To disable IMF for PDB resource perform the following steps:
# hares -override <pdb_resname> IMF
# hares -value pdb1 IMF Mode 3 MonitorFreq 5 RegisterRetryLimit 3
# hares -modify pdb1 IMF -update Mode 0
# hares -value pdb1 IMF Mode 0 MonitorFreq 5 RegisterRetryLimit 3