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Could not unmount disk macbook air
Could not unmount disk macbook air







So for an external drive named “BackupStuff” you would enter:ĭiskutil verifyvolume /Volumes/BackupStuff/ Or, if you have an external drive attached, you can type or paste in the following:ĭiskutil verifyvolume /Volumes// So, for your main hard drive, you could type or paste in something like: Once launched, type or paste in the following command. Launch Terminal from your Dock, Utilities folder, or via an app launcher like Alfred. "unknown special file or file system"įYI Diskutil list shows this in case I picking the wrong disk in previous stepĢ: Apple_APFS ⁨Container disk1⁩ 500.1 GB disk0s2Ġ: APFS Container Scheme - +500.1 GB disk1ġ: APFS Volume ⁨HD - Data⁩ 152.9 GB disk1s1Ģ: APFS Volume ⁨Preboot⁩ 282.2 MB disk1s2ģ: APFS Volume ⁨Recovery⁩ 622.1 MB disk1s3Ħ: APFS Snapshot ⁨.update-.⁩ 15.Verify and Repair Disk Permissions via Terminal (Mac OS X)ĭiskutil repairPermissions / Verify and Repair Volume via Terminal (Mac OS X) When I enter that command I get the following error. Next make it writable which will require you to enter your password - the /Volumes/Macintosh\ HD\ 1 could be different. The only issue is I can't get past step 3. I have researched this issue extensively and have decided on following the guide listed here () and accept the risks.

could not unmount disk macbook air

My MacBook Air has come to a crawl because the kernel_task is running at 100%+.

could not unmount disk macbook air

Kernel_task running 100% which is throttling the MacBook Air Thanks in advance for any and all help. ** The volume A was formatted by diskmanagementd (1412.101.1) and last modifiedįsck_apfs completed at Sat May 23 19:56:53 2020 :Įrror: failed to read container superblock

could not unmount disk macbook air

Now it doesn't mount and 'fsck_apfs -y -x /dev/rdisk3s1' is run without succes. APFS Failed to read superblock, desperate call for help:) Stupidly forgot to unmount and pulled out the USB of my HDD with APFS.









Could not unmount disk macbook air