Comment 1 for bug 1382164

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Dmitry Tantsur (divius) wrote : Re: get_image_mb in /drivers/modules/deploy_utils.py not accurate.

https://github.com/openstack/ironic/blob/master/ironic/common/images.py#L295: images.converted_size() is used for checking for enough disk space already and it uses virtual size, so there should be another reason. Probably some mistake in clean_up_caches: https://github.com/openstack/ironic/blob/master/ironic/drivers/modules/image_cache.py#L327