monitoring Archives

Networking tutorial - IT technology blog

Real-Time Network Monitoring with Streaming Telemetry (gNMI), Telegraf, and InfluxDB

October 14, 2026

Tired of missing interface drops and microbursts due to legacy 5-minute SNMP polling cycles? Learn how to build a real-time network streaming telemetry pipeline using gNMI, Telegraf, and InfluxDB to capture sub-second state changes reliably.

Linux

Mastering Linux Security Auditing with Auditd: Rules, File Monitoring, and Log Analysis

October 3, 2026

Secure your Linux infrastructure using Auditd. This step-by-step guide explains writing persistent kernel rules, tracking file tampering, and analyzing logs with ausearch and aureport.

Networking

Stop Guessing Why Your Network Is Slow: Real-Time Traffic Analysis with Akvorado and ClickHouse

August 24, 2026

Stop flying blind. Learn how to deploy Akvorado and ClickHouse to collect and visualize NetFlow/sFlow data for real-time traffic analysis and troubleshooting.

DevOps

Stop Over-Provisioning for Logs: Deploying OpenObserve on Docker

August 8, 2026

Ditch the resource-heavy ELK stack. Learn how to deploy OpenObserve on Docker to manage logs, metrics, and traces with incredible speed and minimal RAM usage.

DevOps

Kubernetes Smart Alerting: Using Robusta to Automate Diagnostics and Slash MTTR

July 21, 2026

Slash your Kubernetes MTTR by automating alert enrichment. This guide explains how to use Robusta to turn vague notifications into diagnostic reports with logs and one-click remediation.

Database

Mastering Database Replication Lag: Monitor, Diagnose, and Fix Sync Delays in PostgreSQL and MySQL

July 19, 2026

Database replication lag can silently corrupt your users' experience — orders appearing unpaid, inventory showing wrong counts. This guide covers how to monitor replication lag in PostgreSQL and MySQL, diagnose the root cause across network, disk, and query layers, and apply targeted fixes including parallel replication and WAL tuning.

DevOps

K9s Tutorial: Manage and Monitor Your Kubernetes Cluster Like a Pro from the Terminal

July 14, 2026

K9s is a terminal-based UI that transforms how you interact with Kubernetes clusters — real-time resource views, one-key log access, inline editing, and instant pod exec, all from your terminal. This guide covers installation, core navigation, and real debugging workflows to help you move faster in production.

DevOps

Beyond 100% Uptime: A No-Nonsense Guide to Error Budgets

June 14, 2026

Error Budgets aren't just metrics—they are a social contract between Dev and Ops. Learn how to calculate SLOs, track burn rates, and implement a policy that balances feature speed with system reliability.

DevOps

Scaling Monitoring with VictoriaMetrics: A Practical Guide to Moving Beyond Prometheus

June 8, 2026

Tired of Prometheus OOM kills? This guide shows you how to scale your monitoring using VictoriaMetrics for better performance and 10x better disk compression.

HomeLab

Stop Guessing if Your HomeLab Backups Worked: Monitoring Cron Jobs with Healthchecks.io

June 6, 2026

Stop relying on luck for your HomeLab backups. Learn how to deploy Healthchecks.io on Docker to catch silent cron job failures before they turn into data loss.