📊 Server Monitoring
CPU, memory, disk, network, and process monitoring explained.
CPU and Memory Monitoring
## Understanding CPU and Memory Metrics Server Scout continuously monitors your server's CPU and memory performance, providing essential insights into system health and resource utilisation. These...
Disk Space Monitoring
## How Server Scout Monitors Disk Usage Server Scout automatically monitors disk usage across all mounted filesystems on your Linux servers. The monitoring agent collects data every minute, tracki...
Understanding Server Metrics History
Server Scout automatically collects and stores performance metrics from your monitored servers, maintaining a comprehensive historical record that proves invaluable for troubleshooting, trend analy...
Network Traffic Monitoring
## How Network Monitoring Works Server Scout's network monitoring provides real-time insights into your server's network performance by tracking bandwidth usage and interface health. The monitorin...
Understanding Load Averages
Load averages are one of the most important metrics for understanding your server's performance, yet they're often misunderstood. Server Scout monitors load averages to give you crucial insights in...
Process and Zombie Monitoring
## Understanding Process Monitoring in Server Scout Server Scout provides comprehensive process monitoring capabilities to help you keep track of system performance and identify potential issues b...
Disk I/O and Inode Usage
## Understanding Disk I/O and Inode Monitoring Disk performance and filesystem health are critical aspects of server monitoring that often get overlooked until problems arise. Server Scout provide...
CPU Temperature Monitoring
Server Scout provides comprehensive CPU temperature monitoring to help you keep your servers running cool and prevent thermal throttling or hardware damage. This guide covers how to enable and conf...
Mount Point and Multi-Disk Monitoring
Most Linux servers have multiple partitions, mount points, or network shares that require individual monitoring. A full root partition might not tell the whole story if `/var` or `/home` is mounted...
Linux Service Status Monitoring
Server Scout's service status monitoring helps you keep track of critical services running on your Linux servers. This feature automatically checks the status of essential services and alerts you w...
Monitoring System Entropy
## Understanding System Entropy System entropy is a critical metric that often goes unmonitored on Linux servers, yet it plays a vital role in cryptographic operations. Entropy represents the amou...
OOM Killer Detection
## What is the OOM Killer? The Out of Memory (OOM) killer is a Linux kernel mechanism that springs into action when your system runs critically low on available memory. When this happens, the kern...
NTP Synchronisation Monitoring
Accurate time synchronisation is crucial for server operations, affecting everything from log correlation to certificate validation. Server Scout's NTP synchronisation monitoring helps you ensure y...
Tracking Package Updates and Reboot Status
Server Scout provides comprehensive monitoring of package updates and system reboot requirements, helping you maintain security and stability across your Linux infrastructure. This functionality is...
Understanding Swap Usage
Server Scout automatically monitors swap usage on all your Linux servers, providing crucial insights into memory pressure and system performance. Understanding how to interpret swap metrics helps y...
CPU Steal Time and IO Wait
## Understanding CPU Steal Time and IO Wait When monitoring server performance, CPU utilisation tells only part of the story. Two critical metrics that often reveal hidden performance bottlenecks ...
TCP Connection Monitoring
TCP connections are a vital indicator of your server's network health and can reveal everything from normal traffic patterns to potential security threats. Server Scout's TCP connection monitoring ...
Using Historical Graphs and Time Ranges
## Overview Server Scout's historical graphs provide powerful insights into your server's performance over time. Understanding how to effectively use these graphs can help you identify trends, inv...
Context Switches and System Performance
## Understanding Context Switches Context switches are fundamental operations where the Linux kernel saves the state of one process and loads the state of another. This happens when the scheduler ...
Reading the Server Detail Page
When you click on a server from your Server Scout dashboard, you'll be taken to the Server Detail Page—your comprehensive view into that server's performance and health. This page is designed with ...
Understanding the Server Health Summary
The Server Health Summary provides a quick, at-a-glance view of your server's overall status on the Server Scout detail page. This intelligent summary automatically evaluates key system metrics and...
Interpreting Real-Time Metric Graphs
Real-time metric visualisation is at the heart of effective server monitoring. Server Scout's interactive graphs provide immediate insights into your server's performance, helping you spot trends, ...
Drill-Down Metrics and Expanded Panels
Server Scout's panel system provides a clean, uncluttered view of your server's vital statistics whilst offering comprehensive detail when you need it. Each monitoring panel displays its most criti...
Top Processes by CPU and Memory
## Understanding Process Monitoring in Server Scout The top processes feature in Server Scout provides essential insights into which applications are consuming the most CPU and memory resources on...
Monitoring Open File Descriptors
## What Are File Descriptors? File descriptors are handles that the Linux kernel uses to track open resources such as files, sockets, pipes, and directories. Every time a process opens a file, est...
Monitoring Logged-In Users
Keeping track of who's logged into your servers is crucial for both security and performance monitoring. Server Scout's logged-in users metric provides a simple yet effective way to monitor active ...
Understanding Failed Systemd Units
Systemd is the backbone of modern Linux distributions, managing services, processes, and system resources. When systemd units fail, they can indicate serious problems with your server's health. Ser...