5
votes
2answers
2k views

I deleted a very large file from Mountain Lion, but the space was not reclaimed. lsof not showing pending deletes

I have a MacBook Air 11" running OS X 10.8.5. I have a 128GB SSD drive that was running out of space with only 10 GBs free. The largest single file on the filesysem was my 30+ GB Windows 7 virtual ...
3
votes
2answers
686 views

SSD reporting incorrect amount of free space, not due to local snapshots

I recently created a file of just over 20GB and then deleted it shortly after, however my free space did not increase at all. I am using a 2012 MacBook Air with a 128GB SSD and I've had problems ...
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. ...
1
vote
2answers
572 views

MacBook Air reduces free space from 7GB to 1GB in after a few houres

I am using a Macbook Air with a 64GB HDD and Mountain Lion installed on it. When I reboot my Air, it shows that I have 7GB free disk space. But after a couple of hours, the system says my disk is ...
1
vote
1answer
1k views

Large difference in reported free disk space

I have a strange discrepancy in the amount of free disk space that's being reported. The finder says: My iStat Menus says: Which is the same as df -h reports: remco@Prosperpine ~ $ df -h ...
18
votes
2answers
70k 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 ...
4
votes
2answers
4k views

How to check what applications are taking most storage memory?

I have 380GB left on my SSD and was wondering how much space my applications are using. Is there a way to check this?