system/config/log.php
Message logging is a very useful debugging tool for production websites, as well as a useful tool during development to see what files are being loaded in what order.
In production, it is recommended that you set disable "display_errors" in your index file, and set the logging threshold to log only errors.
threshold
Cascading message threshold.
Log Thresholds:
- 0
- Disables logging completely
- 1
- Error Messages (including PHP errors)
- 2
- Debug Messages
- 3
- Informational Messages
Default value: 1;
directory
Log file directory, relative to application/, or absolute.
Default value: 'logs';
format
PHP date format for timestamps.
Default value: 'Y-m-d H:i:s';