Ggetopservoinopservo.hashnode.dev·16h ago · 2 min readA simpler, cheaper Datadog alternative for small teamsEnterprise observability is built for SRE teams with a budget. If you run a handful of servers without one, here’s what to look for instead. Datadog, New Relic and the rest are excellent — for the tea00
ASArtem Senenkoinuptimepage.hashnode.dev·2d ago · 14 min readICMP vs TCP vs UDP: the difference, explained for developersTL;DR. ICMP, TCP and UDP all travel inside IP packets, but they ask different questions. ICMP echo (ping) asks "does this address answer at all?" and needs no port. TCP asks "is a program listening on00
MTMike Tickstemintickstem.hashnode.dev·4d ago · 6 min readCronitor Alternative: Cron Scheduling and Monitoring in One ToolCronitor is solid at what it does — it watches cron jobs you already have running somewhere and alerts you when they fail, run too long, or stop checking in. What it doesn't do is run the job for you.00
Ggetopservoinopservo.hashnode.dev·4d ago · 5 min readWhat to Do When a Linux Server Load Average Is High High load average on your Linux server? Learn how to diagnose the real cause and fix it fast — with practical commands and clear steps. You glance at your monitoring dashboard or run a quick top and s00
ENEvangelist Navalinevangelist67.hashnode.dev·5d ago · 2 min readSet up a website change alert on the URL you already refresh every morningI used to open the same three URLs every morning like it was a job. Competitor pricing. A vendor status page. A careers page I cared about more than LinkedIn did. Most days nothing moved. Then one Tue00
ENEvangelist Navalinevangelist67.hashnode.dev·6d ago · 3 min readSet up a webhook docs alert on the endpoint URL your worker actually posts toOur webhook receiver went quiet on a Tuesday. No vendor incident. Status page still green. Support said "check the docs." The docs still looked fine until I scrolled to the endpoint table. /v1/hooks w00
BDBlack Dragoninbd-netcat.hashnode.dev·Sep 7 · 5 min readBuilding NAGAHITAM.MY: A Go-Based Remote Shell and Server Management PlatformManaging multiple servers can become complicated quickly. As the number of machines grows, administrators need a reliable way to monitor nodes, manage connections, and access authorized systems withou00
AAAyobami Adejumoinfreecodecamp.org·Sep 7 · 19 min readAWS Cloud Cost Monitoring, Alerting, and Optimization: A Guide for DevsThere's a common conversation that happens in engineering teams every month. Someone forwards a screenshot of the AWS bill. The number is higher than last month. Everyone nods and agrees it should be 00
AArdiansyahinardiansyahsulistyo.hashnode.dev·Sep 5 · 7 min readMinimal monitoring: logs, disk, and uptime on a small Ubuntu VPSThis is the fifth and (for now) final post in a small series on baseline Ubuntu VPS setup before deploying web applications. The previous posts covered: Baseline server setup: non-root user, SSH keys00
CVChosen Vincentinfreecodecamp.org·Sep 3 · 16 min readHow OpenTelemetry Works: A Complete GuideIf you’re a software developer or DevOps engineer, you've probably come across OpenTelemetry. It comes up a lot, especially when talking about observability, monitoring, or debugging distributed syste00
