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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How to fix a Damaged APFS disk?

I have an issue with a 1TB 850 Evo, serving as an external disk in a SATA enclosure. I would Really like to recover the data I have on it so any help would be greatly appreciated. Readout from GPT ...
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APFS system volume gone after Macbook Air logic board failure

I only have partial information, and do not 100% know the exact OSx version or how full the drive was, but I think it was pretty topped out. No recent backups, important data, and I have already put ...
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Very slow write performance 30min+ for 2GB - APFS?

Yesterday I have been working with Docker on my MacBook Pro 2012 which runs Mojave and the internal drive has been automatically converted to APFS (seems to be so for startvolumes since Mojave). It ...
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APFS encrypted volume, how to get actual free disk space

I have a APFS volume running macOS Mojava. When I right click on the volume and click Get Info it shows: Which in iteslf is confusing because available says 73.99 GB, but used shows all the disk is ...
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Can I make snapshots of an APFS non-bootable volume?

I have a Samsung FIT external drive with two partitions. One is ExFAT for interchange with Linux Systems. The other partition is APFS (Encrypted). I would like to backup the APFS volume using ...
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How to Mount extended case-sensitive journaled volume on APFS directory, permanently if possible

Source: /dev/disk0s3 UUID=894D79A6-40BD-306A9784-BEBAB444B1A hfs, local, journaled case-sensitive Destination: /dev/disk1s1 UUID=F692F645-EE36-3CD6-AC09-BCD8FFCC6F3C apfs, local, journaled ...
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Why is my iMac able to write to an NTFS external drive but not my MacBook Pro

My iMac (standalone desktop running Mojave) which is formatted as APFS is able to read and write to my Seagate external drive (which is formatted as NTFS). Yet my MacBook Pro (which was formatted as ...
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Is there a way to go back to a previous state of an APFS Partition on an external drive?

My question sums it up. I would like to go back in time on a partition on an external drive which is formatted on APFS. Decrypting a VirtualBox image, VBox crashed (as it does all the time in Mojave) ...
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How to use `tmutil compare snapshot_path`?

man tmutil shows compare [-@acdefglmnstuEUX] [-D depth] [-I name] [snapshot_path | path1 path2] If a snapshot path is provided as the sole argument, tmutil will compare the computer to the ...
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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 ...
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Where can I find the APFS format documentation / volume specification?

One of my favorite Mac apps, DiskWarrior, has been waiting for the APFS format documentation (also called the APFS volume specification) for a while, in order to make a new program version which can ...
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Is there any way to disable APFS local snapshots?

APFS local snapshots are generally a pain for me, especially on some of my systems with small internal drives. All of my systems have Time Machine backups and the hourly backups it performs are more ...
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Why is encrypted APFS on SD cards so slow?

When writing any data to SD cards, the operation is usually very slow compared to other kinds of media (up to tens ob MBytes/s). However, when using an encrypted file system on the SD card, such as ...
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Cloned SSD After prohibition symbol - files lost?

After getting a prohibition symbol about four weeks ago I cloned my internal SSD to an external APFS drive and got the error message "APFS inverter failed to invert the volume - invalid argument". I ...
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How to resize (grow) APFS partition that is at the end of the drive?

[new info below post] -- I'm having trouble resizing an APFS partition on the 240Gb SSD in my Mac. I want to make all space available to the system partition "Macintosh SSD". Output of diskutil list: ...
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Why Apple partitions the SSD drive this way, and which partition should I removed?

I am planning to reformat both of my drives in my 27 Inch iMac (mid 2011), and I have a question about the way the SSD is partitioned by Apple. Why are there are three tiers in my SSD? I don't want ...
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Cannot resize APFS partition - “The new size must be different than the existing size”

I have a 1TB SSD on macOS High Sierra 10.13.6 with the following APFS partitions: $ diskutil list /dev/disk0 (internal): #: TYPE NAME SIZE ...
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How to change the boot order of APFS volumes? [duplicate]

I recently set up a new APFS volume to support dual boot for the macOS Catalina beta alongside my Mojave install. Unfortunately, this new "beta OS" volume seems to have set itself up as the default ...
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APFS on external drive missing from Disk Utility

When I use Disk Utility app in macOS Mojave to format an external drive, I do not see the new Apple File System (APFS) offered as a choice of format. Does it matter that my external drive is a ...
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Unable to open files recovered from ContainerToInvert

It's been a week that I have been trying to recover files from ContainerToInvert after having to recover and delete my main hard drive. Now after using this side: Can ContainerToInvert file be ...
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Can anyone help me figuring out what's wrong with my drive structure?

I've realized something is wrong with my disks/drives/partitions structure when I tried countless installing Windows via Bootcamp but it would always fail. Please take a look at what I have: This is ...
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Computer Froze, Now Raid over iSCSI (APFS Format) is no longer mountable. GPT/MBR not present

I was exporting video in Premiere and the computer froze so I had to restart. Upon restarting, I noticed the raid drive I connect to over iSCSI was not showing up on my desktop. However, it appeared ...
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unable to find Paragon NTFS for Western Digital(WD) external drives

I have had Paragon NTFS 15's free version for Western Digital Drives. Just like Seagate offers. Somehow I had to erase my MacBook Pro and the software has been deleted. So now I am unable to find it ...
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Unable to view Trash on APFS-formatted external drive

I am on macOS Mojave running iTunes with its library stored on an external drive. Both my main machine and external drive are formatted in APFS. When I delete a song on iTunes, the file never gets ...
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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/...
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Question about custom partitions, VeraCrypt and APFS

After a couple of years of delay, I've upgraded to High Sierra. Now, I have an external disk used for backup, with the following layout: /dev/disk6 (external, physical): #: ...
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161gb not appearing on diskutil after deleting second OSX partition

I deleted my second OSX partition and I'm missing 161gb of space. It's not appearing on diskutil or Disk Utility. I have to keep the Untitled2 partition because it stores files I need. diskutil list ...
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How can I prevent files emptied out of the Trash from accumulating in “purgeable space”?

I'm having the same problem as the person who asked this question: I cleared a bunch of files out of my Trash and instead of getting free space on the volume, I got 30 gigs of "purgeable space". ...
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APFS Container Disk & APFS Container Scheme Mismatch - Cannot Resize

I have an issue where I screwed up my partitions by removing a PC formatted partition, and it did not recombine itself with my overall partition. Issue happened because I got a new SSD, loaded my mac ...
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MacPro, APFS, Bootcamp Startup Disk

Has anyone used brigadier to get a more recent Mac's bootcamp installer and extract whatever bits allow APFS volumes to show up in the startup disk selector in the bootcamp control panel under windows?...
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Lost my APFS partition after using EaseUS partition manager on Bootcamp

I used macOS mojave(APFS partition) and Windows10(Bootcamp). And I tried to expand Bootcamp partition with moving Windows OEM partition by EaseUS partition master in windows. After this, I can’t find ...
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APFS - how do I enable transparent compression

How do i enable transparent filesystem compression on any APFS volume? Or check if it is already enabled? I am expecting something similiar to NTFS compressed attribute. According to Wiki it should ...
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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 ...
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How to force Disk Encryption password on boot for ALL users?

I want my MBP to be unlocked with Disk Encryption Password before getting access to the login screen. (read : I want to have two passwords prompts before the MBP can be used) Therefore, I made a ...
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APFS Container is corrupt beyond what I can find online - but Data Recovery software finds my things just fine?

I've followed guide after guide and nobody on the Internet has gotten errors as simple as I have. I've managed to use gdisk to change the partition type to the APFS it is meant to be, but it still won'...
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Deleted an APFS Volume, but it still shows as “Other Volumes” claimed space within the container

I have an older MacBook Pro running OS X 10.13.6, the last version supported on the hardware. It has an SSD which was upgraded to APFS a while ago. A few months back, unfixable filesystem corruption ...
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Enlarge APFS container with free space

The container scheme of my hard drive is the following I have more or less 87 GB free, that are not contained in this list. I have removed the container of size 87 GB with the command sudo ...
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Mac Pro with Mojave snapshots [duplicate]

I cannot create a local snapshot to back up on a Mac Pro with Mojave, what can I do about that?
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Why am I getting “An internal error occurred while preflighting your volume for APFS conversion”?

I have a Mac Mini 2014. I just installed a second SSD drive Samsung Evo 500GB and would like to use as the primary drive for OS. I formatted both drives with disk utility to OS Extended Journaled and ...
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A way to clone APFS and NTFS partitions from Mac OS?

I own a MacBook Pro and use dual-boot (MacOS and Windows). My 500gb internal SSD disk is partitioned like this: 400GB APFS volume with MacOS installed 100GB NTFS volume with Bootcamp installed I use ...
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Completely reset Mojave disk

I’ve got a Mojave installation with an APFS drive. I’ve installed and uninstalled Boot Camp partitions several times over the years, and somehow things have gotten out of sync. I can now see the 500GB ...
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Encrypted drive log of mounts/unmounts?

Do encrypted volumes contain any log telling when they were mounted and unmounted? I have several encrypted USB thumb drives and I would like to know whether someone has tried to put them into ...
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Replacing HDD with SSD; what about non-APFS/APFS?

iMac 27-inch, Late 2013, macOS up-to-date I would like to back up my internal HDD (non-APFS) with Time Machine. Then erase the HDD. Then have the HDD replaced with a new internal SSD. Then restore ...
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how to covert macOS Extended Journaled to apfs?

My Macintosh HD is running Sierra from which partition for mojave was made which doesn’t has APFS option. Installed Mojave 10.14.2 on a MacBook Pro mid 2012 which has HDD and volume formatted in ...
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Alternatives to APFS which keeps corrupting itself? [duplicate]

Macos mojave locked up, forcing me to reboot. I was then presented with the prohibitory symbol indicating that the OS can no longer load. It was caused by APFS being corrupted, confirmed by disk ...
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Can't format drive to APFS on older machine prior to 10.13 install

I have a Mid-2012 15" MacBook Pro that I've just put a new SSD into. I didn't format the SSD prior to putting it into the computer, my plan was to boot into "recovery mode" (not sure of Apple's term ...
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Cannot Compile APFS Fuse

Trying to compile APFS fuse to grab files off of a OSX partition; recieve errors when compiling: 87%] Building CXX object CMakeFiles/apfs-fuse.dir/apfsfuse/ApfsFuse.cpp.o /home/avgv5tv5linux/apfs-...
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How to unlock APFS volume with iCloud account data?

During upgrading to Mojave, the disk is locked and I see the prohibition sign when boot up. I understand that now I need to unlock my volume. But I tried my usual login password it didn't work. It ...
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unlock macOS encrypted Volume on linux

How can i unlock a Partition that has been created and encrypted using Apples Disk Utility on a linux machine? There are 2 formats one can encrypt Volumes with Disk Utility : CoreStorage encrypted ...
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What are the drawbacks to reformatting my hard drive back to Mac OS Extended (Journaled) from APFS

I am concerned about not being able to use Time Machine to back up my drive. I've been told that was due to my disk being formatted as APFS. What must be done to return my Mac to Mac OS Extended (...