juf_flags_dbg_root is the root debug flag of the debug module.
Subflags are:
juf_flags_dbg_print logs all debug messages given to juf_dbg_out
juf_flags_dbg_warn logs all invocations of juf_dbg_out with an
unknown debug flag
juf_flags_dbg_flags logs flag creation, activation and validation
juf_flags_file is the root debug flag of the file module.
Subflags are:
juf_flags_file_mkdir reports any created directory
juf_flags_file_enter reports any checked directory