Detailed explanation of awstats, a Linux log analysis tool.

Awstats is an open-source tool used to analyze and report on web server log files. It utilizes Perl scripts to read log files and generate HTML reports with visual charts and statistical data. Some key features and functions of awstats include:
1. Support for multiple log formats: It can parse various common web server log formats such as Apache, Nginx, and IIS.
2. Detailed statistical data: Reports generated by awstats include a wealth of statistical data like visitor traffic, unique visitors, page views, referring websites, search engine keywords, etc.
3. Visual charts: Reports generated by awstats use charts and graphs to display statistical data, making it easier to understand and analyze the data.
4. Customization support: Awstats can be configured and customized based on user requirements, such as selecting the data to be analyzed, setting report styles, filtering specific IP addresses, etc.
5. Real-time updates: Awstats can automatically analyze log files on a regular basis and generate up-to-date reports, allowing users to view the latest visitor statistics at any time.
6. Multi-language support: Awstats offers support for multiple language interfaces, enabling users to operate and view reports in their preferred language. Overall, awstats is a powerful and flexible log analysis tool that can help users gain in-depth insights into website traffic and perform relevant data analysis and decision-making.