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Browser console: when to use it and how it differs from SSH

The Console tab in your service panel opens a browser-based serial console attached directly to your VM's display.…

OS reload: switching distros without losing your IP

OS reload wipes your VPS clean and re-provisions it from a fresh cloud-init image — different distribution if you…

Rescue mode: recovering from a broken kernel or SSH lockout

Rescue mode boots your VPS from a SystemRescue ISO instead of its own disk. The disk is still attached, untouched,…

Reading the resource graphs in your portal — what each metric means

The Graphs tab on every VPS draws four utilization charts pulled straight from the hypervisor: CPU, memory, network,…

Hardening SSH on a new VPS — keys, fail2ban, disabling root login

The default sshd_config on most cloud images is "open enough to be usable." Anything internet-facing draws constant…

AlmaLinux SELinux — the gotchas you'll hit on your first VPS

SELinux is on by default on AlmaLinux (and RHEL, Rocky, CentOS Stream). It enforces a mandatory access control policy…

Debian backports — newer software on a stable base

Debian stable is famously conservative — the version of any given package in stable is whatever shipped when that…

Ubuntu LTS upgrade — moving from one LTS to the next, safely

Ubuntu LTS releases every two years (20.04, 22.04, 24.04, 26.04 ...). When an LTS approaches end-of-standard-support…

Docker on a small VPS — what to expect, what to avoid

Docker (and its rootless cousin Podman) is a popular way to run multiple applications on a single VPS in isolated…

Choosing a Linux distro for your VPS — Debian vs Ubuntu vs AlmaLinux

The "which distro?" question gets reopened every few years as the ecosystem shifts. LYLIX offers three Linux distros…

Reading your VPS logs — journalctl, dmesg, /var/log, what matters when

Every troubleshooting article tells you to "check the logs." This article tells you which log, with what flag,…

Setting up Netdata on a LYLIX VPS in 60 seconds — real-time metrics without the heavy stack

You don't need Prometheus, Grafana, Loki, and a week to get useful monitoring on a single VPS. Netdata installs in…

OS reload failed with "Invalid template" — what it means and how to recover

You ran an OS reload from the customer portal and the result came back: Service: NNNN, Distro: <name>, Error:…

Unattended security updates — turning on auto-patching per distro

Manually running apt upgrade every week is a discipline most operators lose within three months of provisioning.…

Swap on a VPS — when to use it, how much, and how to set it up

Swap on a VPS lives in a fuzzy zone of folk wisdom: "you don't need swap if you have enough RAM," "swap will thrash…

Writing your first systemd unit — the practical 101

Every modern Linux distro uses systemd as PID 1; sooner or later you need to run your own service under it (a custom…

Cron vs systemd timers — when each fits and which to reach for

Linux gives you two ways to schedule recurring work: the 50-year-old cron, and systemd timers. Both work. They have…

Logrotate recipes — keeping /var/log from eating your disk

Every application that logs to a file under /var/log/ eventually fills the disk if nothing rotates it. Distro…

Time sync on a VPS — chrony, systemd-timesyncd, why time matters

Wrong clocks break things in ways that are infuriating to debug: TLS handshakes fail with "certificate not yet…

Kernel updates and reboots — when you actually need to reboot

Every Linux distro updates the kernel periodically — security CVEs, hardware support, performance fixes. The new…

User and sudo management on a VPS — adding users, scoping privileges, auditing access

Logging into a fresh VPS as root via password is fine for the first 10 minutes. After that you want named user…

Network config on a VPS — what your distro uses and where to edit

Every Linux distro has settled on one of three network configuration systems, and which one you're dealing with…

Performance tuning basics — sysctl, ulimit, and the scheduler knobs that actually matter

Linux out of the box runs fine for most workloads. The "performance tuning" articles you find online often paste 50…

Shipping logs off the VPS — when, why, and to where

Keeping logs locally is fine until you actually need them — at which point either the disk is full and they've…

File permissions and ACLs — when chmod isn't enough

The chmod/chown trio (owner-group-other × read-write-execute) is enough for most file permission needs. When it…

SSH config for power users — ProxyJump, ControlPath, host aliases

If you SSH into more than three machines, your ~/.ssh/config is doing more work than you think. The default behavior…

Migrating legacy iptables rules to nftables

Every modern Linux distro now ships with nftables as the native firewall backend; iptables is kept around as a…

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