What is the default volume format for installing mac os x v10.7

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This refers to a full Mac OS X Restart the computer. When the Installer screen appears, do not click Continue. Select the hard drive to erase. Click the Erase tab. Select the volume format from the Volume Format pop-up menu. Click Options. Click OK. Click Erase.

Disk Utility

For OS A Recovery Disk can also be created on an external hard disk or thumb drive using the Recovery Disk Assistant: Open Disk Utility application from the Utility Folder in the Applications folder or select it from the list when booting from the Recovery Disk. You can easily create new partitions on a device with at least one volume that contains data, if it has space available. Select the device in the sidebar, then click the Partition button.

Internal storage devices appear under the Internal section in the sidebar. External devices appear under the External section in the sidebar.

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When you select a volume that already has data on it, the pie chart shows a shaded area representing the amount of data on the volume and an unshaded area representing the amount of free space available for another volume. Disk Utility also reports whether the volume can be removed or resized. If you see a small volume with an asterisk, the partition is smaller than can be represented at the correct scale in the chart. Click the Add button.

Disk Utility splits the volume into two, leaving the data in one volume, and creating a new, empty volume. If the existing volume is less than half-full, Disk Utility creates two volume of equal size. Otherwise, it creates one volume large enough for the existing data, and another volume with the remaining space.

Depending on the space available, you can create multiple volumes by selecting the new partition, then clicking the Add button. Mac OS Extended Journaled: Uses the Mac format, requires a password, and encrypts the partition. Uses the Mac format and is case sensitive to file and folder names. Running the mount command in recovery mode is informative:. Those "union" attributes mean that things in the relevant folder in the startup volume will be visible, but anything modified gets stored in what I'm pretty sure is a RAM disk. If you want to look at this stuff yourself, you can mount the relevant volumes from the regular OS:.

Be sure you have verified a backup of any data you want to save as this will wipe the SSD clean and let you install Lion and the normal recovery HD as it should be. AppleCare will certainly walk you through this for free as you are in the complimentary support window for 90 days after purchase. By clicking "Post Your Answer", you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies.

Add a volume to a device without erasing existing data

Home Questions Tags Users Unanswered. Ask Question. What are these other logical disks and partitions and is there any way to reclaim their space? Jason Waldrop.

Disk Utility, "Mac OS Standard" volume fo… - Apple Community

Jason Waldrop Jason Waldrop 1 2 7. On occasion people have received macs where the factory imaging process left data not intended to ship.


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I'd love a peek at the exact listing out of curiosity before you nuke it. Running the mount command in recovery mode is informative: If you want to look at this stuff yourself, you can mount the relevant volumes from the regular OS: Mount "Recovery HD": Gordon Davisson Gordon Davisson


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