Questions tagged [apfs]
A filesystem developed by Apple Inc first introduced in macOS Sierra 10.12 Developer Release and for public use in macOS High Sierra 10.13.
365
questions
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APFS Partitions corrupted
I recently ran Boot Camp Assistant to remove the Windows partition from my 2017 MacBook Pro, but during the partitioning step I quit Boot Camp Assistant. After restarting the computer the next time, I ...
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2answers
35 views
Resize APFS partition and move it to another hard drive
I have a 500 GB external USB disk that contains a 465GB "APFS container", with Mac OS X Catalina, bootable (with the trick "Press and hold the Option (Alt) key immediately after turning ...
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1answer
42 views
How to create an APFS-formated volume on an external drive using Terminal
I want to create a case-sensitive encrypted APFS formatted Volume on my external drive using only the CLI. I had a look at man diskutil already but this doesn't seem to have all the details required. ...
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Insatalling Windows 10 on a Mac SSD formatted as APFS
I'm trying to install Windows10 on my Macbook Air 2012. Boot Camp successfully finishes. When my computer reboots and I try to install using the USB iso, I get an error. Is it because my SSD is ...
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2answers
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How does Apple perform a lossless in-place conversion from HFS+ to APFS?
Since High Sierra, Apple has allowed users to do an in-place conversion of an existing HFS+ file systems to APFS without losing files. This can happen automatically during an OS upgrade or can be done ...
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23 views
Encrypt single file in apfs
APFS supports single-key and multi-key encryption, for the full filesystem and for individual files. Is it possible to encrypt a single file or folder without encrypting the entire drive on macOS High ...
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28 views
APFS partition on an external drive stopped working
I have an external drive formatted in APFS. I use it to store some media files and it contains a Time Machine sparse bundle which is encrypted. I can chose to mount or not the sparse bundle. Today I ...
3
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0answers
31 views
APFS Container minimum size equal to current size
I've got a newly installed iMac with a fusion drive consisting of the internal SSD and a secondary SSD which I installed instead of the factory HDD.
I'm now trying to install bootcamp and getting ...
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21 views
Deleting files doesn't clear hard drive space, adds to “hidden space”, “Other” taking up over 600GB of SSD. First Aid causes errors as well
Pretty sure I'm experiencing the effects of a hard drive on its last legs or requiring a fresh install of OSX, but have some roadblocks in my way that are preventing that. Here's my situation.
Mid ...
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0answers
22 views
Should I create APFS volumes or a partition on an external disk?
I have just newly bought an external drive (not SSD), and was planning to create several partitions on it, for example to keep my files separate from Time Machine backups.
However, when browsing ...
4
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1answer
100 views
Catalina: Purpose of /System/Volumes/Data/Previous Content/?
After the update from Mojave to Catalina I noticed that the used disk space has increased from about 1TB to almost 2TB. And there is hardly any free disk space left.
A closer inspection of the file ...
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1answer
30 views
How to remove a container disk and reclaim space with main partition? (Similar to another question)
So basically im an idiot and dug myself a hole. Im nearly out of this mess but I still have one thing to do. Just need to get the data back that is in these containers. Help is much appreciated. I can ...
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13 views
How many files are allowed in a directory practically on Mac OS Extended (Journaled) external disk?
I have an external disk of the format Mac OS Extended (Journaled). When there are many files in a directory, it becomes very slow. What is the practical limit of the number of files in a directory ...
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1answer
103 views
APFS partition inaccessible
I wonder if someone can help me with my mess. I created hybrid MBR which was working in the beginning, The I decided to delete the Bootcamp partition from the disk utility. This is where the things ...
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32 views
MacBook Pro (mid 2012) how to merge Partitions using OS Catalina or Recovery Mode
I would like to merge some partitions done in the past, with the main one in order to increase the space of it.
I have a MacBook Pro (13inch mid 2012) with OS Catalina 10.15.4 fully working in ...
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2answers
89 views
Prevent certain APFS volumes from being deleted in Disk Utility.app
I can open Disk Utility and permanently erase any highlighted, internal APFS disk volume not being used to boot the currently running operating system, just by clicking the delete or - (minus) button, ...
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1answer
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APFS Fusion Drive with external USB on 2018 Mac Mini
For fun, I've bought a USB thumbdrive from a reputable brand, and was able to build an APFS fusion drive (with the internal SSD as the main, and the USB thumbdrive as the secondary) on my 2018 Mac ...
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25 views
Is the firmware update for APFS on an older Mac on disk or NVRAM?
My 2008 MacPro3,1 is getting long in the tooth and one of the few things left I can do for it before retiring it is to set APFS as the system drive so that I can attempt to run Mojave on it. However, ...
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31 views
Under Catalina, should I use HFS+ or APFS when symlinking media folders to external drive
As I'm planning to install an SSD into my iMac with smaller capacity than the internal Fusion Drive its replacing, I will need to symlink my Movies, Music and Pictures folders to an external mains ...
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31 views
Cannot enter password to unlock encrypted APFS volume (field is somehow disabled)
When I plug in my external hard drive, I cannot enter my password (the field is somehow disabled).
The volume in question is of type APFS (Encrypted).
What can I do?
$ sudo fsck_apfs -n /dev/disk3
...
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0answers
107 views
fsck_apfs fails with “btn: invalid value” and “Snapshot is invalid.”
I have an old MacBook Air running out of disk space, and DaisyDisk reports that 25 GB are taken by "still hidden". Following their suggestions, I've tried to run Disk Utility First Aid as well as a ...
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23 views
Partition type FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF and drive unreachable [duplicate]
I had Ubuntu dual booted on my 2015 MacBook Pro. I tried to remove the Ubuntu partition using Disk Utility, then when I attempted to delete the Linux partitons, it is completely gone out of sight. I ...
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2answers
476 views
How to undelete files removed with rm -rf on an APFS SSD disk?
Is there any way to restore files removed with rm -rf on an APFS formatted SSD?
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19 views
Reorganise APFS container disks
I have an internal SSD with 500 GB. Currently it is divided into two container disks, each with the size of 250 GB:
For some reason, I had originally allocated the first one as a backup, which I no ...
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17 views
How can I convert the Macintosh HD volume from read only to write access? [duplicate]
I am running macOS Catalina and I am fully aware that system files are read only. I would like to change this without deleting system data or reverting back to Mojave.
I need to write to the /bin ...
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77 views
Macbook Pro unable to boot and other strange internal drive behaviour
I don't know how/why this happened, but my Macbook Pro 13" (Retina, Mid 2014) running macOS Mojave will no longer boot from the internal drive.
When I boot into internet recovery, sometimes the ...
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1answer
37 views
Is Disk Partitioning User Data Sensible in Catalina?
I'm a first time mac owner (coming from Linux and Windows) and so far I'm enjoying myself. =) Big fan of the Unix roots in a polished package.
I typically partition my system's "disk" drive to ...
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1answer
38 views
How to merge an HFS+ partition into my APFS partition
I want to merge an empty HFS+ partition with my Mac's APFS partition. My Disk Utility interface looks like this :
How can I do this ?
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2answers
85 views
update unsupported mac with OS X lion to APFS 10.15
Please confirm if one can help me update unsupported mac book late 2008
HFS+ to APFS
Last 2008
current OS X Lion
Mac book 5.1
Omt; Cpre 2 Duo processor
2 GHZ
1 processor
2 cores
L2 cache 3mb
Mem ...
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0answers
43 views
MAC UNABLE TO FORMAT TO APFS [duplicate]
I hate to spam and reopen old issues but this is urgent!!
I am experiencing an identical problem to the one in: Unable to format internal drive as APFS on 2018 MacBook Pro
My internal drive can ...
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0answers
30 views
Unmounted Macintosh HD - Data partition / fsroot tree is invalid
MBP late 2012, SSD encrypted AFPS macos 10.15.3
I can pass the first filevault password for Macintosh HD but then classic macos kernel panic screen because the the data partition cannot mount.
2
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1answer
73 views
Are time machine directory exclusions recursive?
In macOS 10.15.3, using Time Machine Preferences GUI I have excluded /usr and /System from backups.
In the terminal I get:
% tmutil isexcluded /usr/
[Excluded] /usr
% tmutil isexcluded /...
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2answers
168 views
MacOS Cannot format to APFS
I am experiencing an identical problem to the one in: Unable to format internal drive as APFS on 2018 MacBook Pro
However this thread in unanswered and unresolved
My internal drive can format to ...
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0answers
32 views
Macbook Pro 2015 barfed during Boot Camp partitioning, rebooted to uninitialized APFS drive
I was trying to run Boot Camp to have access to the windows Steam library. Boot Camp kept failing and it would then hang on "error: please wait while we reset the partitions to the usual configuration,...
5
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1answer
200 views
Why can't I create a .ssh directory on macOS 10.15.4?
I'm running into a strange problem trying to set up ssh. I'm more used to Linux than macOS. Can someone explain to me what's going on here?
user@nothing ~ % mkdir ~/.ssh
mkdir: /Users/user: No such ...
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1answer
96 views
Does “Erase all content and settings” help with potential Data partition file system issues?
Recently I have become concerned about the fact that there is no way of checking the filesystem integrity on the iOS platform short of rooting the device and running a manual fsck. If I were to handle ...
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1answer
122 views
Displaying difference between APFS snapshots
Problem
APFS is amazing... and infuriating with its lack of tools available.
What I'm trying to do is simply an equivalent of btrfs send --no-data -p /snapshots/parent /snapshots/child
My ...
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1answer
675 views
fix: mismatch between extentref entry reference count
My MacBookPro 2019 (Catalina 10.15.4) recently started to show weird issues in disk utility:
When validating the internal startup disk (SSD) it fails various times with:
mismatch between extentref ...
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0answers
39 views
My MacBook Pro won’t let me erase my disk
I'm trying to delete all the data off my MacBook Pro. I pressed command+r, went to disk utilities, selected my disk in the slot to the left, went to the erase tab. The "erase" button is faded so I can'...
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1answer
87 views
Resize APFS (encrypted) container
I am having trouble "attributing" some free space I have available on the Files partition to the volume which contains system files: an APFS encrypted container.
I would like to do this because I am ...
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0answers
36 views
Damaged partition table on Catalina prevents Mac from starting
After deleting a partition with Ubuntu on it from my Mac, I’m unable to boot the OS because of what looks like a damaged partition table. I started the system in the Recovery Mode and tried to use the ...
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1answer
69 views
Shell commands to determine if file is held on an APFS volume
In a shell script, I need to determine if a file is held on an AFPS volume. What is the easiest way to do that?
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Help me recover 2 deleted partitions: APFS and exFAT
Apology for poor English.
I messed up big time this time.
Backstory
I have one Samsung 860 EVO 500GB 2.5" SATA SSD that contains 3 partitions in the following order:
EFI (FAT32)
APFS
exFAT
The ...
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1answer
49 views
Enlarging APFS OS Volume - Unknown partition scheme
I have my OSX install on a seperate AFPS partion, my home folder on another (HFS). In order to enlarge it I deleted a Linux partition following it, and now I get an error that it is not an AFPS device ...
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1answer
73 views
What is the difference between APFS Local Snapshots and Time Machine Snapshots?
I have an external disk always backing up my system, since Time Machine was launched.
Not the same disk all these years.
Catalina introduce this thing called APFS local snapshot that wastes disk ...
3
votes
1answer
4k views
Disk Utility fails with OSStatus error 22 during cloning/recovery operation
Background:
I need to upgrade the drive in my Macbook Pro. Following are some of its specs:
MacBook Pro (17-inch, Late 2011)
OS: High Sierra, v 10.13.6
HDD: 500 GB SSD, w/ Macintosh HD & ...
0
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0answers
52 views
External APFS drive won't mount - invalid o_subtype
Having the unfortunate experience of a potentially corrupted USB drive that won't mount:
/dev/disk3 (synthesized):
#: TYPE NAME SIZE IDENTIFIER
0: ...
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0answers
44 views
Is there any way of setting the default mount point for an APFS volume? (10.14/Mojave)
I can create an APFS volume in 10.14/Mojave, with a command like
% sudo diskutil apfs addVolume disk1 APFSX Stuff -mountpoint /stuff
The intention is to create a case-sensitive volume, and have it ...
0
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2answers
81 views
Files corrupted after converting HFS+ volume to encrypted APFS
Recently I attempted to convert a (non-boot) hard drive I use for backups from HFS+ to APFS (encrypted). I started by converting the drive to APFS (not encrypted):
diskutil apfs convert /Volumes/...
3
votes
1answer
241 views
APFS: Snapshot is invalid
Running fsck_apfs reports an error checking my main disk:
root@bix ~ # fsck_apfs -n -l /dev/disk1s1
** Checking the container superblock.
** Checking the EFI jumpstart record.
** Checking the space ...
