You need to change lines below in config files
data = dict( imgs_per_gpu=4, workers_per_gpu=8, pad_size=(1600, 1024), train=dict( type=dataset_type, ann_file=data_root + 'annotations/instances_train2017.json', img_prefix=data_root + 'images/train2017.zip', img_scale=[(1600, 1000), (1000, 600), (1333, 800)], img_norm_cfg=img_norm_cfg, size_divisor=32, flip_ratio=0.5, with_mask=False, with_crowd=True, with_label=True),