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Information Gathering -> Monitoring: Simple system metrics

Risk and Opportunity

Risk: Without simple metrics analysis of incidents are hard. In case an application uses a lot of CPU from time to time, it is hard for a developer to find out the source with linux commands.
Opportunity: Gathering of system metrics helps to identify incidents and specially bottlenecks like in CPU usage, memory usage and hard disk usage.

Exploit details

Usefullness: Very High
Required knowledge: Low (one discipline)
Required time: Low
Required resources (systems): Low

Additional Information

Implementation hints: collectd
OWASP SAMM 2 Mapping: o-incident-management|A|1
ISO27001:2017 Controls Mapping: