WLSDM log viewer line limit is 1000 but you can search any string and find searched string where line is located in whole log file via “text filter”.
There is another way to view log files via WLSDM file explorer. Go to “Operational Tools & Utils -> File Explorer” pick “.log” file then click view button (max 1 mb view size). Also you can download log file to your local environment via file explorer.
Log viewer text filter: