When "Roll logs based on time period" is selected for a log sink, the log will be generated based on time period. There is no size limit of time based logs, there is no limit on the number of the log files. Therefore it may consume all disk space if old log files are not remove manually.
Environment
Release: Component: APIGTW
Resolution
The sample command below move to logs older than 2 days to an archive folder (/tmp)