Apple Disk iMaGe file format

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1
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1answer
209 views

Best way to back up old CD-ROMS?

I'm trying to backup all of my old backup CDs from over 10 years ago to simple DMG files on my harddrive - since CD's die (already have one that won't read) and they take up a ton of physical space! ...
2
votes
1answer
128 views

Unique volname for DMGs

We have a build process that is now doing the common layout for distributed DMGs. This is done in a way that I've seen in many places -- the DMG is attached, then Finder does its job via osascript. ...
7
votes
3answers
7k views

Is there a command to install a dmg

I want to install a dmg file on a remote server. All I have is an ssh access. Since a DMG is a disk image, I tried to mount it, but mount does not seem to recognize its format. file says my dmg file ...
14
votes
2answers
3k views

Why can't I open DMG files which reside on a read-only NFS filesystem?

I've discovered a strange problem... if I have disk image files (DMGs) which reside on a read-only NFS share, I cannot open these in Mac OS X 10.7.5. The same files open fine when accessed over AFP. ...
1
vote
1answer
1k views

XQuartz disk image won't open

Every time I try to open the .dmg to install XQuartz, a window pops up saying the following disk images couldn't be opened and the reason shown is not recognized. I don't know if I need another ...
1
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3answers
4k views

How do I restore a Windows 7 DMG file to Boot Camp (and make it bootable)?

My iMac's HD died last week, and so I was unable to access OS X (I had a Time Machine backup of it though). Fortunately I was able to boot into the Recovery HD and use Disk Utility to backup Boot Camp ...
0
votes
1answer
4k views

Booting Windows 7 in Boot Camp shows a black screen with a blinking cursor

I am trying to restore a DMG image of a Windows 7 Boot Camp partition back to Boot Camp. (I know that I should have used Winclone, but I didn't have that option because the drive was already dying and ...
0
votes
1answer
311 views

Adobe/mac users: what are the LS1.dmg files(can i delete them)?

I'm using Disk Inventory X to help open up some space on my hard drive. I found some disk images in my users folder, each taking up more than a whole gb of space: the files : ...
1
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1answer
30k views

How do I install applications from a .dmg file? [duplicate]

Possible Duplicate: How do I install an application from a disk image? I just got my first Macbook Pro yesterday and one of the first thing I did was to download and install Mozilla Firefox ...
2
votes
2answers
545 views

How to set read-only dmg background picture in Mountain Lion?

Until MacOS 10.7, I used to put a png file in a read/write dmg, then I set it as its background picture, then I hided it and converted the dmg to a read-only one. Everything just worked. Now, in ...
2
votes
2answers
396 views

Cannot access mounted .dmg over the network in Mountain Lion

I noticed this with TrueCrypt volumes. Before 10.8, whenever I mounted a .dmg on my iMac, I could access it automatically from my mbp over the network with afp sharing. But after upgrading to Mountain ...
0
votes
3answers
5k views

How to recover Mountain Lion's dmg file after installation?

I downloaded Mountain Lion from App Store and installed it. I have not set Time Machine and I installed Mountain Lion one hour ago (since posting this question). The dmg file is not in Applications ...
3
votes
1answer
197 views

Disk image windows open beneath other windows

When I install software from a .dmg, the verification window pops up, which I suspect is normal. When it's done, though, the Finder window - you know, the "Drag to Applications to install" box - pops ...
7
votes
1answer
374 views

Prevent other users from ejecting (or even seeing) my mounted disk images

I have an encrypted disk image (sparsebundle) where all of my private documents are stored; I mount it to a custom mount point with: mkdir -p /Users/gabriele/MyDocs hdiutil attach ...
1
vote
1answer
1k views

Restore system from DMG (original source disk bigger than destination)

I'm running Lion and trying to restore a Snow Leopard system archived in a DMG file. The restore destination is an external Firewire disk (160GB) and the original system was installed in a 250GB ...
4
votes
1answer
1k views

Set up flash drive with multiple OS X Installers

Working in a tech shop, and being an Apple fan, I deal with ALL the Apple-related products. I'm seeing products from 10.4 to 10.7, and I have made a bootable flash drive from 10.6 (since it's the most ...
7
votes
2answers
11k views

How do I create a DMG file from a directory?

I'm trying to add a few files into a dmg. How do I create a DMG file from a directory?
5
votes
2answers
4k views

What are “dmgpart” files and what tools can create, merge, or manage them?

I downloaded something that came as three large files: One was a *.dmg (a disk image file, which I expected) and two more were *.dmgpart files, which I haven't happened to see before – I never ...
1
vote
2answers
386 views

Prevent disk image automount when clicking Finder sidebar

I have been playing around with the View → View Options in Finder and I must have touched something crtitcal because now whenever I click on a folder in Finder it automounts a disk image located ...
2
votes
3answers
2k views

DMG mounts but does not auto-open

I have a DMG which I downloaded using Safari. When I double click it, the volume mounts but it doesn't open in a new Finder window. Any idea why this would happen, and how I can fix the DMG so that ...
2
votes
2answers
150 views

Why are some disk images bigger when burned?

I've got a couple of DMGs that should fit on a CD (one per CD) but burning softwares (Disk Utility & Toast) say that they are 2 or 3 times bigger and thus need a DVD. Why is that ?
2
votes
1answer
2k views

Can I set a password on an existing dmg?

I am just wondering if it's possible to set a password to existing dmg image. There is no such option at Disk Utility.
7
votes
2answers
3k views

Why are executables called DMG (disk image) files?

I am not experienced with OSX but I have been using it recently. It seems to me the equivalent of an .exe (executable) in Windows is a .dmg (disk image) in OSX. And you don't install it, you mount ...
1
vote
1answer
687 views

How to script “add to iTunes Library”

I'm trying to deliver as a download a collection of audio files such that the user (preferably Win and Mac) would be able to double click on the file (perhaps a DMG? / ZIP) and launch a script that ...
17
votes
1answer
1k views

Where is a dmg file mounted?

When I double click a dmg file it's mounted (or so I assume) in the filesystem. I want to explore the dmg file in the terminal for hidden files (like the background for example), but I'm not sure ...
3
votes
2answers
4k views

Creating a Backup of a Mac hard drive that won't boot?

PowerBook G4 laptop no longer boots. Hooked PowerBook G4 to another running Mac using Firewire and held down the 'T' key on boot up. This is a Mac similar to the one I connected the PowerBook ...
3
votes
1answer
301 views

How can I open the .dmg install window on top of everything? [duplicate]

Possible Duplicate: When opening a DMG file, how do I get it to open up in front of the windows? Whenever I open up a .dmg file, it just gets opened, but it stays under everything that I've ...
1
vote
2answers
1k views

10.5.7 Recovery Disk

I've got a mid-2009 MB Pro that I'm setting up to run some tests. I've got Lion and Snow Leopard partitions up and running, but struggling with Leopard. The initial OS with mid-2009 MB Pros is ...
10
votes
3answers
4k views

Why are so many Mac downloads a .dmg just that contains a single .pkg?

I've noticed that many downloads are a dmg (disk image) that contains a single pkg file (installation package). Usually the pkg seems to be already compressed since the dmg doesn't reduce the file ...
1
vote
0answers
206 views

Finder acting different after mounting a DMG in Lion vs SL?

If I recall correctly, when mounting a DMG file in Snow Leopard, the Finder window with the App would become active. In Lion, this isn't the case. Instead of the window becoming active, you have to ...
2
votes
2answers
2k views

Password protect folder without disk images?

Is this possible? I know you can protect a .dmg file, but is there a more convenient solution, by using a third party application?
8
votes
4answers
2k views

How can I backup my system to a remote server (AFP, Samba, or NFS share)?

Here's the goal: I have a backup server with a ZFS filesystem with built in compression and snapshots. All our machines backup there nightly with rsync, and then a ZFS snapshot is taken, so we have ...
11
votes
6answers
7k views

Why do I have to drag my new apps into the application folder?

I'm a new Mac user and I've been installing a few different apps for different things. A lot of these use .dmg files. Why exactly do they all expect me to drag the icon into the application folder? ...
0
votes
1answer
394 views

How to clone CD or DVD from the CLI so it can be accessed in VirtulaBox Windows VM

How can I clone a CD or DVD to an ISO or DMG, using just the CLI, so that I can attach it to a VirtualBox VM. I often clone CDs or DVDs using the following commands: diskname=`df -kh /Volumes/* | ...
1
vote
3answers
2k views

How to obtain latest slipstreamed installation media for OS X?

I'm looking for a way to obtain an updated installation media for OS X 10.6.x, currently 10.6.6 I am looking for a similar solution to the Windows slipstreamed installation media and preferably a ...
18
votes
3answers
5k views

When opening a DMG file, how do I get it to open up in front of the windows?

Whenever I download a .dmg file and then open it (usually from the download bar in Chrome), it opens up in the background. Is there any way to get it to open up in front of my window? Edit To ...
5
votes
1answer
4k views

Cannot empty trash after deleting .dmg

So, I downloaded Chrome, and I put it in the Applications folder and from there a shortcut to the applications bar on the bottom of the screen. All is fine, but now there's an icon on the desktop that ...
6
votes
2answers
3k views

How to make an expanding compressed encrypted disk image?

I'd like the following setup: A DMG file sits on my HD, taking up only the space of the contents, or perhaps only the space of the contents compressed. If I double-click on it, I need to give a ...
19
votes
2answers
7k views

What is the difference between a “sparse disk image” and a “sparse bundle disk image”?

What are the differences between sparse and sparse bundle disk images?
4
votes
3answers
1k views

OSX application shortcut folder in dock and icon updates after installation

Here is the setup: I have the Applications folder right in the dock, which is the default after installation afaik. Now I have a custom build DMG with an application in there which I drag&drop ...
2
votes
2answers
659 views

Is there an easy way to update a NetBoot image?

I have a NetBoot image which I use for booting into to do things like disk maintenance and testing new applications without having to install them on my workstation. It's really handy, but I created ...