#!/bin/bash echo "🔹 Checking Node Exporter service..." systemctl is-active node_exporter echo -e "\n🔹 Checking Node Exporter metrics for user_..." curl -s http://localhost:9100/metrics | grep user_ || echo "No user_ metrics found" echo -e "\n🔹 Checking metrics file..." if [ -f /var/lib/node_exporter/textfile_collector/user_metrics.prom ]; then echo "Found: /var/lib/node_exporter/textfile_collector/user_metrics.prom" head -5 /var/lib/node_exporter/textfile_collector/user_metrics.prom else echo "❌ Metrics file missing!" fi echo -e "\n🔹 Checking Prometheus scrape status..." curl -s http://localhost:9090/api/v1/targets | grep -A2 node_exporter | grep health echo -e "\n🔹 Prometheus test query for user_mem (shows top 5 lines):" curl -s "http://localhost:9090/api/v1/query?query=user_mem" | jq '.data.result[:5]'