You cannot resize a virtual disk after adding it to the Panorama virtual appliance running on a
VMware ESXi server. Because the Panorama virtual appliance in Legacy mode allows
only one log storage location, you must replace the virtual disk as follows to
modify the log storage capacity. In Panorama mode, you can simply add another disk
(up to the maximum of 12) to
Expand Log Storage Capacity on the Panorama
Virtual Appliance.