includes any question relating to managing storage or storage space

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39
votes
2answers
144k views

What is Mobile Sync - Backup and why is it taking so much space?

I was checking my directory and found out that the Folder Backup in Library > Application Support > Mobile Sync > Backup, is taking 13GB of my Harddisk ... What is this and why is taking so much space ...
16
votes
3answers
37k views

What are the “sleepimage” and “swapfile” documents?

I was using Disk Inventory X and found a file called sleepimage in /private/var/vm/ It takes up 4 GB! I also found numerous other files in the same folder called swapfile0 swapfile1, etc. What are ...
15
votes
5answers
5k views

One mac, Two or more storage devices - how to divide things?

We're at a crossroads where most Macs now have space and connections to contain two storage devices. SSD are fast, low capacity and expensive - HDD are in comparison slow, huge and cheap. Both iMacs ...
14
votes
3answers
7k views

Using my own server instead of iCloud

I am currently paying like a dollar a month for 20 GB iCloud storage, but I am just now building a new computer and am hoping to install an Amahi server on it so that I can have my own 'Dropbox' type ...
11
votes
2answers
481 views

What tools and concepts are good for someone thinking about using HFS filesystem compression?

I have a client with about 60TB of data on multiple HFS+ volumes, attached directly via fibre channel and shared using AFP. We are running around 85% capacity at present, and the budget to expand ...
10
votes
5answers
6k views

Does migrating to Apple's new Photos app actually double my storage requirements?

I was using Disk Inventory X to visualize my hard drive storage and help me find some extra space. It appears that iPhoto Library takes 52.0 GB and Photos Library takes 49.4 GB. Is this a known ...
10
votes
4answers
65k views

camera roll “usage” number does not match photos in the app

I have completely deleted all photos in all categories from my iPad 3 (16G iOS 7) but my settings continue to state that I still have 3.5G "used" (camera roll) in the Photos/camera app. I have no idea ...
9
votes
7answers
2k views

What are the best disk cloning tools?

Money is no object. I want a bit for bit perfect copy of a hard drive/partition which is bootable (is either possible) to be used in a backup regimen. I have heard of some tools but your ...
8
votes
5answers
99k views

iCloud has space but iCloud Backup says that I don't have enough to complete a backup

I use 120 MB of iCloud storage space for iCloud Backup of my iPad & iPhone. There is still 4.8 GB free from 5 GB, but I have a notification in iPad's backup window that I'm lacking space to back ...
8
votes
3answers
63k views

iCloud storage full: “Not Enough Storage”. Backups exceed 5GB

Just like everyone else, I get the notification that my iCloud is full and no backup can be made. iOS gives me the suggestion to upgrade my storage on my iCloud account. Because I only want to store ...
8
votes
3answers
32k views

How much more storage than iOS 7 does iOS 8 ACTUALLY use up?

I have read so many reports about iOS 8 installation storage requirements that I've lost count, and none of them even answer this very basic question. “The download is 1.2 Gb… the free space ...
8
votes
3answers
19k views

How do I mount ejected external USB flash storage? [duplicate]

Suppose that we connect our flash USB drive to a MacBook, then eject this storage from Finder sidebar. Now I want to remount this storage without unplugging and replugging it into the computer, but ...
7
votes
3answers
90k views

Is “flash storage” the same “SSD”?

I'm looking to see if the two are interchangeable and if not what the differences are. If the two in fact have a difference, perhaps adding devices or cases where each are normally used over the ...
7
votes
3answers
5k views

How large is iOS?

Inspired by this I am Ricardo Lopez, Test Manager for Surface RT. After the OS, OfficeRT and a bunch of apps, you will still have more that 20GB. As you say, you can always add an SD card and ...
7
votes
2answers
3k views

My apps are using 3.7GB of storage on my ipad, how can I check which app is using what amount?

Is there a breakdown that can be viewed somewhere?
7
votes
2answers
1k views

Is there a maximum number of files supported/recommended in Photos.app?

With the new OS X Photos app released in OS X 10.10.3, is there a hard limit to the maximum number of files (either photos or videos) that the app will support? Or is there a limit to the maximum size ...
6
votes
3answers
144k views

iPhone shows 1.3GB of photos but I don't have any [closed]

My iPhone 4S shows that I have 1.3GB of photos but I don't have any. How to empty this amount of space and make it available? I go to "settings" -> "general" -> "usage" -> "manage storage" and then ...
6
votes
3answers
5k views

Remove Storage iOS Apps on Mac

Is it possible to remove the Mac copy (iTunes/Mobile Applications) of all synced iOS applications (they are already installed on my iOS device)? They are currently taking up about 6 GB of space on my ...
6
votes
3answers
48k views

iOS available space doesn't add up

Am I going mental, or does the number in the following image make no sense at all? my top 10 apps seem to account for barely ~15GB, so why is my used space so high? Edit So, I'm calling this a ...
5
votes
3answers
125k views

What's the practical difference between a 16GB and 32GB iPhone?

I'm looking to close a deal on an iPhone. What I am having difficulty understanding is the difference between 16GB and 32GB. When does it matter if you have 32GB and 16GB? I understand, of course, ...
5
votes
5answers
19k views

Why can't I resize my existing partition?

I just finished downloading my copy of Lion and wanted to install it on a new second partition. I freed up just over 50 GBs from my hard drive and am now stuck trying to shrink my existing partition. ...
5
votes
3answers
5k views

Can I delete things safely from ~/Library?

I am running out of storage space on my 2011 MacBook Air. I was thinking I should clean up before I contemplate adding more storage. I notice though, that while I have ~30 GB in ~/Documents, ~2 in ...
5
votes
2answers
2k views

System Storage Full

I have a jailbroken iPhone 4 and use Cydia, SBSettings and iFile to see how much storage is marked as Free between the two partitions on my device. The problem is, my System Storage had a total size ...
5
votes
1answer
405 views

Diagnose disk I/O per application

I have a Leopard system which feels rather sluggish, and which I suspect may be disk-I/O-bound. While I know how to check which app is using CPU or memory (top or Activity Monitor), I don’t really ...
5
votes
4answers
35k views

How to fix iPhone 5S reporting excessive space used for Photo Library?

I have an iPhone 5S running iOS 8.1.3. I have removed all photos from the phone (i.e. the Camera Roll is empty). However, under Settings -> General -> Usage -> Manage Storage, it reports that 1.9 GB ...
5
votes
1answer
883 views

Which iSCSI initiator should I use on Lion?

I am setting up a video editing / encoding workstation based on a mac mini and a freenas box for mass storage. We plan to use iSCSI to share the disk with the mac and had planned on using GlobalSAN's ...
4
votes
4answers
2k views

Why does 128GB iPhone have 113GB capacity? [duplicate]

On the side of the iPhone packaging, Apple defines 1GB as 1,000,000,000 bytes (rather than 1,073,741,824 bytes), so you end up missing 9,438,953,472 bytes (~9GB) calculating it this way for 128GB of ...
4
votes
1answer
1k views

Why does Pages, export to *.doc a file that is larger than expected?

I authored a 1 page document of about 900 words, and an embedded image (a chart). Storing/exporting this document from Pages 5.2 causes the file to expand to 1.6 MB in size. However, opening and ...
4
votes
2answers
35k views

Can I store and run applications on an external drive?

I am thinking of getting a this MacBook but the hard drive space is not sufficient. I was wondering if I bought an external hard drive for it would i be able to download apps and things onto it.
4
votes
8answers
20k views

Why iOS settings and iTunes report the storage usage differently?

My iTunes shows me that there is about 7 GB of free space, while iOS settings shows me that there is only about 80 MB of available space. How do free space and available space differ? Additional ...
4
votes
2answers
206k views

Should I delete pictures from Photo Stream or Camera Roll to free up space on my device?

Can I make more available memory by deleting pictures? Do I delete them from Photo Stream or Camera Roll? I want them saved but can I remove from one of those areas.
4
votes
1answer
674 views

What the “Other” Storage Space is in Mac OS X?

What exactly is included in the Other (blue one) part of the Storage space on my Mac? What could take 31.2 GB?
4
votes
3answers
569 views

Can I upgrade my 121 GB Flash Storage SSD?

Is it possible to upgrade the 121 GB Flash Storage in my MacBook Pro 13" Retina? If so, can Apple do it for me or would I have to go to somewhere else to get it upgraded?
4
votes
2answers
225 views

Imported 32GB of images into iPhoto, 65GB library is the result - Huh?

I just imported 32GB of images (my local Images folder) from the past 10 years into iPhoto. I was honestly surprised that the result was an iPhoto library of 65GB. I have no RAW images and am ...
4
votes
0answers
63 views

Block external storage for a user account

I am doing a proposal for new network where the Macs will be networked, OS X Mavericks + server app Is there any solution to disable external storage USB/Thunderbolt/Firewire/CD/ Bluetooth? ...
3
votes
3answers
3k views

iOS apps take up more space than advertised?

I would like to download "RAGE HD" which the App Store says is "643 MB", but after clicking "BUY NOW" there is a message: There is not enough space to download "RAGE HD". Please delete some photos ...
3
votes
1answer
269 views

How do Macs calculate the amount of Hard Drive space left?

What kind of algorithm do they use to see how much space is left? I thought that maybe the amount of space it began with is programmed in and then the size of files created is then subtracted from the ...
3
votes
3answers
2k views

Low/no-cost, cross-platform alternatives to iSCSI and Fibre Channel

(My use case is using my RAID storage on a Linux workstation to store Time Machine backups and other data) I have investigated options for iSCSI, they are GlobalSAN and XtendSAN. Both are ...
3
votes
5answers
7k views

Can someone explain why so much “Other” space is occupied on an iPhone 4?

I have the problem in iTunes where the "Other" data on the iPhone is excessively large. It's taking up over 5GB of space. I've searched this topic over and over, tried just about every option I've ...
3
votes
4answers
75k views

What counts as data usage on the iPhone?

I went from low usage of data on an average to over my limit and I do not know why. How can I tell? Does streaming music count? I have AT&T, so I think I have unlimited texting. Do photos on my ...
3
votes
1answer
132 views

Updating from iOS 6 to 8

I currently have a 16 GB iPhone 5, with about 1.2 GB available storage. It's still on iOS 6 (I know, right?!) and I figured it's about time to update. Under software update, it says iOS 8.4 is 1.2 GB. ...
3
votes
2answers
5k views

Change default installation location to install xCode

I want to install Xcode in my MacBook Air OSX 10.8.3. The issue is my MacBook Harddisk is just 64GB and it's almost full. I have an external HDD (Formatted to MAC partition) and how can I install ...
3
votes
2answers
891 views

Where to store large photo library that also can be backed up?

I have an old PC that used to house my entire (several hundred gigabytes) photo library internally and backed it up nightly to an external hard drive. I have a MBP that travels between home and work ...
3
votes
1answer
1k views

Is storing an iMac sideways safe?

I have some old devices in storage on their sides. They are otherwise completely normal - well ventilated, etc, etc. except that they could only fit when they are on their sides. After being reminded ...
3
votes
1answer
178 views

Why do I see two sizes for storage space available?

I have an SSD-based MacBook Pro running Lion, with Time Machine active. I'm aware of the difference between base-10 and base-2 storage sizing, but cannot explain the discrepancy between what Finder ...
3
votes
1answer
40 views

iCloud says that backups are using 3 GB of space, but there are no backups

My iCloud account shows that I have ~3 GB of backups, but when I check on all devices using this account, backups are off and no backups are showing. The storage bar. The backups list... empty!
3
votes
2answers
168 views

Why Disk Utility full?

My Disk Utility is full. My Disk is about 1T but now I only have no more 100GB to use. I don't think I have used that much, the yellow one is belong to what? I want to erase some files to get more ...
3
votes
1answer
3k views

Disk space used by iPhoto/iMovie libraries on OS X

How can I tell how much space my iphotos and imovies are taking on my Macbook Pro hard drive? I've checked the applications from my finder, but iphoto and imovie are not listed there.
3
votes
3answers
70k views

How many photos will fit on a 16 GB iPad?

I am interested about an iPad for my mom and can't decide whether to go for 16GB or 32GB. Assuming no movies on it, and minimal amount of apps (she will use it mainly for browsing and skype) how many ...
3
votes
2answers
133 views

My Macbook storage is full even after deleting all my photos

So I only got my MacBook Air last year and I am travelling so am taking a lot o photos but I have a 1TB hard drive that I transfer the photos over to every now and then, my time machine also backs up ...