Questions tagged [disk-utility]
Apple's built-in disk management utility for the mac. Erases, formats, and restores volumes and drives.
2,429
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hdiutil: create failed - Operation timed out
I am trying to create a Backup.dmg disk image in a folder on an SMB file system.
Using Disk Utility
Using hdiutil
hdiutil create -size 4t -fs APFS -volname backup Backup.dmg
Both operations start, ...
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1
answer
91
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How do I remove Ubuntu from my MacBook?
My MacBook has three OSs at the same time: macOS, Boot Camp Windows 10, and Ubuntu. It will display Windows, Macintosh HD, and EFI Boot (going to Ubuntu) when pressing the option when booting. I split ...
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2
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53
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Unable to partition apfs on internal ssd. macOS high sierra
My internal SATA SSD is formatted as APFS and I am running High Sierra on it. I want to use open core patcher to install Big Sur on a separate APFS partition (I heard there were problems when having ...
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2
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"Untitled" can't be opened because the original item can't be found
Currently, my external SSD can be mounted and showed in finder sidebar. But, I can't open my disk and "Get Info" option is missing, then this error came.
Here's my disk info.
I tried:
...
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34
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I can't partition my hard disk in disk utility
After I deleted Windows from my Intel iMac (OS X 10.6.8) using The Boot Camp Assistant, I tried to install Windows 7 again, but when I reach the part of partitioning, the iMac got stuck and stopped ...
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1
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39
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macOS booting into Windows Recovery mode after deleting Bootcamp Windows partition
My Mac still boots into Windows recovery mode, automatically. I can still boot into macOS and everything works, however I want to remove this partition. When I first start my Mac it also shows up with ...
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59
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Mac M1 Sonoma: Cannot read my 256Gb Micro SD card
I have a brand new 256Gb SanDisk Micro SD card and I'm not being able to read/use in my Mac through the internal SD Card reader slot (I don't have an external card reader to try this option).
The card ...
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I can't update to Mac OS 10.13 and later. You may not install to this volume because the computer is missing a firmware partition
I have a 2015 MacBook Air 13 running macOS Sierra. I got it without a working internal SSD. Now it only runs on an external SSD via USB cable. I would like to upgrade to High Sierra, but an error ...
3
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1
answer
84
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Unable to remove bootcamp partion
I was previously using windows on my Macbook pro 2015, on mac OSX 12.6, but now no longer need it. I'd like to remove the partition and revert my laptop to how it was previously when it had more ...
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3
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37
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How do I get back space allocated to a disk image?
I recently used Disk Utility (on macOS 14.0) to create a new blank image, unmounted the image, deleted the .dmg associated with that image, and now can't figure out how to get my allocated storage ...
3
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2
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192
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How to turn off encryption on previously encrypted HFS+ drive?
The drive mounts as PlexMedia_1 at 18TB. I have another drive that mounts as PlexMedia_2 that is 6TB. I am unclear why the Name field is populated with PlexMedia_2 and not sure how to correct that.
/...
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Disk recovery: Error: -69461: Unable to get VEK info for an APFS Volume which is marked as encrypted in the IOKit Registry
I'm trying to recover the contents of a backup disk. It is an encrypted APFS volume with 3 containers. The disk itself is probably okay - SMART reports no problems, and a quick 2 minute disk scan ...
2
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1
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226
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APFS how to remove unexpected "volume group" and keep data
I unintentionally created a "Volume Group" when restoring to my boot SSD (did something the wrong way I guess - highly confusing for me)
I intended for the structure to be the same as the (...
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MacBook mid 2012 MacOS Catalina GPT configuration messed up
I had Tripple Boot configured on my MacBook Pro mid 2012 sharing the same 240GB Sata SSD drive in the following order:
APFS MacOS
Boot Camp Windows
Linux POP OS
EFI partition or something.
I used ...
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3
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476
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SanDisk Extreme Portable SSD not recognised after Sonoma update
After updating MacBookPro (Silicon M1Pro) I cannot get it to recognise my external SSD Drive at all. Used as Time Machine drive.
Not seen in Disk Utility, Finder, Terminal (diskutil list external) or ...
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63
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How to eject physical external NVME Thunderbolt enclosure on M1 Mac so it doesn't show in diskutil list / Disk Utilities?
I have an external NVME enclosure with 40Gbps Thunderbolt 4 connection (Acasis TBU405 M1 Pro) with a Samsung 980 Pro 2TB installed, connected to the M1 Mac Mini (2020) Thunderbolt port, running Sonoma ...
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1
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Using utilities how can I format a GPT disk without an EFI
I have 8 disks in a RAID. They are 4TB each so can not be formatted with MBR or APM. The EFI takes up 200MB on each of the 8 disks so 1600 MB for no purpose is wasted.
I have tried using diskutil ...
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1
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208
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Error while attempting to reinstall macOS Sierra on old Mac Mini [duplicate]
I tried to factory reset a Late 2014 Mac mini by holding Command + R while booting, which took me to Internet Recovery for macOS Sierra, I used the Disk Utility to erase and format the drive, then I ...
1
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1
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117
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Onyx File System check has taken 5 hours so far 😮
Mac Mini M1
macOS 13.5.2
2TB Internal SSD
2TB External SSD
Onyx 4.4.3
I've always had good results running the usual Maintenance scan of Onyx. This time, however, it reported a problem with the disk ...
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0
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36
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Recover files from mac in recovery mode - apfs missing
I'm trying to recover files from my mom's mac that is not working. It's a MacBook Pro (Retina, 13-inch, Early 2015).
Trying to boot it up results in the folder with a question mark. Trying to boot ...
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1
answer
54
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How to change Home Folder from Remote to default local path?
H, dear all i need help question about how to configure my home folder path on Macbook into default local path cause i just see that my home folder is shown that it's Remote Alias i have no idea about ...
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91
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Disk Utility fails to erase new SSDs on iMac 2012, but succeeds on MacBook 2009 (both 13.5.2)
The initialisation of my two new SSDs failed.
I tried this on two systems, both with OCLP, macOS 13.5.2
MacBook late 2009 6,2
iMac 27" 2012 iMac 13,2, Time Machine switched off.
On the Macbook ...
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127
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Can't wipe SD card via diskutil or disk utility. Could it be broken?
I am using a MicroSD card to program my Raspberry Pi with. I was recommended the AEGO Micro SD Card 32GB Mini sd Card card. However at this point I am wondering if I have broken it.
Here's what I have ...
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25
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iOS: space management like `ncdu`
Is there a way to see what files and directories are using the most space on iOS?
iOS itself shows the storage used by each app, but no more finegrained than this. E.g., my video player app has ...
2
votes
1
answer
67
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Possible diskutil info protocol fields?
Is there somewhere in the OS such as a plist that stores all the possible protocols for diskutil info? So far, I have come across the internal disks as PCI, SATA and PCI-Express.
diskutil info /dev/...
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1
answer
33
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df reports strange inode info
On my external hard disk I did a
df /Volumes/HD_INTENSO
and got
Filesystem 512-blocks Used Available Capacity iused ifree %iused Mounted on
/dev/disk3s1 1953038208 425524480 1527513728 22%...
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0
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134
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Mac won't mount a new disk when formatted to APFS, but will when formatted to Mac OS Extended
I have 2 new Samsung 4TB SSDs. I am trying to format them as APFS as for me speed is of upmost importance. When I do so, initially everything seems fine, however after ejecting the drive it will never ...
2
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1
answer
107
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Deleting APFS volume doesn't free up any space
I had a corrupt APFS volume (caused by bad SATA connection — has since been alleviated) of 150 GB reported by First Aid so I decided to create a new volume and reinstall macOS there.
In the end of my ...
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1
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59
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How to erase securely apple sillicon mac? [duplicate]
I've searched several articles to find a way to erase data in secure on the apple sillicon mac, and found diskutil or Filevault things. As I'm using m1 mac, so the diskutil was not an option so I ...
2
votes
2
answers
87
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USB Flash drive not mounting (shows up in diskutil)
My 16 GB USB flash drive works perfectly on Windows and Ubuntu OS. On plugging into my Macbook Pro, I don't see it fully mounted.
On running
$ diskutil list
I see the following output
/dev/disk5 (...
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81
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Can I determine which objects are affected by invalid checksums reported for APFS, as well as the significance of that corruption?
Ventura's disk utility has found unrepairable APFS errors (invalid checksums, bit flips, fsroot tree is invalid) while running First Aid on my Mojave volume. Without knowing more specifically what ...
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Installed MacOS Ventura in a wrong nested volume. How to put it back to the root?
I erased "Macintosh" and "Macintosh - Data" volumes and had a mistake installing Ventura in "Macintosh" volume instead of the root. The OS is now located in the nested ...
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1
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281
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Startup Disk Cannot be found (cannot reinstall macOS from Disk Utility in Recovery Mode) [duplicate]
Last night, I was booted my MacBook Pro and it was working find, after a few minutes restarted my MacBook Pro with Bootcamp. But then it showed a screen with a circle a line through it. I noticed that ...
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1
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91
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Mac Pro with Startup Security Utility
hi I am trying to remove or disable Startup Security Utility in terminal, does anyone know any commands that can do this so I can reinstall from an external device, for some reason internet recovery ...
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93
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MacOS TimeMachine sparsebundle corrupt
I'm somewhat pissed off with my almost 6TB TM backups that have become unusable, particularly after Apple had to replace my MBP (failed mobo).
TM running on a Synology NAS.
What I get now from 1st aid ...
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0
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iosnoop does not show devices
I have SIP disabled on Catalina. Running iosnoop does not show devices:
sudo iosnoop -e
DEVICE UID PID D BLOCK SIZE COMM PATHNAME
?? 501 5824 R 37998200 262144 com.apple....
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2
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375
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How can I do a GPT (Guid Partition Table) sector raw backup with `dd` like in a UNIX/Linux-MBR fashion?
I want to "raw copy" with dd the critical GPT (~ Guid Partition Scheme) bytes of my computer's main hard drive, to an arbitrary file.
I tried to do the equivalent MBR/Unix/Linux in my Mac (...
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52
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How can I mount my external linux booter to my mac, so that I don't need to plug in the USB every time I want to boot linux?
When booting from Mac to Linux(Kali) on my early 2015 Mac air running Big Sur, I need to have the USB plugged in. There are absolutely no problems with booting, I can even disconnect and reconnect the ...
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1
answer
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Can't install macOS Ventura from recovery: com.apple.BuildInfo.preflight.error error 10
I am trying to install macOS Ventura 13.5 using internet recovery, meaning a version of the OS is downloaded and then installed.
I partitioned the disk using Disk Utility and formatted using a Mac OS ...
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0
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69
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Trouble Deleting Partition from disk utility after uninstalling Asahi Linux in Macbook
I am using a Macbook M1 2020.
I followed the steps given in the following video.
https://www.youtube.com/watch?v=nMnWTq2H-N0&t=146s
At time stamp 2:05, Mr. Macintosh gives the command given below.
...
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1
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134
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External drive with Time Machine not visible
mac os monterey 12.5.1
My external drive 2to is split into two partition of 1to
One called backup001: it is formated mac os, and it uses for timemachine for a long time. it works ok.
Another ...
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22
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Can't access to one partition of the external hard drive after rename it
My external hard drive has two partitions. I renamed one and after that, I have a problem accessing that partition. When I connect the hard drive to my Macbook, only the partition (named HeiHei) that ...
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0
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52
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Disk utility needs TLC to show drives?
It seems that in my macOS 13.4.1 (22F82), Disk Utility 22.6 (DU) cannot find an external drive until an OS reboot. Maybe I'm missing something.
A: 30GB Hitachi, 2.5", IDE
B: 30GB Toshiba, 2.5&...
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37
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Accidentally Disassemble AppleRAID RAID0
I accidentally disassembled a RAID1 via Disk Utility. The two disks were originally formatted to APFS. The Apple official website claimed the data recorded on the disks is not deleted. However, after ...
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1
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68
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How to recover an erased external drive partition?
I have a 2009 iMac running Ventura 13.4.
I was messing with a USB key and accidentally erased my 3TB external media drive using Disk Utility. I originally used Disk Utility to create a single large ...
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63
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Determine if Macbook Pro hard drive is damaged or repairable
I have a 2019 16" MacBook Pro with 512GB drive which I would like to reformat and dual boot with Ubuntu. (I'm ok with a stable MacOS or Ubuntu single-boot too). There is no data on it that needs ...
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1
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327
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New Macbook Pro is case-insensitive but Time Machine backup is case-sensitive
There are related questions here, but many are dated and none seems to quite cover my situation.
I have an early 2015 MacBook Pro that has been kept as up to date as possible, currently running 12.6.7....
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166
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Ventura would not read SanDisk SSD after update
Help!
Mac info:
Macbook Pro 15', 2017
2,9 GHz Quad-Core Intel Core i7
16 GB RAM
Ventura 13.4.1 (22F82)
What happened:
Working on Premiere Pro from a SanDisk Extreme Pro® Portable SSD USB-C 1TB
...
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0
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796
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Errors when running Disk Utility on APFS SSD (error: doc-id tree, volume corrupt)
On my Mac running Disk Utility / First aid produces errors that Disk Utility doesn't seem to be able to fix (full log at bottom).
First:
Checking the fsroot tree.
error: doc-id tree: record exists ...
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0
answers
26
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Restoring filesystem on external disk not working
I'm using fsck to try to recover the filesystem of an external HDD. I'm getting the follwing error with no more information.
$ sudo fsck_hfs -l /dev/disk2
** /dev/rdisk2 (NO WRITE)
Executing ...