📊 Metrics Reference
Understand every metric the Server Scout agent collects — what it measures, how to read it, and when to act.
Server Scout Metrics — Complete Reference Index
This reference index provides complete details for all metrics collected by Server Scout's agent. Use this as a quick-reference cheat sheet to understand what each metric means and identify potenti...
CPU Metrics Explained
## Understanding CPU Metrics in Linux Server Monitoring CPU metrics are fundamental to understanding server performance, yet they're often misinterpreted. Server Scout collects 11 comprehensive CP...
Memory Metrics Explained
Understanding memory usage is crucial for Linux server administration, yet it's one of the most commonly misunderstood aspects of system monitoring. The Linux kernel's aggressive memory management ...
Disk Metrics Explained
## Understanding Your Server's Storage Performance Disk metrics are among the most critical indicators of server health and performance. Unlike CPU and memory, which can recover quickly from tempo...
Network Throughput Metrics Explained
Network traffic monitoring is essential for understanding your server's communication patterns, identifying bottlenecks, and planning capacity. Server Scout's agent collects comprehensive network t...
Network Error Metrics Explained
Network errors and dropped packets are critical indicators of network health that can signal everything from failing hardware to insufficient kernel buffers. When your server experiences network is...
Load Average Metrics Explained
Load averages are one of the most fundamental Linux performance metrics, yet they're often misunderstood. Unlike simple CPU percentage, load averages capture the broader picture of system activity—...
Process and System Metrics Explained
Understanding your server's process and system metrics is crucial for maintaining optimal performance and diagnosing issues before they become critical. Server Scout's agent collects several key in...
TCP Connection Metrics Explained
TCP connections are one of the most revealing metrics for understanding your server's network behaviour and application health. Server Scout tracks five key TCP connection states that together prov...
Virtual Memory (VMstat) Metrics Explained
Virtual memory management is one of Linux's most sophisticated features, allowing the system to efficiently handle memory allocation, sharing, and swapping. The Server Scout agent monitors four key...
Service Monitoring Metrics Explained
Server Scout's service monitoring capabilities provide essential visibility into the health of your systemd services, helping you detect failures, track service states, and ensure critical services...
System Health and Security Metrics Explained
Server Scout continuously monitors essential system health and security indicators that provide early warning of potential issues. These metrics complement performance monitoring by offering insigh...
System Identity Metrics Explained
## What Are System Identity Metrics? System identity metrics provide essential information about each server's fundamental characteristics — its operating system, hardware architecture, virtualisa...
Plugin Metrics Explained
Server Scout's plugin system extends beyond standard Linux metrics to monitor specific applications and hosting control panels. Unlike the core agent that exclusively reads from `/proc` and `/sys` ...
Understanding Metric Collection Tiers
## Why Server Scout Uses Tiered Collection The Server Scout agent employs a sophisticated 5-tier data collection system that many customers initially find surprising. Why does CPU usage update eve...
How to Set Thresholds and Alerts Using Metrics
Setting effective alerts is the difference between sleeping soundly and receiving a cascade of false alarms at 3 AM. This guide will help you configure thresholds that catch real problems whilst av...