Linux systems & hosting operations
Practical Linux, from someone who runs it
Server administration, hosting operations, and the troubleshooting steps that actually fix things — written by a Linux engineer who does this for a living.
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A Practical Guide to rsync for Server Backups
Mirroring versus real incrementals, the trailing-slash trap, hard-link snapshots, and how to prove a backup actually restores.
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Find and Kill the Process Holding a Port on Linux
Mapping a port to the process that owns it with ss, lsof and fuser, and why killing that process often does not free the port.
Read more: Find and Kill the Process Holding a Port on Linux
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Shared vs VPS vs Reseller Hosting: Which Do You Actually Need?
What each hosting model actually gives you, how noisy-neighbour problems really work, and the hidden cost of moving to a VPS.
Read more: Shared vs VPS vs Reseller Hosting: Which Do You Actually Need?
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Diagnosing High Load Average on Linux
What load average really counts, why a healthy database server can sit at 40, and how to tell CPU contention from I/O wait.
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What Actually Differs: cPanel vs CloudPanel for an Operator
An operator-level comparison of two very different hosting control panels: stack, isolation, licensing, migration effort and where each one genuinely fits.
Read more: What Actually Differs: cPanel vs CloudPanel for an Operator
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journalctl: A Practical Guide to the systemd Journal
Reading, filtering and keeping the systemd journal under control: by unit, by boot, by priority, and how to stop it eating your disk.
Read more: journalctl: A Practical Guide to the systemd Journal
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