1/21/2023 0 Comments Mac os x mount raw disk image![]() ![]() Hdiutil attach -blocksize 4096 -noverify -nomount diskimage.img. Adding -blocksize 4096 to the command will let you work with an image created from a newer Mac. ![]() The hdiutil command given above is correct, however, newer Mac SSDs have a 4096 byte block size and hdiutil defaults to 512 for disk images so if you attempt to mount a 4096 byte block size image it will look like nonsense to the system. As most users will now use disk image files instead of physical CD-ROMs, this guide will describe a setup with installation of the Mac OS using a disk image file created from a system install CD. OS X 10.8 and later prevents mounting of physical CD-ROMs in SheepShaver but disk images created from CD-ROMs will work fine. If the disk image will be used with a Mac with macOS 10.12 or earlier, choose Mac OS Extended (Journaled) or Mac OS Extended (Case-sensitive, Journaled). If the disk image will be used with a Mac that has a solid state drive (SSD) and uses macOS 10.13 or later, choose APFS or APFS (Case-sensitive). Erasing a volume on your disk: In other cases, such as when your disk contains multiple volumes (or partitions) and you don't want to erase them all, you can erase specific volumes on the disk. ![]() Erasing your disk: For most reasons to erase, including when reformatting a disk or selling, giving away, or trading in your Mac, you should erase your entire disk. ![]()
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