Re: trace files
Posted by ErmanArslansOracleBlog on Apr 18, 2016; 5:42am
URL: http://erman-arslan-s-oracle-forum.124.s1.nabble.com/trace-files-tp894p908.html
Check this document,
it explains how to obtain level12 trace (yours)
so you will do the opposite, you can use this document to check if it is enabled and then disable it.
How To Get Level 4 or Level 12 Trace And FND Debug Log For Concurrent Programs (Doc ID 726039.1)