Questions tagged [filesystem]

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 macOS is APFS (High Sierra and higher) and HFS+ (Sierra or lower).

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Mountpoint of network shares

Where exactly are network shares, more specifically samba shares located in the file system tree? I have some trouble with hidden samba shares on a windows server that I need a lower-level look at ...
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com.docker.docker repository doesn't display it's real name

I have Docker on my Mac and just for curiosity's sake, I went to the Docker repository to see a bit how it is : ~/Library/Containers/Docker But this repository is kind of strange. When I display its ...
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can automount & /etc/auto_master mistakes breach the read-only filesystem?

My system is Catalina 10.15.6. I've been trying to configure automount to mount a share on my Synology NAS "on demand". It's not going well :) I can't fully retrace my steps, but I'm trying ...
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How can I search a specific type of file on a macOS with a condition?

I want to search only files created by Fl Studio but if I search in Spotlight for files with the .flp extension I get also the autosaved versions of the files. Is there any way to search only the .flp ...
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Naming folder "Framework.Service" appends ".app" extension which can't be removed

I'm currently having a really weird problem. I've checked out a git repo which has a folder named Framework.Service. When I run ls in the terminal it shows the folder name as is. But when I look at it ...
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How does file access time updating work on macOS?

I have a volume on my 12.3.1 M1 Macbook Pro, /System/Volumes/Data, which has attributes apfs, local, journaled, nobrowse, protect but not noatime. I would assume, then, that any access of a file in ...
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How to change a file extension on an iPad

I’m just starting to use an iPad for work, and I often need to change file extensions. For example, I might need to rename example.txt to example.md. It seems like the way to do this should be to long-...
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MyTime Machine backup keeps filling up and it doesn't make sense

I have an internal 1TB drive on my iMac M1 and an external 4TB backup. I keep getting the message that my Time Machine backup is full. About two weeks ago I got this message and it didn't make sense ...
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Associating .drawio.png with Diagrams.net desktop application

Diagrams.net supports saving diagrams as Editable Bitmap Images. Essentially this means that the diagram is rasterized and written out as a .png image with the editable version stored as metadata in ...
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Prevent automounting of a Linux drive

I have a USB stick which is used for backup in a Linux VM (via parallels). Everything works fine there, except that every time the VM is powered off, the USB stick is handed back to macOS, which ...
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How to fix unresponsive filesystem without rebooting?

I tried to mount an external storage device in MacOS 12.3.1 using sshfs, but I had to stop this process in the middle of whatever it is doing. Now, when I do a ls -l in the file system it hangs for ...
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What does "preparing for copy/move" do in Finder?

This question has been around for a dozen of years, but all answers concentrate on how to speed up and usually date back quite a while. Contratry to that, I'd like to understand what phases Macos goes ...
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macOS: I can't delete a file from Finder and it's not visible in the Terminal

I saw there are other similar questions here but I could not find an answer for my case. I have a file that I can't delete, that: it is visible in Finder and it is not in the Terminal therefore I ...
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What is the purpose of directory /var/dirs_cleaner?

I'm using a 2020 MacBook Pro on Monterey 12.3.1, and noticed a new directory, var/dirs_cleaner which is empty, has permissions of read and write by the system. I've tried to find out on Google, but ...
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How to show the latest modified date of any files underneath a given directory? [closed]

As shown in this reverse chronological order listing the last file or subdirectory of '.' was modified on April 12, but the date of modification shown on the directory itself is April 17. I would ...
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Set Date Modified to oldest of selected files in Finder?

I'm trying to write a shell script to use in a Service I'm creating in Automator to change the "Date Modified" of all files selected in Finder to the date of the oldest modified file ...
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Create symlink in root directory / [duplicate]

I want to create a symlink in macOS root directory /. But sudo ln -s /path/to/directory /short just outputs ln: /short: Read-only file system (see here). Is there a solution to bypass this and create ...
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How do I find the absolute pathname of the Files directory on an iPhone?

On my iPhone, there's Files app that allows me to browse iCloud Drive etc. For an app I'm writing, I need to know the absolute pathname of this Files folder, or any other folder where I could save a ...
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What is the directory that my camera files are under?

I've been trying to change the permission on my external camera (Cannon brand) to read and write, but have had trouble locating the device's directory. It uses USB 3.0, and it shows up in system ...
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Find out which process creates a file/directory [duplicate]

There's a file and a directory that gets created semi-randomly and I'm struggling to find out which process is creating it. After deleting the file, it will get recreated later (more details about ...
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Steam app data files using twice the expected disk space on Mac OS Monterey

My son wanted a game from steam, which said it required 40GiB disk space. Sure, done. Installed, but I noticed it was using 80GiB disk space, but didn't think much of it, until it decided to auto-...
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What is system data and how to make it take less place? [duplicate]

My mac has a problem that I have a system data that it seems every time I look at it, is a little bit bigger. It now got to almost 60gb, half my hard disk. Even with system scan tools, I can't seem to ...
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How do I recreate a folder/file structure with small size dummy files of the same names?

I have a folder/file structure of large PDF files. I need to replace all the large PDF files with a small size dummy file of the same name while maintaining the exact same folder/file structure. Is ...
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MBP running 10.15.7 shuts off on boot/corrupted boot filesystem

I've been trying to fix this issue for the past week or so. Some sort of boot issue seems to occur once a year on this machine, and I will be upgrading but need this one to hold on a little longer. ...
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Where are the extra TBs of data coming from when I scan the disk?

I'm not a habitual Mac user. I wanted to get a breakdown of disk usage on a Mac, so having installed ncdu via homebrew ages ago, I did sudo ncdu -x /. Realising it would take forever, I installed ...
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Tomb Raider II save file location on MacOS Monterey (Aspyr Media)

I used to use MacOS Mojave, and used the Aspyr Media version "Tomb Raider II" on the App Store. This game no longer works in later versions of Mac, so I dual boot Mojave and run it there. ...
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macOS get a file's "allocated size" from terminal?

I'm on a Macbook Pro running macOS 12.2.1 (so using the APFS filesystem.) I noticed some strange behavior when creating a large "dummy file" using the mkfile utility. (/usr/sbin/mkfile) I ...
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Why duplicate files are reported as different sizes with Monterey 12.2.1

The two files are obviously the duplicates of one another, though the file sizes are reported as different % ls -hl "backup/glacier/junk/avi/Space World 3D OpenGL PC Game 2014 06 15 06 56 18_.avi&...
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How do I remove "noatime" from a filesystem mount on macOS Monterey?

I use access times ("atime") ... frequently. Yesterday, I moved my MacMini to Monterey (from Catalina?), and now I see that the access time (atime) on files is not being updated when they ...
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Problems with PostgreSQL uninstallation

I decided to let go of postgreSQL today and ran the uninstaller as well as deleted rm /etc/postgres-reg.ini that the uninstaller says you have to remove manually. Now I cannot remember what the other ...
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Sort 80,412 files into folders based on name begins with

Situation: a folder with 80,412 files all files named with CamelCase, some have a dash (-) separating the first word files can be grouped by beginning with the same word or letters(i.e. "...
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Change ownership of files to remove need for multiple permissions

In my home (/Users/) folder I have many files migrated from previous installations, with different Owners and Permissions set. /User shows I have three Users set in addition to Guest and Shared. I ...
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Corrupted original source file during copy-paste on Mac

I was copying 100GB of essential documents from my Mac to my pen drive. I had to cancel the copy-paste operation because the process became stuck in the middle. The USB drive was accidentally ejected ...
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Moving Virtual Memory (VM) partition from SSD to HDD - macOS Catalina

Currently my MacOS Catalina is installed onto my SSD. I have 128GB SSD and 3TB HDD. Half space of the SSD and large part of the HDD will be used for Linux that I am going to install. For MacOS I have ...
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Cannot repair, mount or erase external drive (M3 Portable). Possible partitioning map problem

I have a problem with my 1TB External Hard Drive. Before I had it partitioned into 3 pieces (Time Machine for Mac, Personal Files, and Linux OS). After a few weeks, I have decided to delete the Linux ...
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API for user-space systems?

With Apple in the process of discouraging the use of kernel extensions, I am unsure what options they are now offering for people wanting to create access to a specific file system. In the past there ...
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How do I search specific content in my recent files on MacOSX 12.1 (21C52)?

Is there a way to search some string in file content, that I can narrow down the following filters: Recently created (< 20 days). Text file (but not surely with a .txt extension). Might be in any ...
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Difference between root ('/') and "Computer"

If I open the finder and navigate to Go>Computer, then I am presented with all the mounts, while navigating to the root / using Shift+Command+G seems to be a different directory. In particular it ...
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How does macOS store the location of a file within a folder

Sorry if this has been asked - super hard question to search for. When in icon view in finder you can move files around in a folder and arrange them however you want. When you come back to the folder ...
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Paradox's Stellaris won't run properly because it can't access a sqlite file

Stellaris runs but gives this error: Unexpected error occurred during database initialization. Please verify that you can access the file /users/gw/Documents/Paradox Interactive/Stellaris/launcher-v2....
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How can I open or read /textClipping files from early- or pre-OS X systems

I have text clippings (.textClipping) from various previous Mac systems ranging through System 8 and all the various OS X versions. On BigSur, these appear blank. On previous systems they also ...
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Best cloud alternative to a Mac AFP onsite file system

I have a publishing company as a client that has asked me to help them migrate an outdated Mac server to a cloud based model so they would be able to have a more resilient system, as well as easily ...
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Where Safari 15 store tabs opened in groups?

"Regular" tabs (tabs not opened in groups) are stored in ~/Library/Safari/CloudTabs.db but tabs opened in Tab Groups aren't there, so where are they stored?
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What's the most appropriate directory where to place 'development software' and 'files' shared between users?

In Linux (Ubuntu in my case) if exists many users, each one with its home directory, such as: /home/alpha /home/beta /home/omicron to share development software and files between/among users I've ...
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How should I delete a container to allow its disk space to be claimed by another container?

On my 2017 Macbook Air, running Big Sur, I created a new "container" to install Monterey to test it. So I have a dual-boot system with Big Sur and Monterey living on two separate ...
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5 votes
1 answer
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What is this .file at my root folder?

Is this file important to me? I want to delete this file since it's zero bytes. But I have tried sudo rm .file, sudo rm -f .file, sudo chmod -R 777 .file all failed. Any idea?
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How to remove macFUSE item from Finder menu?

I have removed macFUSE but this item in the Finder menu still shows pkgutil --pkgs |grep fuse not found any Fuse packages
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2 votes
2 answers
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unzip archive with filenames containing umlaut

I got a zip archive containing files some of which with a name containing German umlaute, such as ö. The unzip command on a terminal fails to create such files, complaining about an illegal byte ...
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Is there any restriction in storing files (audio, video, PDF, Word, all kinds...) on the device storage

Does Apple put restrictions on what can and cannot be stored on the internal storage (not iCloud, Google Drive, etc.) of iOS 14+? Examples of such files would be copyrighted content, white papers from ...
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4 votes
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How would I view a list of file paths in a Finder window from command line output?

Is there any way to take a list of file paths from find (or alike) and view them in a Finder window? For example, say I'd like to see a single Finder window containing "all of the .mp3 files in ...
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