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2026-09-30
HTTP has three versions in active use: HTTP/1.1, HTTP/2, and HTTP/3. Methods, headers, and status codes are the same across them, so an application usually doesn’t care which version a request arrived with. The …
Read more2026-09-22
Lab and field data Lighthouse and WebPageTest measure site speed in controlled conditions: one device, one network, one run. This is convenient during development, but real visitors open the site from slow phones, over …
Read more2026-09-22
KVM (Kernel-based Virtual Machine) — a virtualization subsystem built into the Linux kernel since version 2.6.20. It uses CPU hardware virtualization support (Intel VT-x, AMD-V) and turns the Linux kernel into a …
Read more2026-09-22
Monitoring is the continuous collection and analysis of data about the operation of servers, networks, databases, and applications. Its goal is to detect a problem before users do: to see that disk space is running out, …
Read more2026-09-22
FASTPANEL — a free server control panel developed by the hosting provider FASTVPS team. It is installed on a personal VPS or a dedicated server to manage websites, databases, mail, and backups via a web interface without …
Read more2025-09-03
Swap is virtual memory on disk that saves your VPS from crashing when RAM runs out. On low-cost servers, it’s an indispensable tool to avoid failures during short-term memory usage spikes. Setup is simple: create a file, …
Read more0001-01-01
I’ll optimize the operation of PHP-FPM and databases to reduce load and prevent 5XX errors. I’ll configure the correct process, memory, and timeout settings. I’ll analyze slow SQL queries and fix …
Read more0001-01-01
I will configure and optimize Apache for your projects. I will enable support for SSL/TLS and HTTP/2. I will configure mod_rpaf to correctly display real IPs when working through a proxy. I will configure .htaccess for …
Read more0001-01-01
I will configure and optimize Nginx for your needs. I will enable support for SSL/TLS, HTTP/2, and HTTP/3. I will achieve maximum speed and stability for your website. I will perform a configuration audit and fix errors. …
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