Questions tagged [disk-space]

the amount of space on a computer storage device, such as a hard disk, SSD, or USB flash drive

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Free disk space under APFS

I upgraded today from Sierra to High Sierra (yes I know it's old but I have audio hardware that won't work on newer systems). As part of the migration, it changes the HFS+ partition to APFS. I have ...
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All bash commands hang (out of disk space?!?)

I know that when I completely run out of space, bash commands in Iterm (and other places) hangs(do not return). Commands such as ls and so on. And of course also df -h. And if I try to delete a file, ...
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126 views

How do I increase size of Virtual Memory in Mac OS Catalina?

I am running Mac OS Catalina 10.15.6 with APFS formatted disk on an unsupported MAC using dosdude1 guide. My experience from windows is I had to make careful calculations on pagefile.sys and run into ...
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22 views

disk space not being reclaimed

When I first log in to my mac, the bottom of the finder window shows 28.7 GB available As soon as I interact with the finder, that changes to 417.35 GB available About this mac > Storage shows 417....
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What is the macOS (10.14.6) equivalent of --exclude in du?

What is the macOS (10.14.6) equivalent of --exclude in du ? du -hs --exclude=./node_modules/ du: illegal option -- - usage: du [-H | -L | -P] [-a | -s | -d depth] [-c] [-h | -k | -m | -g] [-x] [-I ...
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100 views

Is it safe to delete the com.apple.appstore folder? It takes up 80gb on my 256gb hard drive

Is it safe to delete this folder? From what I've read, it just holds App Store cache. I'm running really low on disk space, and this folder is massive. Edit: The filepath is: Macintosh HD/private/var/...
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28 views

Terminal Disk Free `df` returns Huge `ifree` free inodes

This has been going on for a few years through several upgrades. In the Terminal when I type df -h the ifree numbers are ridiculously high and clearly off. Example: $ df / Filesystem 512-blocks ...
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Mysterious extra 100GB of hard drive space taken up [duplicate]

I have a 250GB SSD hard drive on my Mac. Last time I checked the remaining space was about a week ago when I removed Bootcamp and free'd up an extra 50GB of space. This left me with around 150GB space ...
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63 views

iPhone reports large storage On My Phone, but I can't find that usage

[iPhone 11 128GB, running iOS 13.6] In Settings -> General -> iPhone Storage, On My Phone reports there is 1.16GB on my iPhone. However, if I tap into that section and review all the files there,...
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Many unknown “Frame xxxxx-xxxxx” files. Do you know what these are and can I delete them?

Asking for a friend on a more recent if not most recent Mac OS. He has a whole bunch of files taking up a bunch of space. These files are numbered, not necessarily incrementally and named "Frame&...
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100 views

How does iOS and apps deal with low to no disk storage?

I was trying to determine why all apps were crashing on a phone when I looked at the storage and saw it was completely at-capacity. I tried restarting and exiting all background tasks to no avail. The ...
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What is Catalina (and no other OSX) doing with/to the disk? [duplicate]

My question is at Mysterious disappearance of disk space on Catalina (and not any other OSX) Tetsujin closed it pointing to How can I figure out what's slowly eating my HD space? but just look at ...
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Mysterious disappearance of disk space on Catalina (and not any other OSX) [duplicate]

I am on 10.15.2. I did not upgrade/update (I seldom do, and when I do it is after much deliberation). My new Air came with Catalina on it and, in view of a Sierra install (or any OSX install any ...
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Mail Cannot Save Information About Mailboxes

Sorry to come on with yet another stupid question, but when I start Mail.app, I'm seeing: Mail Cannot Save Information About Your Mailboxes Because There Isn’t Enough Space In Your Home Folder I run ...
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macOS installations shows less space than I have

I cleared my system to install the BigSur beta: So I have 62 GB free space. But when Im in the installation process its shows the following: Just 28 GB free space. How can I fix this? when I look up ...
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Parallels VMs double counted for disk space usage?

My Mac claims to be running out of storage, and when I look at my storage breakdown, this is what I see: However, when I look through the files, this is what I see: Documents appears to only be ...
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Why my apps got deleted - diskspace/memory low?

This sucks - my apps got deleted so when I try to open them, I see this question mark in the icons on the tray. Background apps like docker etc, also are not appearing in the system tray at the top ...
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79 views

“df -h” is showing about 1/2 “Available” disk that the “Disk Utility” shows for same internal SSD. Which is correct?

In mid-2012, I purchased a MacBook Pro, and replaced the internal HDD with a 256-GB Samsung SSD. I am starting a new project. Making sure I have enough disk space, I get conflicting results for the ...
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Why does 'df' not show changes after running CleanMyMac?

I've used CleanMyMac to remove around 40 Gb of files, but a before/after of df -h doesn't show much difference at all: # Before: [Kens-MacBook-Pro:~] % df -h Filesystem Size Used Avail ...
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1answer
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How to free up storage taken by the “On My iPad” app?

I have a 6th generation iPad, iPadOS 13.5 I have used an app called "On My iPad" that came preinstalled to this iPad to copy files to this iPad (like PDFs, movies, etc.). Eventually, I deleted all ...
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42 views

What is kernel_task reading and writing?

On my machine, kernel_task has a very large number of reads and writes compared to my usage. I spend almost all my time online on google chrome. Over the past month, Activity Monitor shows ...
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group.com.apple.notes is taking up huge amounts of disk space

Further to yesterdays question about Apple Notes taking up huge amounts of space on my iPhone, on my Mac the folder group.com.apple.notes\media is taking up 13.1GB. Each folder has a zip file and ...
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82 views

Disk image creation from folder: error 28 - no space left on device

I wanted to create a full copy of my MacBook Air in a disk image for archive. I can't save the disk from the booted system, so I restarted my Mac in Recovery mode (keys Command and R) on boot. From ...
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Deleted Bootcamp partition space is not unavailable anymore

I uninstalled windows 10 I had installed using the bootcamp assistant, after which my MacOS disk size hasn't restored to normal. How do I reclaim the lost space?
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Mac OS available storage rapidly changing, shrinking [duplicate]

I’ve been having an issue where the available storage on my disk lowers by up to several gb in a couple days, or fluctuates seemingly at random. On the latest version of Catalina, and so far I’ve ...
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66 views

Catalina's usage of 15-plus GB in 'Other Volumes' versus Sierra

I have two Macbook Airs each with an SSD of about 120 GB, with the difference being that one has Sierra and the other has Catalina. The user data are virtually identical (though the one of Catalina ...
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Deleting my mail in Mac, but space is not cleared

Today, I deleted alot of files in Mac Mail but it did not clear any space on my HD. It keeps saying Mail is using 5.36 GB, no matter how much I delete and empty my trash. I have rebooted several times....
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250 views

fsck_apfs fails with “btn: invalid value” and “Snapshot is invalid.”

I have an old MacBook Air running out of disk space, and DaisyDisk reports that 25 GB are taken by "still hidden". Following their suggestions, I've tried to run Disk Utility First Aid as well as a ...
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Many apps just disappeared from my machine after low storage warnings?

I was using my Mac last night, and at some point I got a warning that my disk had filled up. I checked Macintosh HD, and it reported having over 5GB free, so I ignored the warning. I started to notice ...
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40 views

How to limit size of Gmail IMAP log files?

I am fixing an acquaintance's computer that ran out of disk space. Space was so critical that the OS did not launch any apps. I booted in Safe Mode (holding Shift during startup), deleted 1.5 GB of ...
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How to disable Spotlight and mds_stores on Mac OS Catalina

EDIT: I appear to have a temporary fix using mdutil - see the end of the post - but I am not sure if it is a permanent fix, so I am still interested in answers. I have an iMac running Mac OS 10.15.4 (...
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Disk space available: Finder shows way less than System Information [duplicate]

The Finder currently shows only 81GB available (at the bottom of a folder's window) whereas System Information > Storage shows 455GB available. Why does the Finder show so much less space available? ...
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1k views

Temporary dyld_shared_cache taking a lot of space

I am developing an application with Flutter and using an iOs simulator (iPhone 8 13.4). I noticed that while I am running my application (I am using VSCode), a lot of space is taken by some files. ...
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68 views

only 8GB diskspace, iCloud keeps downloading iCloud stuff!!! help!

Macbook: 128GB - 8GB free iCloud: 200GB - 160GB free I have a very frustrating problem. I have a 128GB Macbook so you can imagine how space is an issue. I bought 200GB iCloud storage thinking that ...
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Tracking disk usage [duplicate]

I usually use du to track down where the storage on my Mac has gone. According to System Information, I currently have 223.5 GB of 499.96 GB available. However, when I'm trying to see where the ...
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18 views

Find folders with greatest disk I/O or disk changes [duplicate]

I got to this issue by becoming aware that MacOS's time machine is backing up large amounts of data (say usually 1-3GB for each backup, i.e., each hour) while I am not doing anything on the computer. ...
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29 views

Disk scan shows account Guest uses 74 gigabytes; Can I reclaim space?

The DiskExpert Utility shows 74 GB of disk space allocated to user "Guest", yet Finder only shows less than one GB. Can I reclaim the space, or is DiskExpert "lying"?
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GenuisScan folder takes up 16 GB

I have an older iMac running High Sierra. I just ran GrandPerspective on my nearly full drive to get a visual mapping of my hard drive. It showed several large areas indicating a significant amount of ...
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MacBook says out of space but disk inventory and daisy disk show plenty of space please please help [duplicate]

I have a mid 2011 MacBook air with 128 gb but from every app it says im only using 98 gb while the system has 76.45 gb that its taking that I cannot locate anywhere. I have tried everything I can ...
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280 views

Daisydisk reports more than 40GB “still hidden” space on macOS Catalina

On my Mac running macOS Catalina, I noticed there were much less and less free space during past several weeks in which I had done little file additions or software installations. Scanning with ...
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Can't remove a hidden bootcamp partition [duplicate]

I had a bootcamp partition that I'd wanted to remove. It seemed like it'd been removed using bootcamp, but it is still taking up a big chunk of space in the System storage, and now I can't find it to ...
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114 views

Can I safely remove these MOV files from the OSX SSD?

It is my 'Macintosh HD Info': However from time to time I get this 'There is not enough disk space available to install the product.'. So I really want to free up some space. I also use the '...
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BootCamp The startup disk does not have enough space to be partitioned even if it does

So, I'm trying to install windows 10 through bootcamp and I have this problem: when I check for free space I see this: Even if I free a couple of more gb the error remains the same. I turned of Time ...
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58 views

What is the difference between this disks (0 and 1) on my Mac?

I want to know how does my Mac use this disks. What is the difference between this disks (0 and 1) on my Mac? And what is the difference between internal and synthesized? I would be appreciated if ...
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Other Volumes issue after a crash/reinstall… Is there any way to recover the data in the Other Volumes?

I had my mac crash last month, and I did a reinstall... But I guess I didn't delete the old volumes first. Now I have most of my internal drive is "Other Volumes". 1) Is there any way to access that ...
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30 views

Users Library folder much larger than contents [duplicate]

There are a number of similar questions about folders being larger than contents, however, from what I've seen the most common suggestion is to check the Library folder, which may be hidden. In my ...
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196 views

What is a good replacement for the 'df' command that is broken on macOS Mojave?

The 'df' has been my tool of choice to investigate how much free space I have on my disk. But with APFS, TimeMachine local snapshots and all that, it has become unreliable. I.e. after removing a lot ...
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575 views

How to safely remove unused Xcode .pkg files from /private/var on Catalina?

EDIT: I have solved the problem (the main cause of it, at least). The issue seemed to stem from rouge XCode installation files that were cached in private/var/folders/gh/... during several failed ...
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44 views

How to deduplicate iMovie files in “Original Media”?

With each project, iMovie imports videos, images, and audio into an iMovie Library.imovielibrary. I want my originals in a separate folder, along with other originals that I didn't import into iMovie ...
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Is there a way to run Clusters App (transparent disk compression) on a modern MacBook?

In the past I've been using: http://clustersapp.com/ I'm on 10.14 Mojave and probably soon on Catalina. Just wondering if you know how to allow this program to run again? In the toolbar menu it's ...

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