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

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Backing up Macintosh HD via Disk Utility (error -5344)

I am trying to backup the Macintosh HD, to my external hard drive via disk utility. I created a blank image and tried to restored my MacintoshHD to that image, but the error pops up, "Restore Failure: ...
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Boot stuck at Prohibitory screen

I'm using Macbook Pro 2012 running Mac OS X 10.10.3 and earlier today, I was trying to install Linux on a USB drive through Terminal. I first converted the format with this: hdiutil convert -format ...
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Want to copy whole data disk to ~/Backup/ and then eject, but having trouble finding the disk

I'm trying to write a script that searches for a disk in the external drive, if present have it rip the disk into a folder with the disks name and then eject, then continue searching for that disk. ...
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8 views

Upgrading Mac HD to OWC SSD for a MBP i5 Mid 2012 9,2 . Is Time Machine enough?

The SSD is yet to be delivered but I have already created a bootable USB install of OS X (yosemite) and have done a time machine back up. The question that is haunting me is - Do I need the ...
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23 views

Hard Drive Change SSD - Macbook Pro

My Macbook was slow, and then i've want to make it faster, it is a Macbook Pro from 2011 or 2012, can't remember it. I bought a Samsung SSD 850 EVO. Firstly what i did, was to take out the old ...
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16 views

kernel_task filling up disk

Something weird just happened. I got a warning that my disk was running out of space. I knew that it had like 15GB free before and wondered where all the free space went. I checked Activity Monitor ...
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1answer
15 views

Replaced OWC Mercury Accelsior E2 that I am using as a start up disk and it keeps disappearing

OWC replaced my Mercury Accelsior E2 because it stopped being recognized on my computer. They said the old one checked out ok even though I did their tests at home before I sent it in. When trying to ...
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1answer
11 views

Repartition 2 back to 1 [on hold]

I have a mac drive in 2 partitions. Top half is non boot-able. Bottom half is the boot-able half. Is it possible to repartition the drive into one boot drive without destroying the Boot half?
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18 views

Seagate expansion drive 2TB not recognized on windows after mac

After i connected my seagate expansion drive to my macbook air, it opened normally as far as i remember But now if i'm connecting it on windows 7, it shows that driver installation and the option ...
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31 views

My 2011 Macbook Pro won't start - folder with blinking '?'

My Mac will not start up. I went to recovery mode and made a backup of everything on an external drive. Now the Mac only starts up from the external drive. I have OS X 10.10, Yosemite. I tried to ...
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21 views

Logical Volume Group “Available Space”

Can anyone help explain why there is 17gb worth of free space on my LVG I can't seem to do anything with this space. Is there anyway to fix this? I have already reformatted the disk then cloned the ...
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Airport Extreme: Macbooks cannot connect to disk drive over wifi; LAN iMac can

Just bought an Airport Extreme. Connected a LaCie 2To hddrive (usb 2). I have set up the drive without issue and can indeed see it in the Finder and browse through the files via my iMac (which ...
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macbook air 2011 13 inch is still freezing after motherboard change after 3 changes the motherboard is fried

so my macbook air 2011 was freezing and one time i open it and it wont open and would stay on the grey screen no apple logo and the keyboard i take it to be fixed and i change the motherboard but ...
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1answer
68 views

Accidentally used dd on my main OSX drive

I've made a bit of a balls up... When attempting to create a bootable Ubuntu usb drive I accidentally ran dd on my main system drive :( sudo dd if=/path/to/image.img of=/dev/rdisk1 bs=1m I ...
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38 views

Disk Utility Weirdness: Macintosh HD Cannot Be Repaired But Then Has No Problems?

Earlier today, I decided to clean up my hard drive of extraneous files and other materials that might be taking up space. After doing some looking around, I found an application, OnyX, that was ...
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25 views

AppleScript for Dropbox on External HD

Disclaimer: I don't know much AppleScript, but I am a bit of a programmer, so you can go a little technical on me. I am looking for a solution to the issue of putting Dropbox on an external HD. ...
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3answers
52 views

How can I find out what is taking up space on my hard drive? [duplicate]

I have a tiny hard drive - 128 GB. I am not that technical. I see that other files under storage is taking up say 40 GB of space. My boyfriend got me a WD NAS hard drive and I was able to move my ...
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1answer
41 views

Mac OS is reporting bad free space

I have a MacBook Pro since 2014 and I haven't had any problem in these months. But today I realized that the free space info that gives Mac is wrong. I add two captures, one from the hard disk info, ...
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37 views

MacBook Pro HDD won't show in Windows

I've got to send my MBP in for the infamous GPU problem (2011-2013 models) and I would like to back up or at least gain access to my HDD to save some important-ish files. I've hooked the drive up to ...
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1answer
53 views

No NTFS Access Using Paragon and Tuxera in Yosemite

I earlier used OSXFuse/NTFS-3G method to access my Bootcamp Windows partition and my portable drive while using Mavericks. Recently when I upgraded to Yosemite I noticed that NTFS read/write access ...
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21 views

SSD partitioning fails internally, external OK

I bought a Samsung SSD 850 EVO 250GB for my MacBook Pro 13'' Early 2011, but am unable to install OS X to it. (Yosemite 10.10.3) When installing the SSD internally, OS X doesn't find the drive, and ...
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45 views

How much faster is an external SSD than external HDD if internal drive is SSD?

I'm running intensive animation software and am having speed issues. At the moment I'm just working from an internal SSD. How much faster should it run if I put the project files on an external HDD? ...
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14 views

Making a Damaged USB Writable for Drive Genius?

Apologies for being (sort of) a repost from Unable to be Repaired & Further Problems but I had some further questions and I was worried they wouldn't be answered. I followed Froggard's advice and ...
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24 views

Unable to be Repaired & Further Problems

I'll start off with some information about my USB. I use a SeaGate external hard drive USB with 1 TB. About ~250 gb of it is partitioned and formatted to create a Time-Machine compatible partition. ...
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38 views

Split Macintosh HD into 3

At the moment I have 1 250GB partition on my mac (Macintosh HD). What I want to do is split my hard drive into 3 partitions. This is because I want to dual boot with Windows 8.1 and make a reserve ...
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27 views

Where is Rsync's default temp directory?

I'm using rsync to backup files to an external hard drive; my boot disk is pretty full. Rsync keeps failing due to not enough disk space to build the temporary file list, and unfortunately doesn't ...
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23 views

Yesterday I had 6.5GB free; today I have 4.3GB; what happened?

I have a 256GB SSD in my 5,5 MacBook Pro running OSX 10.10.1. It's mostly filled up, mostly with music. When I get close enough to "full" I usually delete the less-important stuff to free up a good ...
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9 views

How to find my Office for Mac key within the program? [duplicate]

I just removed my CD Optical drive from my Macbook Pro 2009 and replaced it with an SSD. I cloned my original drive using disk utility and now boot to the SSD. Everything transfered well except for ...
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1answer
14 views

SATA3 in a 2007 MacBook Pro?

I have an aging 15" MacBook Pro from 2007: Model ID: MacBookPro3,1 Model No.: A1226 In an attempt to squeeze a bit more life out of it, I've replaced the battery, upped the RAM, and I'm about to ...
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1answer
23 views

Disk Utility works forever at trying to repair partitions

My computer froze yesterday while I was using a browser. I restarted and never got past a plain white screen. Finally was able to boot from a different drive and ran disk utility on my main boot drive ...
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47 views

Can I keep 1 specific backup on an external hard drive as it fills up and deletes older backups? [duplicate]

I've just moved 262GB of photos to a new external hard drive (1 TB), freeing up my MacBook Pro, 1 year old, which was dangerously low on space. I first backed them up on an existing external hard ...
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35 views

ExFAT partition on External HDD not showing up on Bootcamp Windows 7

So I partitioned one of my external HDD's for my bootcamp windows, just so I could install some Windows files without having to resize my partition by erasing it and reinstalling. Using disk utility ...
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MacBook dual drive is killing hard disks

Towards the end of last year I decided to remove the CD drive on my late-2007 MacBook and replace it with a 2nd hard drive (using an aftermarket 'caddy'). Several months in, my 1 TB WD Blue (2nd) ...
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1answer
35 views

OS X 10.5.8 - can I upgrade the OS?

I have an iMac from 2007-2009 and I want to upgrade the software to improve performance. It's running Mac OS X 10.5.8 on an Intel Core 2 Duo processor (2.66 GHz). It displays 4 GB of memory and 451.6 ...
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8 views

Files damaged when transferred from external HD

I have backed up my zipped , docs , excels and text files on my external HD , this external HD formatted with mac journaled and encrypted. Some time I work with these files yesterday I transferred ...
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Seagate SSD doesn't work on MBP mid 2012

I have a MPB Mid 2012 and I bought a Seagate SSD ST1000LM014 http://www.amazon.com/Seagate-Lapto...34057423&sr=8-1&keywords=seagate+sshd+1tb+2.5 My mac doesn't format the disk if it's connect ...
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19 views

Don't have Time Machine back up a file again if a Tag is added to it

If I have a large file, let's say a 1 GB ISO file, and I add a tag to it through the Finder, so that there's a blue circle next to the filename now, then Time Machine will consider that the file has ...
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15 views

Eject button in Finder does not work

Every now and then (it seems to me especially after TM backups, but that is about the only reason I plug them in), I am unable to eject and external hard drive by clicking the eject button in Finder ...
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23 views

Cannot make a drive show up on my Desktop

I have a G-RAID running Mavericks. I've got this problem where the G-RAID doesn't show up on the Desktop or in the sidebar of Finder while all other hard drives do show up in these places. When I run ...
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2answers
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copying data from a removed mac book pro hard drive to another working mac book pro.

My partners daughter has frazzed her mac book pro due to water damage and has been told that the data can be recovered for £?????. I can remove the hard drive myself and my partner has a mac book pro ...
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Cannot reclaim partition as free space

I'm trying to reclaim some free space for my main SSD but I'm having problem, the disk utility won't let me expand. Btw I checked for core storage and it said there wasn't any. I can't use ...
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1answer
13 views

SATA cable problem?

I have a MacBook Pro 8,2 (15 inch, early 2011) running Yosemite (with encryption enabled). I have a strange problem that seems to relate to my boot drive (Samsung 840 Pro SSD). The system runs great ...
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31 views

Is there a disk space analyzer that lets you save the disk image?

I've seen there are a number of different applications for OSX that lets you visualize disk space and browse the category tree as an index - JDiskReport, DaisyDisk, Disk Inventory X, etc. I would like ...
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24 views

Time Machine drive doesn't mount; exit code 8

My Time Machine backup disk is borked. Normally, I'd just reformat and re-run the backup, but that disk also has a folder of pictures separate from the Time Machine files that I need to recover. The ...
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317 views

Ipod classic was corrupted, so erased everything off it using disk utility

So my ipod classic was corrupted, and i read somewhere that you could use disk utility to erase everything off it (i read somewhere that this was nessesary). My computer now does not register it as an ...
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48 views

Can I get bootcamp to use existing free space on physical disk?

When I installed my Macbook Pro, I had a 1Tb drive. When I formatted and partitioned the drive, I assigned 800Gb for OSX and left 200Gb free. I intended the free 200Gb to hold a Windows installation ...
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32 views

recovering erased hard drive with Testdisk

Recently I have accidently erased my harddrive with all my old mac files on it, and I have been trying desperatley to get it back. I have tried EaseUS recovery program and it has found my files ...
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1answer
90 views

Restoring Fusion Drive after error on partition erase

I think I'm lost and need some help with my Fusion Drive. I have new iMac Retina 5k with 3TB Fusion Drive and preinstalled Yosemite. Things I did so far: I was working on my iMac and had ...
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95 views

Accidentally used dd on my system drive

As is wanted to write an image to usb stick, I accidentally used my system drive (macintosh hd) as target. Command used: sudo dd if=/dev/zero of=/dev/rdisk1 bs=1024 count=1 Where disk1 was ...
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Are repeated FileVault-related harddrive problems a signal that I have greater hard drive problems?

I found a great answer in the forums for an incorrect block count/invalid free block count problem that Disk Utility diagnosed when logged in but couldn't see in Recovery HD mode. Turning off ...