"KVM VPS", "shared vCPU" and "dedicated vCPU" decide how your server behaves under load, not just what it costs. Here is what each means, how to check…
The same 1 GB, 2 GB and 4 GB VPS at Hetzner, DigitalOcean, Vultr and Akamai (Linode), side by side for 2027: monthly price, included traffic, backups…
Two critical PHP flaws (CVE-2026-109618 and CVE-2026-109619) allow remote code execution and are being exploited. Here is how to check your server, pa…
Docker writes its own firewall rules, so UFW can say a port is blocked while a container port stays open to the internet. Here is how to check your ow…
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