hdd free space

Recently was moving on my Macbook thru FileZilla FTP games to my PS3 Phat 80 gb. I noticed there is no space left, so I deleted few titles thru FTP, but PS3 still saying that I have 0 kb available, even tho thru FTP I can send files but cannot install anything inside my PS3. What's matter? I...

I installed a fresh new 1 TB HDD on my PS3 and after reinstalling the CFW and formatting the HDD, I noticed that the free space was much smaller than what I've expected: 827 GB/931 GB. I wasn't expecting to have the full 1 TB of space, but I was wondering how I've lost more than 100 GB of...