Questions tagged [mount]

A computing concept whereby physical storage devices, or certain datafiles such as disk images are made available to the user so there contents can be accessed.

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Disable USB Write Caching by default

Is it possible to change OS X's USB filesystem mount behaviour to use the noasync flag to disable write caching? The aim here is to allow USB devices to be safely removed without eject or hdiutil ...
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628 views

Improving NFS client performance

I have my Macbook Pro (MacOS Mojave) connecting to an NFS share on a Linux machine directly connected via Thunderbolt with jumbo frames. Testing with iperf3, I can do ~14 Gbps (~1.8 GBps) over the ...
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Cannot figure out how to use mount command on MacOS

I am trying to use mount as in man mount, on MacOS. Ultimately, what I am trying to do is mount a directory which is outside of the Docker build context and put the directory inside the Docker build ...
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Eject / unmount ghost external disk on macOS

I use MacBook Air Mid 2013 (1.3 GHz Intel Core i5, 4 GB 1600 MHz DDR3, Intel HD Graphics 5000 1536 MB, 128GB flash storage) running macOS Sierra 10.12 $ sw_vers ProductName: Mac OS X ProductVersion:...
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Any practical way to mount Amazon Cloud Drive as network volume on Mac?

Need to mount Amazon Cloud Drive as a desktop network volume. I've tried ExpanDrive, but it's so slow as to be useless. It also completely freezes up Finder every few seconds. I also saw acd_fuse but ...
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440 views

Is it a bad practice to mount network/slow shares under `/Volumes`?

I'm using curlftpfs with macfuse to mount some ftp sites through automount. The mount directories for each share is in /Volumes folder. Now iTunes on each startup tries to read /Volumes/...
3
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84 views

Disk wont show up for Mac OS install

I received a Mac from a friend. When I tried booting, the Mac displayed a blinking folder with a question mark. So, I restarted the Mac with the option key pressed which booted to internet recovery. ...
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24 views

Best practice for mounting drive on logon

I have a MBP 2015, and use the SD card slot for a second drive; it's a slow micro SD card, but I only use it for backups, which suits my purpose. I've noticed that since upgrading to OS 10.13, the ...
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MacOS Sierra: ERROR: volume / is mounted with write access. Re-run with (-l) to freeze volume

MacBook Pro 17'' (Early 2011) with Sierra 10.12.6 e new SSD. I found this error in the Filesystem repair log, after installation of Sierra on my new SSD: /dev/rdisk1: ERROR: volume / is mounted with ...
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941 views

Access (mount) VHDX images

Are there tools to access or mount VHDX images on macOS (Paragon VMDK Mounter for Mac OS X is not available anymore). Is a similar tool available? I would like to access Windows Backup images. I am ...
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82 views

How ask for administrator password before mounting any disk or image?

I have a place with some mac computers and I don't want anybody mounting anything. Is there a way to ask for administrator's password before mount an USB or image?
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Difference between “diskutil mount” and “sudo mount”

I was looking for a way to mount the EFI partition on macOS when I realized there was actually two commands to mount a partition: mount and diskutil mount. What is the difference between them? I ...
3
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75 views

Mount HFS+ filesystem with disable read and write caches

I've got the HFS+ filesystem represented by .dmg image file. For security reasons I'd like to make sure every I/O applies directly to the .dmg file and not through any kind of memory in the middle. ...
3
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1k views

Unable to mount NTFS external HD

I have a 1TB Samsung M3 that I mostly use to read files, and not writing. I've always used it as read-only (the standard way OS X will mount NTFS disks) and never had any problem. However today I had ...
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Terminal (bash) - copy files from Windows (SMB) shares without mounting

In past OSX versions, one could copy files from SMB shares like so: smbclient //my-server/foo -U USER%PASS -I 127.0.0.1 -c "get my.file" However, in recent versions, sbmclient has been replaced ...
3
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1answer
2k views

Is there a way to disable the “enter a password to unlock the disk” prompt for a disk?

I installed macOS on a partition in an external drive which is encrypted with FireVault. I don't want to mount it when I plug it in, but I get the "enter a password to unlock the disk" prompt whenever ...
3
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1answer
906 views

hdiutil convert not working and not telling me why

I've been trying to create a bootable Ubuntu flash drive following instructions from multiple sites. I need to convert the .iso file to an .img using hdiutil. For starters, the syntax of the command ...
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36 views

Is it possible to have an encrypted volume mounted at boot time before anyone logs in?

I use /etc/fstab to mount a few external volumes at boot time (using a UUID= line). That makes them available at boot before anyone is logged in and thus they can be used for certain services. This ...
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54 views

Rename mounted volume for dmg file (permanently in the dmg)?

I have a DMG file for an application. Created with some list of scripts that are not readily accessible for quick re-run. The content is fine but it mounts a volume name that is broken. It is broken ...
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122 views

[Catalina]: GetMasterBlock: Error 1 opening /dev/rdisk2s2 during read-write mount

After upgrading to mac os catalina, I am unable to mount my external SSD drive in r/w mode. The external SSD drive is my time machine backup drive. $ sudo mount -v -u -w /dev/disk2s2 /Volumes/...
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157 views

Union mount doesn't work on macOS Mojave

Is union mounting still available on macOS Mojave 10.14.5. I have tried: https://aplawrence.com/foo-mac/union-mounts.html and using mount -t hfs -o union with two HFS+ images, and I can't seem to ...
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17 views

Finder thinks there are many nonexistent volumes named “m”

I have a clumsy but mostly working AppleScript that ejects all partitions on one of my external drives except for the partition called Data OWC4_500. The first commands in the script are tell ...
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135 views

HFS external drive aways mount read-only

I am having a problem with an external HFS+ USB drive on a MacBook Pro running High Sierra: When I plug the drive into the computer, it gets automatically mounted as read-only. I have to manually ...
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2k 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 ...
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Mounting a single partition dd image in macOS?

Using testdisk, I have made what is apparently a dd image of a single HFS+ partition (what was originially /dev/disk1s2, I think). Now I try to mount this image file, but seemingly I cannot - even if ...
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32 views

Why am I receiving this error when attempting to unmount external CF card?

Sometimes I receive the following error when trying to unmount an external USB, CF, or random drive: dissented by PID 17728 (/usr/bin/login) I attempted to cd out of the drive directory, and into my ...
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255 views

How to unmount a disk mounted using “mount” and not hdiutil or diskutil?

I wanted to try to mount a Linux ISO in Mac and later mount it in a docker container (all for learning) but I wasn't able to mount the disk using hdiutil command as it kept on giving error - $hdiutil ...
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752 views

Failed to mount HFS drive using diskutil-mount, while /sbin/mount works fine

I have a disk image file (.dmg) with a single partition that points to an HFS+ formatted filesystem, which is observable via device file /dev/diskNs1s1. The record for the single image in the ...
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26 views

How can I mount a dmg based filesystem for one specific process or user

I've got dmg file that formatted to HFS+ filesystem and i'd like to mount it with limited access rights. Is it possible to create a mountpoint that will be accessible to specific user (by name) or ...
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29 views

Mount partitions/images with Linux filesystems

I've created a local image of the drive of a hosted VPS by using dd over ssh (ssh user@123.45.67.89 "dd if=/dev/vda " | dd of=/Volumes/Backup/droplet.img). mount shows that macOS supports afs, hfs, ...
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698 views

External hard disk not mounting

I have a WD My Passport Ultra Hard Disk. I am trying to use it on El Capitan. Its not showing up in the Finder. When I open Disk Utility, it just keeps loading forever and does not show any ...
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3k views

How to mount a disk that was not ejected properly?

I am using OSX El Capitan 10.11.2 I have an external Western Digital of 1TB When I ejected I did not do with the properly way and now I am not able to mount I can see the disk here But when I open ...
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0answers
201 views

Disks not mounting (10.10.5)

Having an issue where multiple drives (External HD's via USB and an SD card inserted directly) will no longer mount when plugged in. If I open Disk Utility I can see the drive listed but the volume it ...
2
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0answers
3k views

Time Machine backup external disk not mounting anymore

I just installed Security Update 2015-002 (Version 1.0) on my MacBook. The latter has a 1.0TB internal hard drive, backed up onto a 2.0TB external USB2.0 3.5 inches hard drive. However, after ...
2
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0answers
211 views

Phone not showing in Finder (but available for Dropbox)

I use a 3-years old Nokia X2-01 phone and moved to the Mac recently. I'd like to copy some files to the phone but I do not see it in the Finder. In Windows, I used to be able to plug the phone in via ...
2
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0answers
63 views

Encfs volume randomly unmounts

I have an encfs volume that used to be mounted continuously without any issues. Some months ago, the volume started occasionally become unmounted - even if there were open files on it! This ...
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0answers
2k views

is it possible to directly mount a subdirectory of a smb path?

I am new to osx but am very experienced with Linux and Windows. I need to mount a subdirectory of a shared drive so the user can access it without being confused by seeing higher levels in the smb ...
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580 views

How can I mount a backup drive only on demand?

I have a MacBook Pro 15" with the SuperDrive removed. As the primary boot drive I have an SSD, and in the SuperDrive slot I have a larger spinning disk. Each night, I use SuperDuper to clone the SSD ...
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13 views

Is it Possible to Mount SMB share in Internet Recovery?

I'm currently setting up a Time Machine backup on a Windows Server. The simple method is to create a sparsebundle image on the Windows Share and mount that in macOS which works fine. In the past ...
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17 views

How can I automount a network share on macOS Catalina?

I want to connect to a network share and I want the connection to remain active after logout. I tried: $ echo "/- auto_smb -nosuid,noowners,nofail /- auto_afp -...
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How to interpret the output of `mount` on Catalina

When I run mount on my system, it lists the following /dev/disk1s5 on / (apfs, local, read-only, journaled) devfs on /dev (devfs, local, nobrowse) /dev/disk1s1 on /System/Volumes/Data (apfs, local, ...
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14 views

How to remove unmounted drive folders from root directory

Recently I have noticed that in the / directory, there were a lot mounted volumes from my old NTFS drive (which I haven't been using for a long time). Several failed attempts to delete them are listed ...
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27 views

Network drive connected via ForkLift not accessible via Finder nor Terminal

When I connect to a WebDAV network drive via ForkLift (using CMD+K shorcut), I only see that drive in ForkLift, I cannot access it via Finder nor Terminal. Why is that and how can I access it with ...
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36 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 ...
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345 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. ...
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0answers
50 views

External volume (WB elements 2TB) does not mount on mac (exFat)

I have an WD Elements 2TB external harddrive which is unable to mount on my Mac. It is formatted exFat and is half full. When I go into disk utility it is greyed out. Clicking the mount button ...
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73 views

mount nfs failing

Mounting an nfs storage is failing today, when it worked fine yesterday. sudo mount -v -o rw storage01:/storage/_shares/ci /System/Volumes/Data/Users/bemehiser/Projects/data/ci mount_nfs: can't ...
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20 views

How to store/specify/identify path to different Volumes with the same name in /Volumes?

I am using Synology Diskstation as NAS in my local home network. When I connect my Mac to the NAS the volume is mounted becomes visible in Finder. In Terminal I can access the NAS folders using /...
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22 views

Mount Read-only Disk Image Without Breaking Spotlight?

I have a disk image with my main media library inside it, but I normally only mount this as read-only, as this prevents applications from touching anything inside (which can cause a lot of band files ...
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63 views

Mount folder as another folder in iOS (darwin17), like mount -o bind or bindfs?

I have to communicate folders from one app to another in a Jailbroken device. Unfortunately my app cannot deal with symlinks, and I have too many files to do hard links on all of them. The only way ...