To free some disk space in the /opt directory, where the packages are stored, run the following command
For example after the patching to 12.1.12.0 has completed, to delete now obsolete patches and packages:
oakcli manage cleanrepo --ver 12.1.2.5.0 oakcli manage cleanrepo --ver 12.1.2.6.0 oakcli manage cleanrepo --ver 12.1.2.8.0