Creating a new disk formatting scheme or altering an existing scheme

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3answers
3k views

How do I merge System partition with another HFS+ partition without data loss?

My hard drive is split in three visible partitions: System, Data and Backup. I'd like to merge System (OS X Lion) and Data into one partition without data loss. Disk Utility won't let me resize the ...
3
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1answer
3k views

Can I move Applications to another partition?

My Startup disk partition is just 20 GB and I'm running out of space. What's the safe way to transfer Applications folder to the other partition? Can I just move all apps into a folder on the other ...
3
votes
3answers
19k 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 ...
1
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1answer
2k views

How can I delete my Windows partition and add the space back to my OS X partition?

I use Bootcamp to install windows 7 on separate partition (200 GB for OSX & 50 GB for Windows) Now I decide to delete my windows and want my 50 GB partition back and stick to the 200 GB ...
0
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1answer
378 views

how do I turn free space into a useable partition?

I have read a few answers to this sort of question already, but don't know how to do it. I had some problems with my partitioning, it seems the operating system has been somehow installed on bootcamp, ...
1
vote
1answer
310 views

Restoring a Boot Camp image with Windows 7 and making it bootable?

I have an image of Boot Camp with Windows 7, which was created by Carbon Copy Cleaner. I didn't realize that the image wasn't bootable until I had already deleted the partition. I'd like to restore ...
1
vote
7answers
8k views

Partitioning secondary internal hard drive failure

Looks like my 2nd HDD became a brick. I tried to partition it via Disk Utilities/booted from recovery partition/diskutil to no luck! I got vague/strange errors such as: unable to unmount, or: ...
1
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1answer
2k views

Reinstalling Lion OS using recovery , will it erase my other partition(s) data?

I am about to re-install OS Lion on my MacBook Pro. But before that I want to make sure that my data in other partition created, will that be lost to? Example I have 3 partitions 1)Macintosh HD (OS ...
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2answers
2k views

Unable to create a partition to install Mac OS X

When I try to install Mac OS X there is no partition for me to choose. I tried to create a partition and got the error, "Partition failed with the error: Couldn't unmount disc." Anyone have a clue? ...
2
votes
1answer
1k views

Partition HD for triple boot (or move Apple_Boot Recovery HD from a primary partition)

I want to triple boot but I'm running into a problem I ran out of primary partitions. Currently using rEFIt bootloader chooser or whatever it is called, from what I understand it is not a bootloader ...
2
votes
1answer
184 views

Partitions in Mac

Recently I got a Mac mini with OS X 10.7 installed. Right now it has one 500GB hard disk. What I want to know is wheather we can partition the hard disk like on Windows. I would like to save my ...
2
votes
3answers
10k views

How long should Boot Camp formatting selecting drive take?

I'm trying to install Windows 7 using Boot Camp Assistant. Now the boot camp is on task "Formatting the selected drive" and it has been going on three hours and it is not even on the half way. How ...
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2answers
7k views

How can I partition my Macbook Pro's hard disk?

I'm about to install Linux on my new Macbook Pro. In order to do this, I need to resize my Mac OSX partition to allow some free space for Linux. I've booted into the Recovery HD and started "Disk ...
2
votes
1answer
725 views

Accessing encrypted FileVault 2 (?) partition from Snow Leopard

I'm trying to access an encrypted partition on an external hard drive. My dad formatted it in OS X Lion before sending me the drive. I am running Snow Leopard with no access to a Lion install... ...
2
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0answers
99 views

What are the use cases for case sensitive HFSX as opposed to default HFS+? [closed]

I just want to know when it does make sense to use HFSX instead of HFS+? HFS+ is the default partition type.
3
votes
4answers
13k views

How can I convert a NTFS drive to HFS+ without having to move the data?

How can I convert a NTFS drive to HFS+ without having to move the data? It is an external drive of 2TB and I don't want to spend too much time moving the data. This is required in order to be able ...
2
votes
3answers
511 views

Mac App Store and multiple OS partitions

I recently set up an additional Lion partition in addition to my existing partition for development reasons. I was in the process of installing apps on this new volume through the Mac App Store, when ...
2
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0answers
388 views

What kind of partition should I use for a shared network drive used mostly un Mac?

I have a 2TB external USB drive that I'm using to share things in my home network. Now the drive is connected to my Mac Mini, that is supposed to act like a file server. Currently the drive is ...
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2answers
4k views

.HFS+ Private Directory Data?

On my file exchange partition that both Mac and Ubuntu should have access to, I cannot manage to get access from Ubuntu. This partition was created with the Disk Utility in Lion. Unlike before, ...
3
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1answer
5k views

Disk Utility says: “Error: This disk doesn't contain an EFI system partition.”

After a clean install of Lion, followed by partitioning which again was followed by a installation of Ubuntu, I noticed some error messages of Disk Utitity. When verifying the volume I get told that ...
0
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1answer
536 views

how can I transfer empty space between partitions?

I would like to dual-boot OS X Lion and Snow Leopard, because I have a few programs that do not work on OS X Lion yet. That works, but now I have the problem that I have run out of disk space on my ...
5
votes
1answer
4k views

Is blessing the Ubuntu partition reversible in OS X?

I'm considering using Ubuntu as a main OS. So far, I've been using it in a dual boot setup with OS X. The dual boot worked by holding the ⌥ alt key upon boot (not rEFIt). Blessing the Ubuntu ...
2
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2answers
3k views

How do I split a Bootcamp Partition on a second drive?

I have a Mac Mini Server 2011, which has 2 Hard disks of 750GB each. I want to install Windows 7 on the second disk, but i want to split this disk on two partitions: One of 450 GB for Windows and one ...
2
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3answers
3k 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 ...
21
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3answers
52k views

How to resolve error: “Couldn't modify partition map because file system verification failed”?

I upgraded to Lion and decided I no longer want 100 GB of my drive devoted to Boot Camp, I never boot into Windows, I just use it as a VM anyways. So I deleted the boot camp partition using disk ...
3
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1answer
198 views

What is the right way to maintain Time Machine backup history for a HDD with two partitions?

I have two user partitions (not counting any hidden/system ones like Lion Restore etc.) on my MacBook Pro's internal HDD: Volume_A (100 GB) and Volume_B (20 GB). My Time Capsule has been keeping ...
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0answers
1k views

merging free space into a partition that logically lies before the partition

On my MBP 2011, I had a dual-boot setup with Snow Leopard (that originally shipped with my laptop) and Lion Developer Preview GM that I had installed later, using Disk Utility to appropriate modify ...
0
votes
1answer
452 views

Can Mac OS lion and Win 7 (Vmware Fusion) Access Fat32 Partition?

Is it possible that I can make partitions on Mac other than the one holding OSX as FAT32. I want to access it via Mac and also when I run Win7 on Vmware Fusion. I can then add that FAT32 partition as ...
3
votes
1answer
409 views

MacBook Air dual boot Lion+10.6

Can a 2010 MacBook Air internal SSD be configured for the dual-boot of both Lion/10.7.x and Snow Leopard/10.6.x? If so, how much extra storage space is required for 2 boot partitions vs. one? Other ...
3
votes
1answer
551 views

How do I move Mac and Windows partitions to single Hard Drive?

I have this scenario: 600 GB Hard Drive, using Master Boot Record 300 GB Windows 7 x64 Parition, NTFS 300 GB free Space 1 TB Hard Drive, Guid Parition Table 730 GB Data Partition, exFat Two More ...
13
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 ...
4
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2answers
10k views

Deleting a partition in Disk Utility fails. (Error: -69879)

This is the output in Disk Utility: Disk Utility cannot modify this disk because it contains CoreStorage physical volumes. Use command line distil instead. The selected partition won't be ...
3
votes
1answer
3k views

Why won't disk utility let me remove a partition from my external hard drive?

I have an external 1.5 TB hard drive split evenly with a partition for backup and a partition that was used for Time Machine on my previous computer (OS X Lion). Now I'm using this hard drive with a ...
7
votes
2answers
69k 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 ...
19
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8answers
41k 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 ...
0
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3answers
892 views

Can't see logical Windows NTFS partition in OS X

I have already asked this question over here http://superuser.com/questions/323414/cant-see-logical-windows-ntfs-partition-in-os-x and I got one answer thats satisfying but risky to attempt such ...
0
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1answer
522 views

What is EFI in partition scheme?

Recently I changed my partition scheme from MBR to GPT, and during after conversion I saw a another partition named EFI ... I don't have a good idea what does it do or its purpose ... but I think it's ...
4
votes
5answers
9k 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 ...
0
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1answer
1k views

Remove 2nd partition, reclaim space

If I have a dual booting computer (os x 10.7 and Linux), and would like to remove the Linux partition and return it to one single large disk running os x, how is this done? Is there risk to messing up ...
1
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1answer
7k 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
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1answer
618 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?
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1answer
196 views

Do the new macbook pro models (2011) still have a 4 partition limit?

If I remember correctly, the older Macbook pro models (pre 2011) had a 4 partition limit: so, if you tried to install multiple operating systems, you had this limit. Do the new models (2011) still ...
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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 ...
0
votes
1answer
718 views

Restore MacBook AIr (mid 2011) partitions

I just messed up my partions on my harddisk. The situation: Installed windows 7 using bootcamp (NTFS). After that i wanted to ceate a shared partition, on wich both MAC OS and Windows can write. In ...
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2answers
2k views

Will renaming my Windows partition from BOOTCAMP break anything?

I've installed Windows 7 via BootCamp. I'd like to rename the partition from BOOTCAMP to something a little easier on the eyes. Will renaming my Windows partition from "BOOTCAMP" to "Windows" break ...
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1answer
2k views

How do I change the partition table for my hard drive?

I have an external hard drive with Master Boot Record partition table. I wish to change that to GUID so that I can modify the partition on the fly next time. How do I do that? Is it possible to do ...
2
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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 ...
7
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4answers
36k 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
2answers
20k 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 ...
0
votes
1answer
557 views

Issues with Bootcamp trying to boot to a bootable device other than my HD

A week ago, I attempting to load Windows (with Boot Camp) on my Mac Pro. The Windows 7 install CD I used had missing files, and thus I deleted the partition I created to house windows, not wanting to ...