Creating a new disk formatting scheme or altering an existing scheme

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11
votes
6answers
6k views

How can I use NTFS partitions in OS X?

My coworkers use NTFS partitions, and I can't share my data with them, as NTFS on Mac OS X is read-only. How can I read and write onto NTFS partitions?
9
votes
4answers
52k views

How to fix broken EFI partition?

I have an iMac running OSX Lion. I also installed bootcamp and Windows 7. During the install of Windows 7 I wasn't paying complete attention and deleted and formatted the EFI partition. I didn't ...
12
votes
2answers
5k views

Can you make OSX mount just certain partitions when you connect an external HDD?

I have an external HDD with 4 partitions. My question is the following: is there a way of telling the OS to mount just two of them (One FAT and one HFS+) when I connect the HDD? It is rather annoying ...
6
votes
4answers
31k views

How can I resize a partition with Disk Utility?

I have 2 partitions, I reduced the size of one and want to expand the other to fill the now available space. How do I expand the Lion Partition into the empty grey space beneath Macintosh HD ...
5
votes
3answers
980 views

Partitioning Software

Is there an equivalent on the Mac platform to Partition Magic or GParted that will allow me to resize, move, and/or change partitions on the fly without formatting, or disturbing the data that is ...
19
votes
8answers
40k views

Macbook Air + Lion + Windows 7 Boot Camp + shared partition

I would like to setup my Macbook Air's disk drive with 3 partitions - 50Gb for OSX Lion, 50Gb for Windows 7, and the remaining 150Gb for Data to share between both OSes (music, photos etc). What's ...
6
votes
4answers
6k views

How can I change the title of a boot image?

I have an external Hard Drive with two bootable partitions on it. The first is an image of a Mac OS X 10.6 Install DVD, and the second is an image of a Mac OS X 10.6.3 Install DVD. When I plug the ...
2
votes
3answers
5k views

Unable to resize Lion partition

I decided to do a clean install of Lion on a new partition, then after copying my stuff removed the old one. I'm now stuck with 100~ GB of free space and a 20 GB partition that Disk Utility won't let ...
13
votes
2answers
6k views

Can I resize a BootCamp partition without reinstalling Windows?

Does any one know how to do this?
3
votes
1answer
11k views

Create new partition in unallocated space with diskutil

I have deleted the first partition on my external HD such that it now has 100GB of free space at the beginning of the partition. I'd like to reclaim that space, but Disk Utility doesn't let me create ...
2
votes
2answers
2k views

What options exist to reliably have three partitions and Boot Camp on Apple Hardware?

What robust setups of partitions which accommodate (a) MtLion OS X, (b) Windows x64, (c) Data partition used [primarily] under Windows? Things that would be desirable (optional) past the basic ...
1
vote
1answer
6k views

How can I resize my Lion partition to fill up the unused space on the drive?

My MacBook (Late 2007) has an 80GB hard drive. I used to have a 15GB Boot Camp partition, and deleted it at some point -- but I forgot to resize my Snow Leopard partition to fill the 15GB of free ...
1
vote
1answer
663 views

how to expand bootcamp boot partition to previously existed NTFS data partition

Some time ago I've partitioned my disk using this scheme: shrinked OS X partition, created NTFS data partition for Windows, then installed Windows on Bootcamp partition. Recently I installed ...
1
vote
0answers
265 views

How to keep /Volumes symbolic links from getting auto-deleted?

I moved my /Users directory to a separate disk/partition (to get it off my SSD boot disk) as per this post. However, some things (like double-clicks of .html files to be viewed in a an Opera browser) ...
12
votes
3answers
3k views

Is there a safe way to move the /Users folder to a separate volume/drive?

I have an SSD on the way and will be moving my HDD to the optical bay slot in my MBP. I want to boot from the SSD and store my /Users folder on the HDD. I've seen the way that everyone suggest ...
4
votes
5answers
11k views

Why can't I resize my existing partition?

I just finished downloading my copy of Lion and wanted to install it on a new second partition. I freed up just over 50 GBs from my hard drive and am now stuck trying to shrink my existing partition. ...
6
votes
3answers
6k views

Install 2 different OS X versions on the same machine/hdd

OK, here's my situation : I am a developer needing to debug under different OS X versions I currently own 2 macs : a MacBook Pro and an iMac the iMac has Snow Leopard (10.6) on it - it came ...
5
votes
2answers
18k views

How do I change a disk partition map scheme from MBR to GUID Partitions Table?

I just finished the huge download of Mac OS X Lion, started the installer, and now I have a problem. The installer says that I must have the GUID-Partitions Table Scheme. The problem is that when I ...
3
votes
3answers
17k views

How do I delete a BootCamp partition using Terminal's diskutil?

For some reason, the BootCamp Assistant app won't let me delete my BootCamp partition. How can I do so using Terminal and the diskutil terminal app?
2
votes
2answers
7k views

Can I remove Recovery HD partition?

We replaced the hard drive with a Patriot SSD in our iMac at work. I messed up while cloning the drive to the new SSD using a GPartEd CD. Everything works but there is about 40 GB unpartitioned that I ...
6
votes
2answers
54k views

What is the 'Mac OS X Base System' disk image on my 2011 MacBook AIr?

On my 2011 MacBook Air with Mac OS X Lion, and I boot into Recovery mode via holding the command-R key during startup, if I go into Terminal and do a diskutil list, I get a list of 12(!) logical ...
3
votes
3answers
1k views

Why does my 3TB Seagate HD keep formatting as a Logical Volume Group

This is really annoying. I have a brand new Seagate 3TB 7200 RPM hard drive that I am trying to format/partition in Disk Utility. Every time I change any settings or erase the drive, it changes it to ...
3
votes
3answers
16k views

How can I get an unreadable Flash Drive to work?

I got this pretty cool flash drive as a gift and I can't seem to use it. Every time I plug it in, a pop up comes up that says: The disk you inserted was not readable by this computer. I opened up ...
2
votes
1answer
2k views

MacPro Hard Drive 3 TB or Larger formatted to Logical Volume Group by Disk Utility

I have an Intel MacPro in which I recently installed a new internal 3TB hard disk. I attempted to format it in Disk Utility using the standard GUID partition map and encountered a strange problem. ...
2
votes
2answers
955 views

Recovering files from Time Machine backup disk after wrong dd

I made a horrible mistake: I ran dd on an external hard drive, that was the Time Machine backup storage, to make it bootable. After a few seconds I cancelled the command, but the hard drive is shaped ...
3
votes
4answers
8k views

Unable to increase Macintosh HD partition size with data in a subsequent partition

I can't make my main Macintosh HD partition bigger. It's limited by the FAT partition in the middle, which seems to be frozen, I can't move it down to make space for my main partition. To get some ...
2
votes
4answers
2k views

Unable to Resize Partitions [closed]

I have recently created a partition on my macbook air running OS X 10.9, and this was to run install another OS instance (Yes, OS X 10.10 Yosemite, but that is an aside to the query I have) on it. I ...
2
votes
1answer
5k views

What's the minimum partition size for osx mavericks when dual booting with windows 8?

I used boot camp to setup dual booting between windows 8 and mac osx mavericks. To get the most possible space for Windows 8, should I have formatted my computer first? I was able to partition my ...
2
votes
1answer
274 views

Prevent partitions from Spotlight indexing each other

I have a single MacBook Pro partitioned into two drives, each running a copy of Mountain Lion. In Partition X, I would like to disable Spotlight from indexing Partition Y. In Partition Y, I want to ...
2
votes
3answers
2k views

Disk utility can't add partitions

I have two partitions - one with Mac OS, and another with Windows 7 (created by Bootcamp). Now, I want to create two more partitions for Linux - LINUX and LINUXSWAP. I open Disk Utility and specify ...
2
votes
2answers
784 views

Disk utility, shrink 1 partition, expand the other

I have two partitions on my external HDD, I shrinked 1 partition (Macintosh Lion) in order to expand the other (Macintosh HD), but I can't drag the lower right corner to expand of the 'Macintosh HD' ...
1
vote
1answer
91 views

Can I remove one partition on an external drive, while keeping the other intact?

I have an external USB drive, which I've partitioned into separate FAT32 ("MOVIES") and OSX ("TIME_MACHINE") partitions: I now wish to remove the FAT32 partition and just use the OSX partition. ...
1
vote
2answers
193 views

How to repair Mac partitions without Internet Recovery and Rescue USB?

Resizing the C:\ drive under Windows(bootcamp) corrupted mac partitions. Neither Mac OS X nor Windows are able to boot. Holding the Option(ALT) key shows only Windows, which can't boot. Internet ...
1
vote
1answer
94 views

Creating a EFI partition

I have been having trouble installing OS X Mavericks and I think I found the problem. It told me I couldn't boot up with Macintosh HD, so I verified my disk and I got this error: This disk doesn't ...
1
vote
3answers
844 views

Can upgrade to Mavericks harm Bootcamp NTFS data partition?

I consider to upgrade from Mountain Lion to Mavericks. I have two Bootcamp Windows 7 partitions, one for boot & system, another for documents and data. Both Windows partitions are NTFS. OS X ...
1
vote
0answers
328 views

How to migrate and two-partition Bootcamp (1: system, 2: data) to a larger HDD OS X?

How to upgrade HDD to a larger one on the same Macbook, if I have: OS X Mountain Lion partition (Mac OS Extended) and two partitions for Windows 7 (NTFS): system (C:) and data (D:), installed via ...
1
vote
1answer
2k views

Unable to adjust partition of USB drive with Mountain Lion Disk Utility

I have a 500 GB USB drive, which I once partitioned into two parts: one encrypted—Mac OS Extended (Journaled, Encrypted), and the other not—Mac OS Extended (Journaled). Now I want to change the ...
1
vote
2answers
3k views

How to partition an SSD that fails with error 69888 - couldn't unmount disk?

I erased the SSD drive in my MacBook and was reinstalling Lion when it failed about 75% through the install. Now in Disk Utility, sometimes I see the SSD drive and sometimes I boot and it's not there ...
1
vote
1answer
602 views

Can I repartition my primary hard drive without removing the Lion recovery partition?

Scenario: I boot into Recovery mode and open Disk Utility. Then I select the primary hard drive and choose 1 partition. Will that destroy the recovery partition as well?
1
vote
1answer
1k views

Does my Bootcamp partition, disappeared by Lion install, still exist?

I installed Lion on my macbook air, and noticed a couple of days later that my bootcamp partition was gone--rebooting with option key no longer showed the volume, and diskutil shows the following ...