I want to know what is the difference between
Both Logs are same in
There is no major difference between
support_report.log is the file generated by
Magento_Support module comes only in Commerce edition.
Magento_Support module is used for generation of system reports, which provide detailed information about the system environment and Magento instance configuration.
To get rid off this disable a module
php bin/magento module:disable Magento_Support