by Wolfram Saringer (2014-08-01) last change: 2014-08-05
Get rid of everything in the FRA: use RMAN
rman target / RMAN> DELETE ARCHIVELOG ALL;
Or delete just expired logs: RMAN>crosscheck archivelog all'; RMAN>delete noprompt expired archivelog all;
Use only if you know what you're doing...