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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29 views

GPT looks valid. Diskutil sees empty disk

External 3 TB disk. Stopped working after a power bump. GPT reports as follows: bash-3.2# gpt show /dev/disk6 start size index contents 0 1 PMBR ...
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39 views

Uninstall Google Chrome won't work

I'm in a root Finder and trying to delete Google Chrome.app in another user's folder. I get the error message The item “Google Chrome” can’t be moved to the Trash because some of its plugins are ...
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32 views

Is it possible for Mac OS X to adopt btrfs? [closed]

There is a new filesystem for GNU/Linux called btrfs that has some advantages. It has become stable in 2014 and it ships as default with Suse Linux. Could Mac OS X adopt the filesystem in the future? ...
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2answers
55 views

When did the colon character : become an allowed character in the filesystem?

Just noticed it works on Maverick.. the colon character : is valid for file and directory names (I accidentally entered it for a filename in Atom). Can't find any reference to it becoming valid ...
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0answers
34 views

Why can I not create a directory on my external hard-drive?

When I try to make a new directory on my external hard-drive I get a message saying that it is a "Read-only file system" LU06296APPLE:~ fortinok$ mkdir /Volumes/Seagate\ Backup\ Plus\ ...
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0answers
20 views

Optimize filesystem for speed over integrity

On Linux, I use the noatime,nodiratime,nobarrier,data=writeback mount optioins in /etc/fstab to trade filesystem safety/consistency/integrity for speed which makes sense for local development. Is ...
3
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2answers
229 views

Cross-Platform File System file sharing between MAC, WINDOWS, LINUX?

I've a laptop with triple boot, Yosemite, Windows 8.1, CentOS 7, and need a partition for sharing files between the 3 os's, i've been using exFAT, as it is supported by OSX & Windows but had some ...
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1answer
25 views

How can I monitor an installer as it modifies the filesystem on Yosemite?

fseventer does not support Yosemite until further notice and the suggestions here don't work for me so how can I monitor an installer as it writes files to the file system? I also tried Sloth but it ...
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0answers
13 views

Where do skype plugins get installed on OSX

I'd like to know where plugins for skype such as http://www.ecamm.com/support/?cat=callrecorder get installed on OSX Yosemite? I've looked in the Skype.app package contents and ~/Library/Application ...
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14 views

When I try to move a file in finder to a different folder, it gets stuck. Why?

I keep having to Relaunch Finder because it gets stuck when I try to move a file to a different folder?? the file I'm moving is like suspended in mid air, and Finder is stuck. I have relaunched like ...
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25 views

OSXFUSE, BindFS and HFS+ extended file attributes

I use BindFS with OSXFUSE to mount some folders on an external drive on mount points within my user home folder. This is a sample line from my fstab: /Volumes/Content/Pictures ...
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18 views

Is it OK to remove files from any directory named “Caches”?

[I'm not looking for dire warnings from my explanation of why I'm asking this question as I'm aware of the possible consequences and willing to take the chances (and to reload my entire system) but ...
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votes
1answer
29 views

File in /.Spotlight-V100 on bad block

So I have a file /.Spotlight-V100/Store-V2/9ED490D0-6169-4B28-A1B6-46E34ABD0CD1/5.indexPositions which when read causes an IO error disk1: I/O error. 0 [Level 3] [Facility ...
2
votes
0answers
52 views

fsck not working to fix corrupted external drive

I am using an early 2011 MacBook Pro with the Mavericks OS. I've researched a similar issue on an internal drive but As far as I know, being in Single User mode won't help my situation. One of my ...
1
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1answer
27 views

Document editing on the ipad

It is not clear to me how the file system in iOS 8 works. Consider e.g. the Dropbox app, when I open a document in another app, what happens? It looks to me as: copy of the file is created file ...
4
votes
2answers
152 views

Why 2 same files have different size on NTFS?

I have 2 same files residing on an NTFS filesystem: Romans-MacBook-Pro:cut poma$ md5 src.mov MD5 (src.mov) = 7d59d01e5efffe3a258eff86d8b775a0 Romans-MacBook-Pro:cut poma$ md5 copy.mov MD5 ...
1
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2answers
45 views

How to get file metadata?

How to get extensive filesystem information about a file? I have a file that consistently causes errors in my backup utility (Unison). I'm trying to narrow down a bug and find out how it is different ...
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4answers
459 views

How to deal with whitespaces in OS X along filepaths when certain UNIX programs dislike it

I am trying to include a command in a TeX file to a bibliography file that I am storing centrally. However, when including the filepath, like /Foldername with whitespace/ANOTHER folder name with ...
1
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1answer
31 views

What does a hard link do?

This has been mentioned in this question here: What's the difference between alias and link? But I am not even sure what I am looking for. I wish to create a hard link of the type where if a ...
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0answers
42 views

How to run OS X on ext4?

I'd like to install OS X on an ext4 filesystem, not hfs. How can this be done? I've looked at the Apple site, but, of course, it won't say anything about that.
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1answer
20 views

Directory in my mac filesystem has sub directories with greater size than parent directory

I have some weirdness on my mac's filesystem nowadays. I have a dir in my home dev to store my programs and git repos. Size of the dev is 630 MB. Size of the dev/todos is 637 MB and there a re some ...
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48 views

IMAP folders missing from ~library/mail

After converting some mail accounts from pop to imap, then importing mail from Backup, the IMAP folders are located in V2 folder (not ~Library/Mail folder) Because Mail is running very slow, I want ...
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0answers
57 views

Using SSHFS with launchd

I have a Raspberry Pi I want to automount on my Desktop (Yosemite 10.10.1). I've installed OSXFuse (with the MacFuse option) and SSHFS both from https://osxfuse.github.io/. I'm using the password ...
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vote
1answer
168 views

Trying to mount mhddfs / osxfuse via fstab

I'm trying to create a virtual drive pool using osxFuse and mhddfs. I'm on OSX 10.9.5. I've tried osxFuse v2.7.3 installed via the package installer. I've also tried the homebrew cask install method. ...
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0answers
64 views

files synced to xampp via google drive between windows vista and mac running os x yosemite file permissions being changed to 403 forbidden

My friend and I are coding a web page via xampp. We both have different copies of xampp server installed. The files are synced via google drive into the htdocs folder. The problem is that the files ...
0
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1answer
29 views

How do I set a localized name for a folder?

I want to give a folder a localized name. In one of Apple's articles, I found out that the ".localized" file (e.g., in ~/Downloads) is responsible for indicating this, but all of the .localized files ...
3
votes
1answer
242 views

What are directories /Volumes/Untitled* (Yosemite)?

I've just started using a new MacBook Pro, which has Mac OS X 10.10.1 "Yosemite" pre-installed. I was surprised to find paths like /Volumes/Untitled in my /Volumes directory. % ls -ld /Volumes/Untit* ...
0
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1answer
49 views

RAM Disk Fusion Drive?

I've recently started reading up on RAM disks, and they really do sound like they could boost a computer's speed. However, I was wondering if there was a way to go even further and make a RAM disk one ...
0
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1answer
143 views

How do I convert from Case-Insensitive to case-sensitive in 10.8

I just got a new (well refurbished) MacBook Pro running 10.8.3. I am a programmer, so I have need of a case-sensitive filesystem. It is fresh and I am reluctant to upgrade it or do much with it until ...
3
votes
2answers
112 views

Format External Disk in FAT, NOT FAT32

I have an external device which mounts as an external drive and which I must format in FAT, not FAT32, for use elsewhere. Is there a way to do that from Snow Leopard?
3
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2answers
108 views

What characters might be used to substitute for colon in folder names using a time-of-day?

It is often convenient to name files and folders with a date and time, such as standard ISO 8601 format: 2014-12-10T22:35:28.460Z. Unfortunately, the Mac’s HFS+ file system uses the COLON as a path ...
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2answers
72 views

How can I add “.mp4” to the end of multiple files in a folder?

I just received a bunch of videos (for editing) and something weird happened. I was told the files are .mp4, but when I received them they did not have a filetype assigned to them. I can add ...
1
vote
1answer
75 views

Why do I have a ~ file in the root of my drive?

I just noticed that I have a 2MB ~ file in the root of my Macbook HD. This wasn't here last time I checked (probably months ago,) and my guess is that it is from a system crash the other day or maybe ...
0
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2answers
37 views

OSX: move to archive (compress a folder and remove it)

I'm looking for a way to zip (or 7z) files via a file manager in such a way that the original folder is deleted right after the zipping finished (less clutter when batching compression of multiple ...
0
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3answers
84 views

Altering screenshot filename

When taking a screenshot using the keyboard shortcut shift+command+3 it yields a screenshot with a filename of Screen Shot 2014-11-23 at 3.25.36 PM.png. I would like to make a change so that the ...
0
votes
1answer
27 views

Allow read-write access to subdirectory in first local account to second local account

I have two accounts (one for work, the other for private stuff) on a Mac, which is running OS X Yosemite. I would like to share a directory, say ~work/Documents/SomeDirectory/SomeSubDirectory/, such ...
0
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1answer
37 views

How to get my files of a Windows-formatted HDD?

I have a very new MacBook Pro. I have an old Windows laptop that died. However I suspect the hard disk is fine. I also have an external HDD that I had used as a backup for that machine (although I ...
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0answers
41 views

What folders does the “all my files” finder view pull from?

A relative of mine managed to delete all of the files under "All my files." I am restoring from a recent time machine backup, but am trying to figure out which folders need to be restored. So far I ...
0
votes
3answers
117 views

calling open from terminal with smb file path and preview as application opens finder instead of preview

I am trying to open a file on an smb share in preview from terminal. The following command opens the containing folder in finder instead of the file in preview. open -a /Applications/Preview.app ...
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0answers
36 views

Correct Filesystem Setup?

Recently I did a fresh install of OSX Yosemite on my Macbook Pro. I followed these instructions to create a USB install drive, and I then used the Disk Utility app from that booted USB drive to erase ...
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1answer
188 views

Where are system UI image files stored?

On OS X Yosemite, where are the image files for system UI elements such as buttons, sliders, menus, traffic lights, etc. stored?
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1answer
50 views

Open resource from inside the bundle using c++ / qt

I have a Qt app set as a bundle, and it requires a resources database. If I place it inside the bundle, how do I open it ? The app was created in Windows, and in Windows and Linux, I can use the path ...
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0answers
10 views

Copy and move with Ultracopier without doing it through tray icon [duplicate]

So when you start Ultracopier this warning message shows up. The replacement of default copy/move system is not supported and blocked by finder of Mac OS X. You need do the copy/move manually by ...
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0answers
166 views

MacOS 10.9.5 Samba client has wrong permissions

I have a Samba server running on Ubuntu. When I mount it on my MacOS 10.9.5 box using the name smb://servername/ every single file looks like it has permission 0700. If I mount it using ...
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1answer
253 views

Why is my USB drive suddenly read-only and how can I make it read-write again?

I have a 1 TB USB drive. I've been using it for months. My main iTunes library is on it. As of yesterday, for no apparent reason, it has become read only. I can't open iTunes. I also tried ...
2
votes
2answers
116 views

Can't open files after changing username

I use OS X Mavericks 10.9.4. I changed my username and this may have caused that I am not able to open any files. I still can see my PDFs and photos in Preview! I get this: File XYZ couldn’t be ...
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0answers
27 views

Multiple Application Folders Priority?

How are Application folders treated or considered on multiple volumes of OS X? Are they treated and indexed with equal priority as the root /Applications? I my case I am considering putting the bulk ...
0
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1answer
30 views

Devices folder in Finder?

Is there anyway that I can view the /dev folder with its contained pseudo-files inside of Finder? I can access it just fine in the terminal with cd /dev, but in Finder it doesn't show up even with ...
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0answers
62 views

How to automount UDF partition with strange partition ID

I have two partitions on my usb hdd: #: id cyl hd sec - cyl hd sec [ start - size] ------------------------------------------------------------------------ 1: AF 1023 254 63 - 1023 ...
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1answer
87 views

Find Windows incompatible file / folder names

Is it possible to detect files / folders that are incompatible with Windows in Mac? We are uploading all our files to Dropbox (from Mac) and we have found that folders with names like "< 2014" ...