PPro Gineous5d ago · 7 min readDisk Full on a Linux VPS? How to Find What Is Using the SpaceA full disk rarely announces itself. MySQL stops accepting writes, WordPress can't upload an image, apt fails halfway through an upgrade, or you get "No space left on device" from a command that workeprogineous.hashnode.dev
PPro Gineous6d ago · 10 min readUsing RDAP to Check a Domain's Expiry Date and Lock StatusEvery domain has a record at its registry that says when it expires, which locks are on it, which registrar controls it and which nameservers it hands visitors to. For years you read that record with progineous.hashnode.dev
SSiddaram MetriOct 19 · 16 min readClaude Code Status Line: Live Usage, Context & Reset TimersWhen I work in Claude Code, I keep asking the same questions: how full is this conversation, how much of my 5-hour and weekly limit have I used, and when does it reset? Built-in commands answer each osiddarammetri.hashnode.dev
HHelloCronOct 19 · 8 min readYour cron job did not fail. It never ran.There is a specific kind of outage that does not show up in any log you are reading. A backup job runs nightly at 3am. One night the machine reboots for a kernel patch and comes back with crond maskedhellocron.hashnode.dev
JjstashOct 18 · 10 min readSave JSON from a cron job or GitHub ActionSave a JSON result from a scheduled job to a stable URL, then read it from a static page or another script. This guide uses jstash JSON Bins for a server report from cron or repository stats from GitHjstash.hashnode.dev
UUnnati GuptaOct 16 · 7 min readDAY-1: Linux Internals — Understanding User Space, Kernel Space, System Calls, and /proc1. What Is the Linux Kernel? The kernel is the core of the Linux operating system. It acts as the bridge between applications and the underlying hardware. Although it is possible to run programs on a devunnatig.hashnode.dev
江江流石Oct 16 · 2 min readWrite a Folder Backup Script with Codex CLI on Free Sign-Up CreditA practical first Codex task: a bash script that zips a folder into a dated backup file. Run it on a relay's free sign-up credit. 1. Pick a relay that works with Codex On the AI Relay list, AgentRoutejliushi.hashnode.dev
SSanskriti HarmukhOct 14 · 6 min readAutomating Bash Scripts on Linux Using Cron and SystemdAutomating Bash scripts on Linux is essential for system administration tasks, such as installing applications and monitoring system logs. Cron is a job scheduler that runs tasks at specific intervalsvultr.hashnode.dev
江江流石Oct 11 · 2 min readHow to Switch Between Two Relays in Claude Code with Shell FunctionsIf you've signed up for more than one relay, you don't want to edit your shell profile every time you switch. Two small shell functions do it. Set up the functions Add this to ~/.zshrc (macOS) or ~/.bjliushi.hashnode.dev
MMounika Reddy IndyalaOct 9 · 10 min readShell Scripting — System Monitoring & Health ChecksIn the previous article, we learned about Automation & Cron Jobs. In this article, we will learn how Shell Scripting can be used to monitor Linux systems, check CPU, memory, disk, processes, services,mounikaindyala.hashnode.dev
