The system used to format and organize files on a disk. This includes directory structure, permissions management, metadata, and more. The current default file system for the Mac OS is HFS+

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1answer
174 views

Move Large, Frequent files closer to center of HDD

Is there a native/third-party utility (or native trick) to move large, frequently-used files closer to the center of the disk? I was under the impression that the OS tried to automatically optimize ...
3
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4answers
174 views

OS X Lion All Files Showing as Type of Document

I had an issue where my MacBook Air would not start a couple days back, so I reinstalled the OS. I ran the reinstallation from the recovery partition. Ever since then, almost all of my files show as ...
4
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1answer
2k views

Launching a new instance of something instead opening existing one?

Is it possible to have app launcher(Alfred or Spotlight) to launch a new instance of an app(Finder, Terminal) instead of taking me to existing instance? I know this question: How to make clicking on ...
1
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1answer
2k views

I want to install Adobe CS 6 on an external hard drive but can't select the install location

My SSD is formatted case sensitive, so when I attempted to install I got this: Installation on case sensitive volumes isn't allowed. Please choose a case insensitive location. But I can't select ...
5
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3answers
9k views

fsck and Disk Utility won't repair Volume: invalid b-tree node size

I accidentally wrote some .iso data to a disk through dd by mistake. I cancelled the command after just 2 seconds but that was enough to wipe the first EFI partition (200MB) and a bit of the second ...
1
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1answer
359 views

Can't open example files in LyX (greyed out)

I am trying to bring up LyX on a mac. One of the first things in the tutorial is to go look at the file named example_raw.lyx. I know the file is on my machine because I found it using terminal, ...
4
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2answers
760 views

Will setting a cron job to delete ._ shadow files on a linux share work?

I recently tarred up a directory to send to a remote linux system. When I untarred it, there were ._ files tossed into the target directory. I did a search and found articles of people being ...
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2answers
454 views

Wisdom of storing help files in user directory

What is the wisdom of storing the following reference files in the user's directory? Might I have done something when installing XCode for them to go to ~/Library instead of, say, /Library ? 1.8G ...
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4answers
34k views

Alternative to Tuxera NTFS and MacFUSE?

Im trying to mount files to an NTFS format drive, I read on the internet that either Tuxera NTFS or MacFuse work for such things. However TuxeraNTFS filled my USB drive with space that should be free ...
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2answers
4k views

Will NTFS-3G and FUSE work out of the box if I upgrade from Snow Leopard to Mountain Lion?

On Snow Leopard I already have NTFS-3G (2010.10.2) and FUSE (MacFUSE Framework 2.2.1). I managed to install them and it works like a charm. If I upgrade to Mountain Lion, does the operating system ...
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4answers
40k views

How to write on FAT32 and NTFS from Mountain Lion?

What is the best free software for OS X Mountain Lion for enabling write support for FAT32 and NTFS?
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4answers
1k views

What techniques for disk, volume and file system management are possible with OS X, but troublesome within Disk Utility?

In the past, Disk Utility was the best starting point for the vast majority of disk-related tasks. As technologies within (or possible with) OS X have developed – without equal development of Disk ...
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2answers
1k views

If I save files in iCloud, where are they “really”?

If I save files to iCloud in apps in Mountain Lion that support such saving, where on my drive can I find these files if I want to run command line utilities on them, edit them in other programs, etc? ...
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3answers
2k views

How exactly does the new Mountain Lion filesystem work?

I heard that the new filesystem only allows one level of folders. How does it work exactly ? Will my existing beautifully organized folder-tree be collapsed into one folder when I upgrade? As a ...
4
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3answers
3k views

Why isn't finder finding all files?

I had a Smart Search for my Photo Stream files located at ~/Library/Application Support/iLifeAssetManagement/assets/sub/, searching for JPG and PNG files. I found that not all files were showing up. ...
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1answer
1k views

What does this mean: “mds: (Warning) FMW: event:1 had an arg mismatch. ac:2 am:51”

mds: (Warning) FMW: event:1 had an arg mismatch. ac:2 am:51 This error shows up in my system.log file regularly. Searching on Google turns up few useful results. One search result points to ...
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1answer
362 views

Search all hidden .htaccess files inside a folder and run a terminal command?

Searching for the issue, I found this Q&A: How can I show only an .htaccess file in the Finder? [...] you could create a symlink to the file in its directory, omitting the dot in the name: ...
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3answers
8k views

Whenever I try to delete a file in Finder I get “Finder wants to make changes. Type your password to allow this.”

I can't figure out why Finder isn't letting me delete files under my home directory without providing my password. Here's a listing of some files on my desktop: ~/Desktop steve 526$ ls -l@ flower* ...
3
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1answer
744 views

How to delete leftover files from aborted migrations?

I recently got a new MacBook Air and used Migration Assistant (henceforth abbreviated as MA) to transfer my stuff from my old MacBook Pro. However, until MA actually worked all the way, I had to abort ...
0
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1answer
166 views

Filesystem check on startup

as Mac OS X in part is an *nix operating system. Will the filesystem of my computer be checked periodically? How to check when the next check will be triggered, if it is checked periodically? My ...
2
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1answer
321 views

How can I specify a smaller block size for a Ramdisk?

I use a ramdisk to speed up a git repository with a lot (> 60k) of small (~200 bytes) files. Is there a way to create a ramdisk with a smaller block size?
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4answers
37k views

Easiest way to browse iPhone filesystem

What method of browsing the root filesystem is least likely to make any modifications to it? Hooking to a pc is an option. Jailbreaking is not an option for this question.
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1answer
2k views

Where does iPhone save temp files? [closed]

I was doing a very important recording on the soundcloud iPhone app and it ran out of battery. When I charged it up soundcloud app doesn't have the recording anywhere. On the iPhone filesystem where ...
2
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3answers
4k views

Best file system for an external hard drive sharing between OS X and Windows

I would like to buy an external hard drive that I'll use on Mac OS X and on Windows, but I don't know the best file system for it (reading and writing on the both system). I know I can used FAT32 ...
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1answer
463 views

Can Disk Utility and Disk Warrior be used on a Fusion volume containing Mac OS X

I have Snow Leopard Server 10.6.8 running in a VMware Fusion 4.1.3 virtual machine. When I run a Disk Utility "Verify Disk" from within the VM, errors are reported. Invalid B-tree node size ...
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2answers
7k views

Can you reinstall OS X on a FileVault 2-encrypted drive?

I've been researching FileVault 2 to make sure that I understand it before I enable it on my Mac. While reading Macworld's Complete guide to FileVault 2 in Lion, I encountered an unexpected caveat ...
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0answers
181 views

Installing iOS SDK (Xcode) portably?

Is there any way to install the entire Xcode and iOS SDK developer suite on an external hard drive, and run it? When I open the .mpkg, I get " Xcode and iOS SDK can't be installed on this disk. You ...
1
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1answer
100 views

Installing gcc without admin?

Is there a place to install command line programs on OSX without an admin password? I've tried /bin and /usr/bin, and I have permission for neither. Like a ~/Applications, but for the command line.
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3answers
494 views

Unremovable directory

I have a problem with a seemingly unremovable directory/bundle. I moved Spotify.app from /Applications to the Trash and later tried to empty the Trash. The empty trash progress bar shows up but then ...
15
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3answers
5k views

Linus Torvalds and the OS X Filesystem

Back in 2008, Linus Torvalds famously said in an interview that "OS X in some ways is actually worse than Windows to program for. Their file system is complete and utter crap, which is scary." I've ...
7
votes
2answers
6k views

How do I rename a file in git that differs by case only?

In my git (Xcode) project, I committed a filename with improper case. Now I went to try to rename it, but when I commit, I get: fatal: Will not add file alias 'MyProject/MyFile.h' ...
2
votes
1answer
509 views

`open http://foo.com` and specify the chrome user which is to be used

Using the open command from terminal I would like to be able to specify the chrome the specific chrome user to open the url with? Local Chrome users are outlined here. Essentially I have a local ...
2
votes
3answers
171 views

New programs must be launched twice in 10.7.3?

I noticed recently that new programs (newly installed or downloaded) are not opening on first try on my MacBook Pro, or on my wife's MacBook. Both are running 10.7.3. On first launch, new programs ...
5
votes
3answers
2k views

Why is FAT16 limited to read-only with TrueCrypt on Snow Leopard?

I'm experiencing a problem with TrueCrypt. The problem is described elsewhere but not resolved for me. When attempting to mount encrypted containers, the following error is generated: hdiutil: ...
1
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2answers
3k views

Where are audio device files in OSX?

Probably because OSX uses different naming conventions for devices files and because OSX uses Core Audio audio subsystem (not ALSA or OSS) there are no devices such as: /dev/sdp /dev/audio /dev/mixer ...
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0answers
45 views

Setting user & group in a new installation (Mac)

Our product is an Audio Units that needs to be installed in /Library/Audio/Plug-Ins/Components/ In order to allow automatic updates, we need to create the Audio-Unit bundle (ourapp.component) with ...
10
votes
3answers
17k views

What are the advantages of formatting an external disk as journaled HFS+?

The application Disk Utility /Library/Utilites/Disk Utility.app which is part of the applications that ship with the Mac OS allows to reformat an external disk. Options include: Mac OS Extended ...
4
votes
3answers
912 views

How to confirm that a file has copied to a new disk without any errors?

I'd like to copy files from one external drive to a network connected drive. I want to make sure that there are no errors. I know of MD5 hash files that I see for large single files that are download ...
3
votes
4answers
1k views

What programs have trouble with case-sensitive (HFSX) filesystems, and how to fix them?

There are some programs that require a case-sensitive filesystem, and others that require case-insensitive. Even though Apple warns against using case sensitive file systems, in some situations it is ...
0
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1answer
66 views

Selectively control when Aperture/iPhoto opens

Both Aperture and iPhoto have a setting of whether to open "when a camera is connected." I want this option to be checked, but I don't want it to consider my iPad a camera. How can I enable it for ...
2
votes
1answer
97 views

What happens if you create another folder alongside the Contents folder in an application bundle?

I know the icons representing programs that end in .app are really a specially treated folder, and not a single file. And inside that folder, there is a folder called Contents, and in that folder lies ...
6
votes
2answers
2k views

How to change path in Finder by entering the path manually?

It seems that by default there is no way to enter a whole path in the Finder, so instead one should traverse through all the tree to get somewhere deep in the filesystem. Is there anyway to overcome ...
1
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1answer
619 views

Copy system bundle to a Mac on network?

I screwed up while using Monolingual and removed the "AppleKeyboardLayouts.bundle". Before I realized what happened, I logged out and now I can't type a password to log back in. I have tried to copy ...
7
votes
2answers
673 views

Move complete Lion installation to another physical drive

is there a way to completely move my OSX Lion to my new SSD without reinstalling? I came from Windows and Linux to OSX and i thought maybe it is possible to simply change the bootloader config after ...
2
votes
1answer
334 views

In Lion, the “Open File” dialog doesn't refresh until 30 to 60 seconds after the window appears

I'm running Lion (10.7.3). In any application, when I bring up the "Open File" dialog, it shows an outdated list of files — files I deleted hours ago still show up; files I recently created don't ...
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2answers
136 views

Open app in current directory when another app with the same name exists, from command line

I have an app name foo.app I want to open from command line (using open). My folder structure is like this: ~ +---bar +--- foo.app +---baz +--- foo.app I want to open the app located in ...
2
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2answers
249 views

How to investigate fragmentation of one file?

I'd like to see if one of my file is "all over the place", ie fragmented in little pieces at different locations on my hard drive. I'm not looking for a software like iDefrag but rather a command ...
5
votes
1answer
5k views

Is it safe to delete ~/Library/Caches/com.apple.iLifeSlideshow/Pictures?

I was just doing a quick audit of the files on my hard drive and noticed that ~/Library/Caches/com.apple.iLifeSlideshow/Pictures is taking up 1.57 GB on my machine! This leads to the following ...
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2answers
893 views

Can't delete copied Time Machine files

I'm trying to move my time machine backup files all under Backups.backupdb to another drive. I initiated a file copy overnight. In the morning I saw that only certain backups(folders with dates) got ...
3
votes
2answers
2k views

What folders should I be backing up? Are there any I should avoid?

I'm in the process of configuring a cloud backup for my OS X machine and am trying decide what folders to back up and whether there are any folders I should avoid. I have complete control, by ...