Nagios vs Splunk

Nagios

Description: Nagios is an open-source monitoring system that allows administrators to monitor network infrastructure like servers, switches, applications, and services. It can notify users when issues arise and help identify problems in a timely manner.

Type: software

Pricing: Open Source

Splunk

Description: Splunk is a software platform for searching, monitoring, and analyzing machine-generated big data via a web-style interface. It provides real-time operational intelligence that enables organizations to collect, index, and harness data from websites, applications, sensors, devices, and other systems.

Type: software

Pricing: Paid

Nagios Features

• Monitoring of network services (HTTP, SMTP, POP3, ICMP, etc)
• Monitoring of host resources (processor load, disk usage, etc)
• Simple plugin design for easy extensibility
• Alerting and notification when problems arise
• Web interface for viewing current network status, alerts and reports
• Support for SNMP polling for switch/router monitoring
• Remote monitoring capabilities with secure tunneling

Splunk Features

• Real-time log management and analysis
• Ability to ingest data from many sources
• Powerful search and reporting capabilities
• Visualizations and dashboards
• Alerting and notifications
• Anomaly detection
• Integration with other systems and tools

Nagios

• Open Source

Splunk

• Paid