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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.

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Creating a non-TM snapshot of an external APFS volume

I have an external HDD with several APFS volumes containing all my files. I want to preserve a copy of the files at a given time, in case they get accidentally modified or deleted. Creating manual ...
Rafal's user avatar
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6 votes
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How do I fix hard disk "Error: -69845: File system verify or repair failed"

How can I resolve the Error: -69845: File system verify or repair failed error I'm getting when trying to verify my hard drive? So far these are the steps I've taken: In Terminal I ran: diskutil ...
Daniele C.'s user avatar
5 votes
2 answers
311 views

Time Machine without any external disks

So, for various security reasons my company doesn't allow attaching backup drives or doing any external backups -- mostly we have cloud things and use git for backup. But Time Machine lets me use the ...
Marvin's user avatar
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5 votes
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1k views

How to create a disk image from an APFS volume?

I have an APFS encrypted 1TB SSD that I pulled from my now-dead MacBook Pro. I placed the drive into a USB dock and can mount it fine after entering the disk password. I cannot, however, take an ...
Wes Sayeed's user avatar
5 votes
0 answers
2k views

Mac producing corrupt "dataless" local snapshots

On my MacBook Pro running 10.13.6 and formatted with APFS, I'm periodically seeing an issue where the machine is frozen when I try to wake it up, and requires a hard reboot to use again. After some ...
Gorb's user avatar
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5 votes
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Disk quota not getting set in APFS file system (MacBook Pro, macOS High Sierra (10.13))

I tried enabling quota on a file system(type APFS) mounted using this command quotaon /dev/disk1s1 but it throws: /dev/disk1s1/ not found in fstab. Previously it used to work in HFS type file system. ...
zealfire's user avatar
4 votes
0 answers
90 views

Can APFS containers be resized while retaining their contents? (Case-sensitive, encrypted)

Can APFS (Case-sensitive, encrypted) containers be resized while retaining their contents (e.g. not having to reformat them) in MacOS? I have an external hard drive with 3 different Time Machine ...
P A N's user avatar
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4 votes
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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 ...
Run_Script's user avatar
4 votes
0 answers
2k views

Snapshot hell? Unable to free space on macOS Catalina

Like many others I am unable to clear up space after deleting files. I tried clearing snapshots: # tmutil listlocalsnapshots / Snapshots for volume group containing disk /: # tmutil ...
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4 votes
0 answers
478 views

How to prevent auto mounting of encrypted APFS volumes by diskarbitrationd

running 10.14.5 on a 2019 iMac. diskarbitrationd is responsible for noticing the appearance of new block devices and mounting them. this kind of auto mounting can be prevented by configuring /etc/...
hardmac's user avatar
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4 votes
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Unable to find an APFS Container Reference after fixing FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF error

After following this guide and giving my partition the proper GUID, i can't access it. Is there a way to recover the container reference its supposed to have or at least a way for me to extract data ...
SPatrickApps's user avatar
3 votes
1 answer
162 views

Undeleteable (dataless?) folder in MacOS: Permission denied, compressed chflag

I'm having a problem deleting a folder that was previously managed by Microsoft OneDrive. The folder is called "WP". I already tried: sudo, disabling SIP, removing chflags. ❯ csrutil status ...
tholu's user avatar
  • 331
3 votes
1 answer
643 views

Manually Decrypt Partially Cloned APFS Volume

I recently attempted to clone a failing external drive to a new external drive. The clone failed part-way into the process. The original drive hardware has now fully failed, so I'm trying to recover ...
jay-z's user avatar
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3 votes
0 answers
366 views

Create persistent local APFS snapshots which later get backed up to external TimeMachine volume

My scenario is the following: I have a folder whose contents changes frequently. To be precise, it's my local backup of my Wordpress upload folder wp-content/uploads/ which I rsync in a SSH tunnel ...
porg's user avatar
  • 978
3 votes
0 answers
193 views

Revert an apfs volume to the state of an earlier snapshot

Recently, I have a problem with slow login. I copied the system to another Mac and is trying different things to solve the problem. To be clear of what exact method works, I plan to restore to an ...
Joy Jin's user avatar
  • 2,833
3 votes
0 answers
250 views

Catalina system and data volumes with "find"

I sometimes find it useful to be able to search my entire hard disk with the "find" command, but I want to exclude all volumes on external drives. I have a script that I use in lieu of the &...
Jeffrey Simon's user avatar
3 votes
0 answers
304 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 ...
Kissnofrog's user avatar
3 votes
2 answers
747 views

Unmount Volume on User Logout

I have several encrypted APFS volumes, some of which have their passphrases stored only in specific users' keychains so they can unlock and mount automatically for those users. However, when the user ...
Haravikk's user avatar
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3 votes
0 answers
1k views

Join two SSD in one APFS volume

I had two physical drives in a Mac mini, now they are SSD as I upgraded the old HDD. Could two SSD be merged into one virtual drive? Would it better to make a volume group as I’m in Catalina macOS? ...
Alfonso Vin's user avatar
3 votes
0 answers
4k views

Interpreting various First Aid error messages

Can someone provide documentation or their own knowledge to interpret the below messages? I've researched this diligently but no post has the same combination of messages that I have. There are 5 ...
Herman Autore's user avatar
3 votes
0 answers
87 views

How often does the Recovery Volume mount itself?

From my understanding about the new APFS System for macOS High Sierra, the Recovery partition disk1s3 will shortly mount and unmount itself to check for updates in the background. Ive noticed from ...
no nope's user avatar
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3 votes
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APFS - Other volumes in container problem

I ran into issues with my Macbook Pro running High Sierra 10.13.4. The problem is that Other volumes in container metric are showing over 176 GB of space taken and I am not able to reclaim it back. I ...
acro's user avatar
  • 31
3 votes
0 answers
1k views

Encryption of APFS volume won't finish

A few weeks ago I told all of my three external hard drives to encrypt. This went well, macOS (10.13.4) converted them to a APFS formatted encrypted volume, except for one drive. This drive doesn't ...
Ulf's user avatar
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3 votes
0 answers
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How to disable discrete GPU on MacBook Pro High Sierra permanently?

yesterday I tried the solution for my MacBook Pro under Sierra from the forum under this link: MacBook Pro: How to disable discrete GPU permanently from EFI? I tried the following steps under Sierra ...
Benjamin Kisters's user avatar
3 votes
0 answers
697 views

Howto recover APFS without container (new APFS bug)

I recently formatted all my external drives to APFS. The result was this: diskutil list /dev/disk3 (internal, physical): #TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme *500.1 GB ...
jimster686's user avatar
3 votes
1 answer
2k views

Encrypted and access-restricted iCloud Drive folders on iOS and iPadOS

I use my iPad frequently in a teaching environment where it is unlocked and used by other people when presenting. Also, when I work with iPad in a shared office (I use iPad with Magic Keyboard as a ...
John's user avatar
  • 565
2 votes
1 answer
111 views

How to convert multiple partitions to APFS?

I have an external SSD drive which has 4 bootable partitions holding monthly backups. It has a GUID partition map; each partition is MacOS Extended Journaled (HFS+); each is 250GB in size with about ...
aMike's user avatar
  • 451
2 votes
0 answers
178 views

Incremental rsync to encrypted APFS USB drive extremely slow

I use rsync to create incremental backups of my backup dir (containing symlinks to all relevant local dirs) to various machines and/or drives: rsync -ivrLtzS --delete-during --progress --link-dest=../...
janeden's user avatar
  • 143
2 votes
0 answers
221 views

Managing APFS snapshots without purchasing developer certificate

I want to manually create, delete, and restored to snapshots on my APFS volumes (external, for data use, so not limited by SIP). I'm using snaputil, but maintaining APFS snapshots require two ...
Joy Jin's user avatar
  • 2,833
2 votes
1 answer
1k views

Does photorec work on non-encrypted APFS?

I have an Ubuntu live USB with testdisk installed on it. I would like to recover data from the HDD of a Macbook Pro using photorec. The HDD is not encrypted: can photorec recover data from non-...
Francesco Boi's user avatar
2 votes
0 answers
484 views

Unable to claim free space for APFS partition Big Sur

I'm trying to add additional space to my macOS Big Sur. I've tried to do complete the process by using diskutil. Although I did not get any errors, I was unable to claim the free space. Subsequently, ...
roller's user avatar
  • 21
2 votes
1 answer
3k views

Cannot delete/erase APFS volume

I have a MacBook Pro (Retina, 15-inch, Mid 2015) running Mac OS Mojave. When I boot it up, it shows a grey screen with a question mark on a folder. I have figured out that the issue is with the ...
Nivranshu's user avatar
2 votes
0 answers
2k views

Stop macOS from creating synthesized disks from an APFS partition?

I have a raw dump of an APFS partition that I've created so that I can roll back a system to an exact state for testing. This dump was created using dd, and is not created form any of the volumes ...
Bri Bri's user avatar
  • 2,518
2 votes
0 answers
418 views

Time Machine backs up complete drive as new data after failing to mount reference snapshot (after a restart)

Since January/February 2020, most restarts of my Mac (High Sierra) cause Time Machine to see the complete content of one of my two (internal) drives as new and copy it fully to my Time Machine ...
noirdesir's user avatar
2 votes
0 answers
3k views

APFS Volume on ext. Disk not mountable - space manager is invalid

I was using a APFS external USB Disk on a PC using a commercial driver. Suddenly it stopped being accessible.. Now I can´t mount the Volume inside the APFS container anymore, on PC but also not on a ...
derhottevomdorf's user avatar
2 votes
0 answers
243 views

Move files across apfs volumes in the same container

To prevent data loss from accidental deletion of files, I use Carbon Copy Cloner to make snapshots on my system volume. I just realised that for things like VM and tmp files it's a better idea to put ...
Joy Jin's user avatar
  • 2,833
2 votes
0 answers
2k views

Repair APFS partition with damaged / zeroed-out header

This incident occurred a few months ago, so you will have to forgive my poor memory. Please let me know if anything needs clarification. I had a Dell Latitiude E6410 that I was using as a hackintosh (...
unilock's user avatar
  • 21
2 votes
0 answers
102 views

Mounts showing up in Finder even with 'nomount' option in /etc/fstab

I have an APFS volume I mount in my home directory for some extra apps, and when I mounted it with nobrowse in /etc/fstab, it seemed to work fine. However, after enabling Time Machine, the nobrowse ...
Sudhip Nashi's user avatar
2 votes
0 answers
451 views

Can't delete files on sparse bundle apfs volume ("rm failed - no space left on device")

I have a sparse bundle with an apfs volume on it. I recently filled it up with an rsync operation. Since then I cannot delete files anymore; the rm complains that the disk is full. The same happens if ...
AnoE's user avatar
  • 598
2 votes
1 answer
3k views

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 ...
MacInTrouble's user avatar
2 votes
0 answers
2k views

Disk Utility Reports Invalid Key Order on APFS Volume (macOS Catalina)

On the latest version of macOS Catalina as of this writing (10.15.2), Disk Utility is reporting that I have invalid key order on my snapshots: Running First Aid on “iMac HD - Data” (disk2s1) ...
rk15000's user avatar
  • 21
2 votes
0 answers
3k views

Trying to mount/fix/recover apfs volume(s) with corrupted size

I bought an external disk, and installed macOS on it on March 2019. My user home directory which I backed up from my old Mac is also in that. Since September, I cannot mount this disk on MacBook Pro. ...
user1150609's user avatar
2 votes
0 answers
822 views

How to install Ubuntu on original APFS Mac SSD?

I have a 2015 MacBook Pro 12,1 and I replaced the original 128GB SSD with an OWC Aura X2 1TB SSD. I was able to put the original 128GB SSD in an enclosure that they provide. I would like to use this ...
Devesh Mohan's user avatar
2 votes
0 answers
352 views

Re-install MacOS (High Sierra) with terminal

This may be a bit of an open-ended question: I am would like to do an OS reinstall of High Sierra, but block it from converting the disk to the APFS format. This would necessitate the use of terminal ...
Meriones's user avatar
2 votes
0 answers
373 views

TimeMachine Backup of APFS SSD in Mojave Never Completes

I am trying to setup up TimeMachine to a network attached storage (NAS) drive. My setup is successful, but like many others with an APFS partition (instead of HFS+), TimeMachine never completes the ...
patarroyo's user avatar
2 votes
0 answers
34 views

How to fix misnamed filesystem in GPT?

I restructured my drive in Windows messing up my partition table as the software I used did not recognize apfs. In Mac recovery mode disk0s2 is recognised as a Linux Filesystem. It won't let me run ...
Foresythe's user avatar
2 votes
0 answers
3k views

Resizing APFS partition stuck on "Checking the object map"

I attempted to add a partition to my boot drive in macOS High Sierra. In the process, Disk Utility was going to resize my Container disk1. The boot partition is APFS and is in that container. On the ...
watkipet's user avatar
  • 327
2 votes
1 answer
1k views

How Do I Create A VirtualBox VM From An Existing macOS Mojave APFS Volume?

I saw a related post but the instructions were specific to VMware Fusion, which I am not using. With Carbon Copy Cloner, I created a bootable backup of the existing macOS Mojave installation that I ...
Kerlix's user avatar
  • 1,470
2 votes
0 answers
888 views

How can I convert a case-sensitive APFS partition into a case-insensitive one?

I want to convert my case-sensitive partition to case-insensitive on MacOS Mojave The only solutions I've found is iPartition (which is discontinued) and ideas on how to do this for HFS. Does ...
Doctor Pi's user avatar
2 votes
0 answers
3k views

How to rebuild a GUID partition table in a APFS file system SSD?

I looked at other answers for similar questions but not one works for me (maybe because the APFS). I have an external 1 TB SSD with two APFS volumes. Somebody plug my hard drive into a Windows 10 PC ...
Sebastián Contreras's user avatar