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diskutil

  1. MaiKAimer

    macOS and iPadOS APFS version difference caused warning on External SSD

    I recently bought a 1TB portable SSD, fully erased it and partitioned it with GUID Partition Map using macOS' Disk Utility, then added an APFS (Encrypted) volume for storing data. I was curious about whether my M2 iPad Pro can access data on that encrypted disk so I plugged it on my iPad and I...
    • MaiKAimer
    • Thread
    • apfs diskutil external ssd
    • Replies: 1
    • Forum: macOS
  2. M

    Unable to reclaim free space after bootcamp uninstall

    Hi people. I'm unable to reclaim free space after uninstalling Bootcamp (done through Boot Camp Assistant). I've already search this and other forums with related problems, but none could solve mine. Here are some screenshots from Disk Utility and results from diskutil: $ diskutil list...
  3. T

    Repairing a Fusion drive, which fsck_cs/hfs switches?

    I noticed that I haven't printed all of my old Messages to pdf's. Turned on my old mini2012, which has been in a box for 2 years. Didn't boot up, didn't see the ssd side of the fusion drive. Macos in that fusion drive was 10.12.6. I took ssd+hdd out from my mini2012. Plugged them to my...
    • toke lahti
    • Thread
    • diskutil fsck fusion drive repair
    • Replies: 9
    • Forum: macOS
  4. halloleo

    How to get rid of a Volume that magically appears as a shadow of my Time Machine drive

    I'm using an iMac with macOS Catalina. I have attached a Thunderbolt drive with the name mytime. This drives works perfectly for the time machine backup. One weird issue though is: In the Volume directory I have two volumes with the name mytime when I list the /Volumes directory in the...
    • halloleo
    • Thread
    • /etc/fstab diskutil time machine drive volume issues
    • Replies: 8
    • Forum: macOS
  5. E

    how to format on macOS a USB drive as DOS_FAT_32

    Originally the drive looked like this (using diskutil list): /dev/disk4 (external, physical): #: TYPE NAME SIZE IDENTIFIER 0: FDisk_partition_scheme *8.1 GB disk4 1: DOS_FAT_32 PRUSA_MINI...
  6. robertcoogan

    LaCie external HD not responding

    I have a 5TB LaCie external hard drive, formatted HFS+. This HD recently stopped mounting entirely, first only popping up Disk Utility (it was all I used to check the HD at the time), but then dropping out entirely. It no longer mounts - so it's not visible in Disk Utility or Disk Drill at all...
  7. J

    Please help! Corrupt External HDD in MSDOS format not mounting osX Catalina after black screen crash, how do I use terminal fsck or diskutil?

    Hello I think my partition map is corrupted? can anyone help with my hard drive and using fsck or similar as disk utility cannot repair and I have tried fsck but need help with the process of it And to see if disk is being held by fsck_msdos or fsck_exfat command - tried ps aux | grep to see...
  8. karlfranz

    Please help me remove a zombie slice from an APFS JBOD RAID

    In my 5,1 mac pro, I have a Sonnet M.2 4x4 PCIe card with two 2TB nVME SSDs configured as a JBOD concatenated set that I use for storing VST audio libraries. I started running out of space so I just added a new 2TB drive. After rebooting, OSX (Mojave) ask me to initialize the drive and I used...
  9. M

    MacOS cant detect SSD but Linux can

    Hello everyone, i tried googling and looking here at the forum but couldnt find anything. It all started when i tried to install Linux next to Windows and MacOS, without refind which was probably my mistake.. In the end it didnt work and i could only start Ubuntu, not Windows or MacOS. So i...
  10. doctormelodious

    Trying to erase an old external Time Machine backup

    I have an external SATA drive that was a Time Machine backup for an old Mac. It lived in a Seagate Firewire enclosure which died. Suspecting that it was the Firewire circuitry that died (as seems to be the fate of many of these enclosures), I extricated it and installed it in another Mac. [EDIT...
  11. J

    HELP PLEASE! iMac mid-2011 not booting

    Hello, so my Mom had an iMac mid-2011 that she was gonna give to my sister. Problem is she tried to format it (after an update to Sierra as I understand it). She was following some websites instructions and now it only boots to disc recovery. I tried internet recovery but from my...
    • JRDad
    • Thread
    • diskutil diskutility help macos
    • Replies: 13
    • Forum: iMac
  12. suleimanzero

    Unable to Boot MacOS again

    I have an issue with my MacBook mid 2012. After deleting my Ubuntu partition, I lost my principal partition of macOS x. When I restart the MacBook and pressed option, nothing appeared. I tried to fix with Disk Utility on cmd+r, but it did not work. Next, I installed macOS on the Ubuntu partition...
  13. satellitea100

    Help with MBP 2016 hangs on boot, Macintosh HD flickers.

    I have the following problem: My 2016 Macbook Pro (El Capitan) hangs on boot. The progress bar loads to near completion, after that it stops. The laptop heats up and eventually shuts down. What I need to do: Recover important data from the partition, then reinstall. No time machine saves are...
  14. T

    Deeply messed up APFS external ssd, what to do?

    Since, for some reason, my Disk Utility hangs every time I try to do this via "first aid", I tried vie terminal: Any ideas why the disk looks like this? diskutil verifyVolume disk2s2 Started file system verification on disk2s2 Verifying storage system Performing fsck_apfs -n -x /dev/disk2s2...
  15. supergaia

    utility disk first aid vs diskutil verifyDisk or verifyVolume Noob question

    Hi i have never used diskutil verifyDisk or verifyVolume , because i have read it could be dangerous and destructive may i ask 2 questions ? can i know the differences between disk utility first aid and diskutil verifyDisk or verifyVolume ? i have watched this video but the author doesn't...
    • supergaia
    • Thread
    • disk utility diskutil firt aid verifydisk verifyvolume
    • Replies: 0
    • Forum: macOS
  16. iglaoftheninth

    External SSD issue: EFI partition missing after reformatting, now can't be read altogether

    (MacBook Pro 13" late 2013, 8 GB RAM, i5 2.4 GHz) Hi all! I recently got a 1 TB Seagate Backup Plus external SSD and was planning to install Mojave on it. After plugging it in for the first time, I opened Disk Utility to change the partition map from MBR to GUID and then started up the...
    • iglaoftheninth
    • Thread
    • disk utility diskutil drive efi external partition ssd
    • Replies: 1
    • Forum: macOS
  17. iglaoftheninth

    External SSD issue: EFI partition missing after reformatting, now can't be read altogether

    (MacBook Pro 13" late 2013, 8 GB RAM, i5 2.4 GHz) Hi all! I recently got a 1 TB Seagate Backup Plus external SSD and was planning to install Mojave on it. After plugging it in for the first time, I opened Disk Utility to change the partition map from MBR to GUID and then started up the...
  18. Irshad.T

    Boot loader problem - Windows partition

    I was trying to delete windows 10 from macbook pro mid 15 macOS Mojave 10.14.1. I couldnt delete the partition as it was Windows NFTS and it was greyd out. So i choose something from the list gave non space to bootcamp windows in diskutility app and it automatically deleted bootcamp partition...
    • Irshad.T
    • Thread
    • 10.14.1 bootcamp and windows 10 bootloader disk diskutil gpt mojave option key volume windows
    • Replies: 2
    • Forum: macOS Mojave (10.14)
  19. N

    Volume on disk2s2 failed to mount

    A few days ago I left an external hard drive connected to my MacBook. MacBook's battery drained and therefore the drive was "not properly disconnected". Ever since I can't have access to my drive anymore. I've been trying to mount it or verify it with Terminal as well as Single User Mode fsck...
  20. C

    diskutil -mountPoint option not working

    My sincerest apologies if this post should be in another forum. I've been using the diskutil command line program to to mount some encrypted CoreStorage volumes. Nearly everything is working fine; this does exactly what you'd expect: diskutil mount /dev/disk5 However, I can't seem to use the...
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