_base_ = 'resnet50_8xb32-coslr_in1k.py' # Precise BN hook will update the bn stats, so this hook should be executed # before CheckpointHook(priority of 'VERY_LOW') and # EMAHook(priority of 'NORMAL') So set the priority of PreciseBNHook to # 'ABOVENORMAL' here. custom_hooks = [ dict( type='PreciseBNHook', num_samples=8192, interval=1, priority='ABOVE_NORMAL') ]