A hard drive is a device for permanent or long-term storage in computers.

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530 views

Implications of using a USB SSD drive to run VM images off

I'm running VMware Fusion on my Apple Macbook Pro (15 inch, Mid 2012, OSX 10.10.2), and have several VM images that are stored on an external USB3 disk (WD Passport). The external disk is fine for ...
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1answer
39 views

Data recovery after interrupted partitioning

My MacBook Pro was working fine until my friend stopped the Disk Utility from partitioning and force quit the application. Ever since it seems that the problem has grown larger and larger as I used ...
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25 views

iMac Time Machine HDD and Internal HDD failed at same time

My 2008 iMac, which has been extremely reliable for several years now, began to show the spinning 'beach ball' one day, and then would become unresponsive. After a couple of forced reboots, the ...
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1answer
292 views

What is the recommended partition scheme for mac os x?

I did a clean install of yosemite on my MacBook Pro. I have not partitioned my hard drive and have left everything by default. I would however like to use the recommended schematic for Linux systems ...
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41 views

In MBP, SSD can only be used to boot by USB, not as an internal drive

I have a Macbook 17" (early 2011) and I recently upgraded the default HDD to an SSD. This worked for a couple weeks but then I started getting a folder with a question mark on it during boot and the ...
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2answers
2k views

“Couldn’t create temporary file.” error when erasing free space on external disk

I was trying to wipe the free space of an external USB 3.0 disk in OS X (Yosemite) disk utility. However, I receive the following error: EDIT: The disk is formatted as GUID / Mac OS Extended ...
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1answer
55 views

Mac Encrypted HDD Please help!

Hi everyone I have encrypted a partition of an external hard drive from the mac desktop. I pressed that key button then pressed memorable and it changed my entire password unknowingly. I need help. ...
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97 views

Why can I not create a directory on my external hard-drive?

When I try to make a new directory on my external hard-drive I get a message saying that it is a "Read-only file system" LU06296APPLE:~ fortinok$ mkdir /Volumes/Seagate\ Backup\ Plus\ ...
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33 views

Would a snapped IR sensor ribbon on a A1181 macbook stop the macbook from booting?

Would a snapped IR sensor ribbon on a A1181 macbook stop the macbook from booting? I was replacing a sata hard drive cable in macbook and the IR sensor snapped and I am still having very odd hard ...
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1answer
89 views

Late 2008 Apple Aluminium MacBook complete reinstall [duplicate]

I have a pretty old Aluminum Macbook (late 2008). I pretty much have the original MacOS installation, continuously upgraded to Mac OS Yosemite. Nowadays, it is kind of hard to get by with 250 GB of ...
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2answers
53 views

Created a second OS X partition, erased the first, now can't delete old partition

I bought a secondhand macbook pro (early 2011). It was running Yosemite, but I wanted to do a fresh install, as initially I didn't have the password. I created a 2nd partition and installed a clean ...
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2answers
45 views

/Volumes/external_drive folder not being removed

I have a 2TB external HDD, formatted using exFAT. It seems that, even after I eject the disk, the mount point remains in /Volumes. Thus, every time I plug the drive in, a new mount point gets created ...
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22 views

How many files are on my HFS drive?

Is there a quick and easy way to tell about how many files I have on a given HFS+ formatted hard drive? On Unix, I use df -i, but HFS+ apparently doesn't use inodes and returns a silly answer based ...
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1answer
61 views

remove old drive from Time Machine backup

My old HDD died, I restored data to a new one, but now I have two versions of backup: new and old The name was MyVolume, in Time Machine I have now MyVolume and MyVolume1 I already tried tmutil ...
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74 views

MacBook Pro mid 2012 OS X Yosemite hard drive error

So I went to my MacBook the other day and the screen shows nothing but a folder with a question mark flashing. It won't reconize my hard drive. I can still hear it spin up and running so is this still ...
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42 views

ipod classic 160gb

I need help. I am literally at my wits end. I've had my 160GB IPOD A1238, Model number 2173. for just under a year. No I don't have the receipt because I expected Apple products to be quality. I am ...
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0answers
40 views

Change write permissions on internal HD outside of OS

I have a late 2009 iMac with a 1TB internal HD. I am unable to boot the OS however when running disk utility, through target boot and booting into an external HD, I am unable to repair, erase, ...
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0answers
85 views

Missing hard disk space

I'm trying to figure out where my missing hard disk space is going. I'm using du and df from the command line and there seems to be a clear discrepancy. So here's the du output: $ sudo du -h -d 1 / ...
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2answers
97 views

Caching HDD Files on an SSD

Given a system with a fast internal SSD, and a slower external HDD, is it possible to improve the HDD's performance using free space on the SSD without creating a Fusion Drive? In my case the external ...
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28 views

DriveDx shutdown count is very high

DriveDx claims that there have been 2051 power cycles on my Fusion SSD in 17 months. For the Fusion Hard drive part it claims 6402 power cycles count. SSD power on time has been 12250 hours and ...
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1answer
286 views

Moving iPhoto to external drive on a MacBook Pro (Retina, 13-inch, Mid 2014) with 8 GB 1600 MHz DDR3

I bought a Seagate external HD 500gb with my Mac. Recently started using Photoshop and Lightroom, which take up a ton of space. I was thinking of moving my entire iPhoto to the Seagate to free up ...
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1answer
62 views

USB drive works only in one port

I have an old Kingston 2 GB USB flash drive. I believe it was bought in 2006. When I plug it into the right hand side USB port of a 2012 retina MacBook Pro, nothing happens. When I plug it into the ...
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2answers
1k views

Partition issues after deleting Core Storage Logical Volume Group. Everything prompts an unmount error. HELP!

I followed the instructions on this link (last answer) to delete the Core Storage Logical Volume Group via terminal while pressing Cmd+R during startup. These are the functions I used in terminal: ...
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24 views

Best overall hard drive for a macbook pro 15" mid-2010

I am not up to date with all the specification. How does something like this look? ...
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1answer
223 views

SSD upgrade for 2013 21" iMac?

I have got an iMac (EMC 2638) here, with 1TB hard drive. I have read that there is a PCIe SSD slot on those iMacs as well, originally for the fusion drive. Is it possible to upgrade my iMac with such ...
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1answer
25 views

disk become empty after delete a large file

I have a 2T mobile disk with the format of NTFS. I store 1T files on it, including a large file with the size of 260G. After I delete the large file, all the file was gone. I remount the disk again ...
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3answers
520 views

Is it possible to restore OS X .dmg file to External Drive?

I recently traded in my iMac with 1TB HDD for a MacBook Pro with a 256 GB flash drive. I want to restore my previous hard drive but obviously it won't fit on the new hard drive. Is it possible to ...
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0answers
308 views

WD My Book Media shows up in diskutil, but doesn't mount or show up in Disk Utility

Initially this drive was connected (via FireWire) to my wife's Mac (still running OS X 10.7), but she it would not mount any more and she asked me to look at it. After reading suggestions on-line, I ...
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50 views

How can I have 128 GB HARD disk and there is 300.91 GB apps on it?

After I install pes2014 on my MacBookAir when I see the storage of my My macintosh HD Is foul. Is it a virus? What should I do?(before it my apps was up to 60 GB) It may be helpful that the pes is ...
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1answer
255 views

Disk Utility can't repair external hard drive, tried fsck whats the next step?

When I try and repair my external hard drives (I have two corrupt now some how both I think from improperly ejecting from the same machine), I get this message: Disk Utility can’t repair this ...
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2answers
65 views

replacing a toshiba hard drive in a mac mini

I took my mac mini in to a computer repair shop, they said I needed a new hard drive, so I paid them $300.00 to do the repair. Later on when I went to set up my mini mac it wouldn't work, and I found ...
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161 views

Mac recovery problem

So I was running Yosemite and I wanted to try to install the windows 10 tech preview. I backed up all of my files and downloaded windows tech preview. I tested it in a virtual machine and it worked ...
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1answer
400 views

My system seems stuck on Optimize hard drive in FileVault

Just upgraded to Yosemite. Going through the process it asked about file vault. I said yes to encrypt it, so it started to optimize hard drive it seems to be stuck on 2 hours left....probably been 3 ...
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2answers
32 views

How to copy data from non starting MBA?

My old MBA (2008) is not booting anymore from hdd. I tried to repair it with disk repair and with a DiskWarrior CD-ROM, but nothing. I need to copy some data from the hdd, before replacing it. Any ...
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0answers
89 views

BootcacheControl.playlist not found, MacBook does not boot anymore

Booting a MacBook with Snow Leopard installed will suddenly stop with the message: Unable to open /var/db/BootCache.playlist: 2 No such file or directory Booting in single-user mode, I can see ...
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1answer
213 views

Deleting content of /private/tmp moved on different HDD

I have a Macbook pro with 2 internal HD (stock HD for data and data doubler + SSD in place of the optical drive, hosting the OS). I'm now trying to optimize this setup to take into account the ...
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0answers
284 views

Drive name red in Disk Utility: Core Storage Drive offline. How to bring back?

Yesterday, my mac wouldn't boot up. When I restarted, I could get the whole way to the User login screen. No matter what user I chose, the boot bar would get about 1/3 way finished and I would get ...
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1answer
282 views

How do I change permissions of folders on a hard drive from a booted USB drive

I am trying to save my files on my Hard Drive that has a crashed OS. I created a Bootable USB with Ubuntu and successfully booted. I can see my folders, but I can't actually open them because I don't ...
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1answer
97 views

Why do I have /Volumes/Storage Drive?

In Terminal, I noticed I have /Volumes/Storage Drive. On my mac, I have no drive named Storage Drive. Furthermore, no Storage Drive appears in Finder or Disk Utility. When I cd inside Storage Drive ...
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1answer
366 views

restoring to mavericks from yosemite, partition disappeared after fail

I have an mbpro 15" with 2 hard disks: Main: SSD with OS Extra: Time machine backups and data For different reasons I wanted to downgrade to Mavericks. I rebooted with cmd+r and went to time machine ...
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2answers
147 views

Mac OS won't install from CD, but Windows will

I had to replace the hard drive in my 2010 21.5" iMac. When I went to install the OS, I rebooted into the OS selection screen (using option). The Mac OS X install disc was there (but my external HD, ...
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1answer
2k views

I keep deleting files but my Macbook Pro hard drive is still full [duplicate]

I have a MacBook Pro (late 2011) with a 500Gb SSD hard drive. Today suddenly it said that my hard drive was full, so I started removing the files. Got rid of lots of Gigas, even the sleepimage file, ...
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1answer
41 views

Can my macbook HDD be used in a windows desktop?

It seems there is a formatting issue / dead hdd in my macbook, as I have the infamous ? despite ensuring a good connection with the sata cable. Is it ok to plug the 2.5" macbook hdd into the standard ...
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0answers
141 views

Yosemite upgrade and corrupt external partitioned hard drive?

I upgraded to Yosemite and shortly afterward mybook hard drive 1.5tb fat formatted failed to work. All I was doing was playing itunes songs stored on the partitioned hard drive. I then tried to verify ...
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1answer
2k views

"You can't resize the partition on this disk because it uses the Master Boot Record partition scheme [duplicate]

I am trying to get rid of one of the volume ("mountain Lion", the second from the top) of the partition of an external hard-drive. In disk utility I get what you can see in the pic, namely it does not ...
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0answers
32 views

Trying to Partition My Macbook from mid 2009 running osx 10.5.8 to partition 10GB

Ive been trying to partition my hard drive for a very long time and the only time it will work is when i partition a 1 gb section i want a 10 gb section. My total hard drive space is 111.3 GB and i ...
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3answers
193 views

Partition problem after HDD to SSD swap

Recently decided to replace my nearly full 500GB HDD with a 1TB SSD to breathe some new life into my mid-2010 Macbook Pro. I used a toaster-style drive cloner (Dyconn Dubbler) to do a sector by sector ...
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0answers
126 views

Macbook Pro OS X 10.9 Partition problem

So I bought a MacBook Pro mid-2009 with Mavericks installed (post-leasing) and this is my first MacBook. The HD was partitioned in three partitions C, D, E - I didn't want that, so I read a little, ...
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1answer
44 views

Hard drive renamed after restart, apps can't see it

I shutdown my computer when I left work and when I got home turned it back on. When it booted back up the second drive (in the dvd drive bay) had a strange name like A[]\tr/sj or something like that. ...
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1answer
121 views

What SSD models and brands can I get for my Late 2012 MBP (MacBookPro9.1) that Yosemite supports?

I've read that only the OWC one supports this but then again some people claim it's bogus. So I was wondering what SSD brand and models I can get to upgrade my Late 2012 MBP that when I upgrade to ...