As a major part of a company's data asset, logs bring value to businesses in three aspects: system observability, cyber security, and data analysis. They are your first resort for troubleshooting, your reference for improving system security, and your data mine, where you can extract information that points to business growth.
Logs are the sequential records of events in the computer system. If you think about how logs are generated and used, you will know what an ideal log analysis system should look like: