https://www.pistack.xyz/tags/monitoring/Recent content in Monitoring on Pi StackHugoen-usTue, 21 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/2026-04-21-sitespeedio-vs-webpagetest-vs-lighthouse-self-hosted-web-performance-monitoring-2026/Tue, 21 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/2026-04-21-sitespeedio-vs-webpagetest-vs-lighthouse-self-hosted-web-performance-monitoring-2026/<p>Web performance directly impacts user engagement, conversion rates, and search engine rankings. While hosted services like GTmetrix and Pingdom offer convenient testing, self-hosting your performance monitoring stack gives you unlimited tests, complete data ownership, and the ability to test internal or staging environments that aren&rsquo;t publicly accessible.</p>https://www.pistack.xyz/posts/vnstat-vs-nethogs-vs-iftop-self-hosted-bandwidth-monitoring-guide-2026/Tue, 21 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/vnstat-vs-nethogs-vs-iftop-self-hosted-bandwidth-monitoring-guide-2026/<p>Every server administrator eventually needs to answer the question: <em>what is consuming my bandwidth?</em> Whether you&rsquo;re running a home lab, managing a VPS with capped data transfer, or troubleshooting network performance on production infrastructure, having reliable bandwidth monitoring tools is essential.</p>https://www.pistack.xyz/posts/2026-04-20-openobserve-vs-quickwit-vs-siglens-self-hosted-observability-guide-2026/Mon, 20 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/2026-04-20-openobserve-vs-quickwit-vs-siglens-self-hosted-observability-guide-2026/<p>When your infrastructure grows beyond a handful of servers, log aggregation and observability stop being nice-to-have features and become critical operational requirements. The traditional answer — the ELK stack (Elasticsearch, Logstash, Kibana) or a SaaS platform like Datadog — comes with significant cost, com<a href="https://www.plex.tv/">plex</a>ity, and data sovereignty trade-offs.</p>https://www.pistack.xyz/posts/falco-vs-osquery-vs-auditd-self-hosted-runtime-security-guide-2026/Sun, 19 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/falco-vs-osquery-vs-auditd-self-hosted-runtime-security-guide-2026/<p>Runtime security is the last line of defense in your infrastructure. When firewalls, intrusion detection systems like those covered in our <a href="../2026-04-18-suricata-vs-snort-vs-zeek-self-hosted-ids-ips-guide-2026/">Suricata vs Snort vs Zeek guide</a>, and network perimeter controls fail, runtime security tools detect malicious behavior as it happens — unauthorized process spawns, unexpected network connections, file tampering, and privilege escalation attempts.</p>https://www.pistack.xyz/posts/goaccess-vs-lnav-vs-multitail-self-hosted-log-analysis-guide-2026/Sun, 19 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/goaccess-vs-lnav-vs-multitail-self-hosted-log-analysis-guide-2026/<p>When you manage even a handful of Linux servers, log files become your primary window into system health, security events, and application behavior. The challenge isn&rsquo;t generating logs — it&rsquo;s reading them efficiently. While centralized log aggregation platforms like <a href="https://grafana.com/">grafana</a> Loki or Graylog excel at large-scale infrastructure, there are plenty of scenarios where you need a lightweight, terminal-based tool for quick log inspection on the spot.</p>https://www.pistack.xyz/posts/librespeed-vs-speedtest-tracker-vs-openspeedtest-self-hosted-network-speed-testing-2026/Sun, 19 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/librespeed-vs-speedtest-tracker-vs-openspeedtest-self-hosted-network-speed-testing-2026/<p>Internet speed tests are everywhere — but every time you click &ldquo;Go&rdquo; on a commercial speed test site, your results contribute to someone else&rsquo;s dataset. Your ISP&rsquo;s actual throughput, your connection latency, your peak and off-peak performance patterns — all harvested. For homelab operators, network administrators, and privacy-conscious users, running a self-hosted speed test server puts that data back under your control.</p>https://www.pistack.xyz/posts/2026-04-19-self-hosted-certificate-monitoring-expiry-alerting-certimate-x509-exporter-certspotter-guide-2026/Sun, 19 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/2026-04-19-self-hosted-certificate-monitoring-expiry-alerting-certimate-x509-exporter-certspotter-guide-2026/<p>Managing SSL/TLS certificates across multiple servers, domains, and services is one of the most common operational challenges for self-hosters and system administrators. An expired certificate means downtime, broken APIs, and lost trust — yet it remains one of the most preventable outages.</p>https://www.pistack.xyz/posts/self-hosted-cron-job-monitoring-healthchecks-uptime-kuma-prometheus-guide-2026/Sun, 19 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-cron-job-monitoring-healthchecks-uptime-kuma-prometheus-guide-2026/<p>Cron jobs run the infrastructure: database backups, report generation, data synchronization, cleanup tasks. When they fail silently, the consequences range from stale dashboards to data loss. A dedicated cron job monitoring system sends you an alert the moment a scheduled task misses its window, so you can fix problems before they compound.</p>https://www.pistack.xyz/posts/victoriametrics-vs-thanos-vs-cortex-self-hosted-metrics-storage-guide-2026/Sun, 19 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/victoriametrics-vs-thanos-vs-cortex-self-hosted-metrics-storage-guide-2026/<p>When running <a href="https://prometheus.io/">prometheus</a> at scale, you eventually hit the limits of local storage. Metrics accumulate fast, retention policies become critical, and you need horizontal scalability and high availability. That is where distributed metrics storage backends come in.</p>https://www.pistack.xyz/posts/gatus-vs-blackbox-exporter-vs-smokeping-self-hosted-endpoint-monitoring-2026/Sat, 18 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/gatus-vs-blackbox-exporter-vs-smokeping-self-hosted-endpoint-monitoring-2026/<h2 id="why-self-host-your-endpoint-monitoring">Why Self-Host Your Endpoint Monitoring?</h2> <p>Commercial monitoring platforms charge per endpoint, restrict check types behind premium tiers, and store all your probe data on third-party servers. Self-hosting your endpoint monitoring stack eliminates these constraints entirely:</p>https://www.pistack.xyz/posts/2026-04-18-pgwatch2-vs-percona-pmm-vs-pgmonitor-self-hosted-database-monitoring-guide-2026/Sat, 18 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/2026-04-18-pgwatch2-vs-percona-pmm-vs-pgmonitor-self-hosted-database-monitoring-guide-2026/<p>Database performance directly impacts every layer of your application stack. When queries slow down, connection pools exhaust, or replication falls behind, you need visibility — not guesswork. Self-hosted database monitoring gives you complete control over metrics, retention, and alerting without sending sensitive query data to third-party clouds.</p>https://www.pistack.xyz/posts/self-hosted-metrics-collectors-telegraf-statsd-vector-collectd-guide-2026/Fri, 17 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-metrics-collectors-telegraf-statsd-vector-collectd-guide-2026/<p>Every self-hosted monitoring stack starts with the same foundational question: <strong>how do you get metrics from your servers, containers, and applications into your time-series database?</strong> The answer is a metrics collector — a lightweight agent that runs alongside your services, gathers system and application statistics, and forwards them to your backend of choice.</p>https://www.pistack.xyz/posts/prometheus-alertmanager-vs-moira-vs-victoriametrics-vmalert-self-hosted-alerting-2026/Fri, 17 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/prometheus-alertmanager-vs-moira-vs-victoriametrics-vmalert-self-hosted-alerting-2026/<p>Every monitoring stack is only as good as its alerting pipeline. You can collect thousands of metrics, build beautiful dashboards, and track every service — but if nobody gets notified when CPU hits 95% at 3 AM, the whole system is useless.</p>https://www.pistack.xyz/posts/self-hosted-terminal-dashboard-btop-glances-bottom-system-monitoring-guide-2026/Fri, 17 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-terminal-dashboard-btop-glances-bottom-system-monitoring-guide-2026/<p>When you manage self-hosted infrastructure, knowing what your servers are doing in real time isn&rsquo;t optional — it&rsquo;s essential. While full-stack monitoring platforms like <a href="https://prometheus.io/">prometheus</a>, Grafana, and Zabbix excel at long-term metrics collection and alerting, there are moments when you need an immediate, at-a-glance view of system health directly in your terminal. No web interface to load, no API keys to configure, no dashboards to build. Just SSH into a machine and see everything that matters.</p>https://www.pistack.xyz/posts/self-hosted-network-traffic-analysis-zeek-arkime-ntopng-guide-2026/Thu, 16 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-network-traffic-analysis-zeek-arkime-ntopng-guide-2026/<p>Network visibility is the foundation of effective infrastructure management. Whether you are diagnosing a stubborn latency issue, investigating a potential intrusion, auditing data flows for compliance, or simply understanding what traverses your network, a self-hosted traffic analysis platform gives you full access to the raw data without shipping packets to a third-party cloud.</p>https://www.pistack.xyz/posts/self-hosted-log-shipping-vector-fluentbit-logstash-guide-2026/Thu, 16 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-log-shipping-vector-fluentbit-logstash-guide-2026/<p>Every distributed system generates logs — application output, access logs, error traces, audit events, and metrics. Getting those logs from dozens or hundreds of services into a central location for search, alerting, and analysis is one of the most fundamental infrastructure challenges. That is where log shippers come in.</p>https://www.pistack.xyz/posts/self-hosted-network-traffic-analysis-zeek-arkime-ntopng-guide/Thu, 16 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-network-traffic-analysis-zeek-arkime-ntopng-guide/<p>When you rely on cloud-based network monitoring services, you hand over your most sensitive infrastructure data — every connection, every protocol, every anomaly — to a third party. For organizations handling compliance requirements (HIPAA, PCI-DSS, SOC 2) or anyone who values operational privacy, self-hosted network traffic analysis isn&rsquo;t just an option, it&rsquo;s a necessity.</p>https://www.pistack.xyz/posts/self-hosted-datadog-alternative-signoz-grafana-hyperdx-2026/Wed, 15 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-datadog-alternative-signoz-grafana-hyperdx-2026/<p>Commercial observability platforms like Datadog, New Relic, and AppDynamics have become the default choice for monitoring modern applications. But their pricing models — often based on host count, data ingestion volume, or custom metric cardinality — can spiral into thousands of dollars per month as your infrastructure grows.</p>https://www.pistack.xyz/posts/self-hosted-status-pages-cachet-statping-upptime-guide-2026/Tue, 14 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-status-pages-cachet-statping-upptime-guide-2026/<h2 id="why-self-host-your-status-page">Why Self-Host Your Status Page?</h2> <p>A status page is the first place users check when something goes wrong. Commercial services like Atlassian Statuspage, Instatus, and Statuspage.io charge $15–$500+ per month for features like custom domains, email notifications, and incident history. Self-hosting a status page gives you:</p>https://www.pistack.xyz/posts/self-hosted-incident-management-oncall-alerta-openduty-2026/Tue, 14 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-incident-management-oncall-alerta-openduty-2026/<h2 id="why-self-host-your-incident-management">Why Self-Host Your Incident Management?</h2> <p>Commercial on-call and incident management platforms like PagerDuty, Opsgenie, and VictorOps have become prohibitively expensive for small teams and homelab operators. A basic PagerDuty plan starts at $21/user/month and quickly escalates once you need features like incident workflows, status pages, and advanced escalation policies. For a team of five, that is over $1,200 per year — money that could go toward better hardware instead.</p>https://www.pistack.xyz/posts/self-hosted-siem-wazuh-security-onion-elastic-guide/Mon, 13 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-siem-wazuh-security-onion-elastic-guide/<p>Security Information and Event Management (SIEM) platforms sit at the center of any serious security operation. They collect logs from every system on your network, correlate events to detect threats, and provide the forensic data you need when something goes wrong. Commercial SIEM solutions from vendors like Splunk, IBM QRadar, and Datadog can cost tens of thousands of dollars per year — pricing that simply doesn&rsquo;t work for small teams, homelabs, or budget-conscious organizations.</p>https://www.pistack.xyz/posts/signoz-jaeger-uptrace-self-hosted-apm-distributed-tracing-guide/Mon, 13 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/signoz-jaeger-uptrace-self-hosted-apm-distributed-tracing-guide/<p>Application performance monitoring (APM) and distributed tracing are no longer optional for modern software teams. As applications grow from monoliths into collections of microservices, containerized workloads, and serverless functions, understanding how requests flow through your infrastructure becomes essential. The dominant players — Datadog, New Relic, Dynatrace, and AppDynamics — charge premium prices that scale with every host, container, and gigabyte of telemetry data you generate.</p>https://www.pistack.xyz/posts/zabbix-vs-librenms-vs-netdata-network-monitoring-guide/Mon, 13 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/zabbix-vs-librenms-vs-netdata-network-monitoring-guide/<h2 id="why-self-host-your-network-monitoring">Why Self-Host Your Network Monitoring?</h2> <p>Commercial network monitoring platforms charge per-device licensing fees, cap data retention, and ship your infrastructure telemetry to third-party clouds. Self-hosting your monitoring stack gives you full control over every metric, alert, and dashboard:</p>https://www.pistack.xyz/posts/self-hosted-log-management-loki-graylog-opensearch/Sun, 12 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/self-hosted-log-management-loki-graylog-opensearch/<p>If you run more than a handful of self-hosted services, tracking down errors across scattered log files becomes a nightmare. SSH into five different containers, <code>grep</code> through rotating files, and still miss the critical stack trace that explains why your reverse proxy dropped traffic at 3 AM.</p>https://www.pistack.xyz/posts/prometheus-vs-grafana-vs-victoriametrics/Sun, 12 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/prometheus-vs-grafana-vs-victoriametrics/<h2 id="why-self-host-your-monitoring-stack">Why Self-Host Your Monitoring Stack?</h2> <p>Monitoring your infrastructure is critical for every homelab, VPS, and production environment:</p> <ul> <li><strong>Full data ownership</strong>: Never lose metrics to cloud vendor lock-in</li> <li><strong>No per-metric billing</strong>: Run unlimited dashboards for the cost of your hardware</li> <li><strong>Privacy</strong>: Keep your infrastructure data on-premises</li> <li><strong>Customization</strong>: Full control over alerting, retention, and dashboards</li> </ul> <p>The three most popular open-source monitoring solutions in 2026 are <strong><a href="https://prometheus.io/">prometheus</a></strong>, <strong>Grafana</strong>, and <strong>VictoriaMetrics</strong>. Each serves a different role, and understanding when to use which — or how to combine them — is key to building an effective monitoring stack.</p>https://www.pistack.xyz/posts/uptime-kuma-monitoring-guide/Sun, 12 Apr 2026 00:00:00 +0000https://www.pistack.xyz/posts/uptime-kuma-monitoring-guide/<h2 id="why-self-host-your-uptime-monitoring">Why Self-Host Your Uptime Monitoring?</h2> <p>Commercial uptime monitors charge recurring fees for basic functionality, impose strict limits on check intervals, and store all your infrastructure data on their servers. Self-hosting <a href="https://github.com/louislam/uptime-kuma">uptime kuma</a> eliminates every one of these problems:</p>