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

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32
votes
11answers
19k views

How can I figure out what's slowly eating my HD space?

Every few days I get notices on my MacBook that it's running or run out of hard drive space. Curiously, restarting the computer will enable me to recover gigabytes of space (this past time, it was ...
24
votes
12answers
2k views

How can I free up some disk space?

I'm about to run out of disk space, and I know I have a lot of junk on my macbook but I don't know how to find it to figure out how to delete it. Is there an easy command line way through terminal to ...
9
votes
4answers
18k views

Reducing Lion OS Footprint by removing unnecessary files/folders

I am trying to downsize my iMac 640Gb disk to make it fit onto a 120Gb (113Gb usable) SSD. The total size of use files is currently approximately 340Gb, of which my home folder accounts for 265Gb ...
28
votes
8answers
182k views

How can I clean up 'Other' storage on iPhone 3G?

My iPhone 3G is currently showing 3.1GB of 'Other' disk space in iTunes, and this amount seems to be growing by about 0.1GB every couple of days. I can't find any good references for what this space ...
7
votes
3answers
7k views

Disk space not freed up after delete

I had approx 50Gb of Windows VMs on my MacBook Pro internal SSD (128Gb) (OS X 10.7.3). I copied them to an external drive, then deleted them from the internal drive, then emptied the trash. When I ...
9
votes
4answers
7k views

Gigabytes of disk space shown as hidden space in DaisyDisk

My disk space usage doesn't add up. I should have used only about 80 gigabytes, but according to DaisyDisk about 25 gigabytes is taken up by hidden space. The mystery disk space seems to be classified ...
7
votes
10answers
2k views

How do I find how much disk space a program is occupying?

How do I find out how much disk space a program such as Skype occupies? My SSD is getting full, and I want to see what can be deleted.
3
votes
1answer
2k views

Delete Stored Offline Attachments in Mail.app

I'm using Apple Mail and have noticed that the ~/Library/Mail/V2 folder is using up over a gigabyte of space. I'm guessing that a lot of that is stored attachments for my email messages. I've already ...
2
votes
1answer
10k views

Why does Messages app take up so much space?

I was recently inspecting the Usage tab in my iPhone's settings. The Messages app is #2 on the list with almost 700 MB. Anecdotal reports have it that the app can take up multiple GB of space. So what ...
0
votes
2answers
1k views

Is it safe to delete ipsw files?

I just updated my iPod Touch to iOS 5.1. During the process, iTunes downloaded a 750MB file: ~/Library/iTunes/iPod Software Updates/iPod4,1_5.1_9B176_Restore.ipsw. I have no use for this file anymore, ...
5
votes
3answers
4k views

Why do I have 8.3 GB mail on my hard drive even when using gmail?

I am short of space on my 128 GB SSD so I've been using Grand Inspector to see what has been using up all this space. I found that in Library/mail/v2 there is 8.2 GB of email. What is this and how ...
3
votes
2answers
3k views

Deleting files doesn't free up space [duplicate]

I moved away (to an external drive) about 30 GB of files from a drive (startup disk) that had 60 GB of free space. After the move it still shows only 60 GB of free space, not 90, as I would expect. ...
3
votes
1answer
1k views

JDiskReport is damaged, can't be opened

I have tried downloading and running JDiskReport 1.4 a few times now, and after unzipping it and clicking on the executable I get the message: "JDiskReport" is damaged and can't be opened. You ...
3
votes
1answer
438 views

Prevent automatic removal of the Spotlight index due to low disk space

I am guessing that when disk space runs low, it automatically deletes the Spotlight index to make room for virtual memory. Then when space becomes available it reindexes. But I'm not sure about that. ...
2
votes
1answer
253 views

FileVault sparsefile uses double of actual allocated disk space

I just noticed that for some reason disk usage (du) reports that FileVault in my home directory would use its allocated disk space twice: [/Users]% sudo du -h -d 1 . 184G ./.moo 170G ./moo 204K ...
1
vote
2answers
316 views

Why Mac OS X requires any amount of free disk space?

I understand the OS needs some free disk space for running. So does windows or any *nix. But OS X is regarded as a very polished system and my question here is more like, shouldn't it already reserve ...
1
vote
1answer
431 views

Mysterious hard disk space vanishing?

I'm running Snow Leopard on a Late 2009 unibody MacBook. At the moment I was trying to do some late spring cleaning, and clearing up some HDD space. Now here's the weird part: My User's folder shows ...
1
vote
2answers
929 views

How can I safely eliminate duplicate apps from my iPhone?

I have just had my iPhone replaced under warranty, and when restoring it from backup much of my preexisting free space vanished. What I've found, after some shell hacking, is that I appear to have ...