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

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MacBook Late 2008 SSD Upgrade

I have the late 2008 edition of the unibody MacBook. It has a built-in HDD which became unbelievably slow. The other tech-specs are: Now, since its not too bad regarding the processor and the ...
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2answers
59 views

Is there a limit on how much hard drive space a computer can handle?

I'm thinking of getting a new SSHD for my early 2011 13" MBP, and if I do, I had the idea to give my 500GB HDD to my friend who has a 2007 MacBook (white polycarbonate). He seems to think that his ...
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44 views

iPod classic hard drive upgrade

I was reading online that you can replace an iPod classic hard drive, my question is how do you manage to duplicate the iPod OS onto the new hard drive? How do you mount the iPod classic hard drive ...
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1answer
39 views

Target disk Macbook Pro HD not showing on Host Macbook Pro

I'm trying to recover some data such as movies, pictures, etc from my brother's macbook pro before he takes it in for a depot repair. Anyway, like i've been told, I boot his macbook into target disk ...
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33 views

Does a bootable OS X drive need more free space than the installer?

I made an 8GB partition on my HD to serve as a bootable OS X Yosemite drive, but it seems to still have 2.63GB free after the bootable drive-making procedure. Does the bootable drive need that space ...
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59 views

Partition on External Hard Drive not showing in Finder

My external hard drive is partitioned into three parts - but somehow I made one of the parts go away/stop showing up in the Finder. I ran a set of recommended commands in terminal, and this is what I ...
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253 views

MBP with Serial ATA hard drive vs PCIe-based flash storage

I am not sure how much logical my question is but I am planing to purchase MBP for the first time and looking at the options I have in place, I am all confused. I am looking at these 2 options ...
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32 views

2nd SSD as main boot disk, what do I do with old filesystem?

Hello StackExchange! After a couple years of using my macbook pro, performance has deteriorated with each update to OSX. I've tried a few things to improve it, and with no results, I decided to get a ...
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18 views

Brand new 15in retina

I bought the mac then hooked up Time Machine and started restore to Mac HD. All was fine until the end when the backup from on 6 minutes to go for a couple of hours. No progress at all. So after ...
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14 views

jet-drive expansion card full with duplicate files like startup disks, how to prevent?

MBP retina 2014 Mid yr 13" w/ Yosemite , Start up disks were saying they were full within one week so I bought jet-drive expansion card and it keeps filling up with duplicate files just like Mac does, ...
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112 views

MacBook Pro won’t boot up after putting the bottom case screws back in place

I'm kind new in this world of Apple, and I have an Intel-based Mac that suddenly had the hard drive fail. So I make a Mac OS X USB flash drive, and realize that the old hard drive died since “Disk ...
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105 views

Time Machine backup external disk not mounting anymore

I just installed Security Update 2015-002 (Version 1.0) on my MacBook. The latter has a 1.0TB internal hard drive, backed up onto a 2.0TB external USB2.0 3.5 inches hard drive. However, after ...
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132 views

HFS+ invalid number of allocation blocks

Okay so a few days ago I wanted to install Ubuntu GNOME over regular Ubuntu and it gave me the option to automatically overwrite my Ubuntu installation (that I had on a separate partition from my OS X ...
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2answers
437 views

Third party SSD optimization Yosemite

Unaware of the current issues with Third-Party SSD support on Yosemite I went ahead and bought a 128 GB Crucial MX100 SSD. I hear a lot of problems about enabling Trim on Yosemite etc. I recently ...
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1answer
51 views

My internal “Machintosh HD” is not detected by my MacBook Air

I was trying to clean install OS X (from http://www.ibtimes.co.uk/how-clean-install-os-x-yosemite-via-bootable-usb-flash-drive-1470625). I made the bootable disk, booted from it, and tried ...
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6answers
78 views

Upgrade RAM or switch to SSD? [closed]

I have a 2010 MacBook Pro (2.4Ghz) with 4GB of RAM (2x2) and a 250GB hard drive that's about 85% full. It's been running pretty sluggishly lately even for basic tasks. It is 5 years old, but a new ...
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1answer
118 views

Problems with target disk mode, HD does not show in Finder/Desktop (only in Disk Utility)

I have a MacBook Pro which goes straight to Disk Utility when I try to start it (it totally froze and I forced it off and on). And no luck in repairing the hard disk (Disk Utility can't repair…) I am ...
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1answer
45 views

Permanently disable time machine prompting for external disks

Is it possible to disable time machine prompting when inserting external disks? I use an appliance with SATA disks that regularly formats the disks. Whenever I plug such a disk in I get prompted ...
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3answers
281 views

Mac OS X doesn't recognize hard disk

I replaced my CD drive with a Western Digital 750GB hard drive using the iFixit guide. My Mac for some reason throws error on any interaction with the hard drive, for example on disk utility when I ...
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3answers
218 views

How to recover data from MacBook which won't startup properly?

My 2012 MacBook Pro running OS X 10.7 Lion would not start up properly (it has the doomed flashing white question mark on a grey folder). I have tried the following: couldn't access Safe Mode; holding ...
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1answer
46 views

Is my Macbook too old to edit videos?

I got my Macbook Pro 15" around 2011 to edit videos for my film school. I carried my MacBook around with me using Final Cut Pro 7 with no problem for around 2 years. I stopped editing videos after I ...
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1answer
21 views

How to rename disk indentifier?

I created 5 partitions on my portable-drive via DiskUtility. $ diskutil list disk2 /dev/disk2 #: TYPE NAME SIZE IDENTIFIER 0: ...
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26 views

BBoD even after fresh install to new HDD

Got a bit of a weird issue which is driving me nuts, i have a Mac Pro tower which was purchased around 2010, it has been in storage for the past 2 years. Anyway I recently hooked it all up and found ...
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1answer
111 views

Is undoing Yosemite's CoreStorage conversion dangerous?

I tried to make an 8 GB partition on my hard drive so I could make it into a bootable drive, like Recovery HD but without the need to redownload the OS, but for some reason Disk Utility wouldn't let ...
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1answer
40 views

Remove partition and restore the space without erasing

Time ago I split the hard drive (500gb) in two partitions (250 each), now I don't need them anymore, so I have first erased successfully one partition and now I have still the second one (Mac HD 2) ...
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2answers
113 views

Is my hard drive already dying?

Although everything is working fine with my Macbook Air from Mid-2013, I have a few errors that bother me. Here they are: Onyx says this: The SMART status was not verified because it is not ...
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78 views

Flashing folder icon appeared once after changing Macbook hard drive

About 2 weeks ago, I updated my late 2011 Macbook Pro hard drive to a Crucial MX100 solid state drive. The drive installation and data migration went fine with no issues, but today I found the ...
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2answers
257 views

Stop sign at boot - new SSD

I've got a mid 2012 MBP 13" in which I inserted a brand new MX100 in the place of the old HDD. I've put the old HDD in a case in the superdrive place and tried to install 10.10 but the install failed. ...
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59 views

Replace Recovery HD with a “bootable drive” formatted partition?

A while ago, I had the idea to use the bootable Mac OS X USB drive-making procedure on a hard drive partition, so that I could basically have a version of the “Recovery HD” that doesn’t need to ...
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1answer
159 views

How to write fstab rules for an NTFS volume if the volume has no LABEL or UUID?

Basically, I was following this tutorial to enable writing to an NTFS Volume (which works when the Volume has a LABEL or UUID). I have an external USB drive with an NTFS volume that doesn't seem to ...
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29 views

Is enabling rw in /etc/fstab for an NTFS volume risky?

I've followed this tutorial: http://computers.tutsplus.com/tutorials/quick-tip-how-to-write-to-ntfs-drives-in-os-x-mavericks--cms-21434 I'm not familiar with Mac OS X's NTFS support, having used ...
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171 views

Mac terminal stop hard drive from spinning

Can I stop hard disk drives from spinning using Terminal? The reason why I want to know is because I have my Mac to backup at midnight however I do not want my HDD to be spinning all the time. I ...
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794 views

MacBook Pro upgrade to SSD migrating OSX and Bootcamp partitions

I wasn't able to find the info I needed here or on Apple's own forums or via Google, so here goes. I have a MacBook Pro 15" early 2011 model with a 500 GB internal hard disk drive (non-SSD). ...
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1k views

Error / Hang Installing Yosemite and Mavericks on Mac Pro SSD

Having had a hard drive failure, I'm attempting a clean install of Yosemite on a 2010 Mac Pro, with a brand new 120GB OWC SSD. I've tried using a Yosemite boot disk, using both an external hard drive ...
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Is there a way to manually repair a CoreStorage volume?

I was playing around with CoreStorage on a test disk and used the undocumented commands cs addDisk and cs removeDisk. The addDisk command worked just fine and was able to expand a logical volume ...
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195 views

Why is cp command 4 times slower than copying in Finder in OS X 10.6?

I accidentally stumbled upon this issue: Copying a 119 MB zip file took 4 times longer in Terminal (cp) than in Finder! I copied a file of 119 MB size in Terminal with time cp file.zip file2.zip ...
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29 views

Delete Xcode shared folder

Can I delete the Developer > Xcode > Shared folder? I want to clear out space and noticed that it takes up 2 gigs of data. Is it safe to delete? I use Xcode often.
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What takes so much space in my external disk?

My external disk (LaCie) is full! When I look at the individual folders within my disk, I see that only little space is occupied by visible documents. So I displayed the hidden files and found small ...
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Internal HDD works with pc but not mac. MBP

I had bootcamped win 7 on my mac a while back until one fateful night I was hit with a bluescreen. When I attempted to restart I received a no drive recognized error. Since then I have done everything ...
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28 views

Dying iMac drive, emergency repair assistance

I have a older 27" iMac ( 2011 ) and the hard drive is on its way out in a serious manner, ( smart status failing, io error every few seconds in much kernel log , speed of io is the worst I have ever ...
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1answer
55 views

GPT looks valid. Diskutil sees empty disk

External 3 TB disk. Stopped working after a power bump. GPT reports as follows: bash-3.2# gpt show /dev/disk6 start size index contents 0 1 PMBR ...
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30 views

Motu 828 firewire with Maverick

I've upgraded to 10.9 and now my motu 828 firewire is not being recognized. What can I do to not loose my interface?
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1answer
135 views

Dual hard drive setup in early 2011 MacBook Pro 17" (replacing optical drive with HDD)

I have an early-2011 MacBook Pro running OS X 10.10.2 (also Windows 7 Professional on a Boot Camp partition), and recently upgraded my hard drive to a 500GB SSD (Crucial MX100). The speed is amazing, ...
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3answers
2k views

How do I get an operating system onto a new hard drive?

I will be installing a new 500GB hard drive in my macbook. It is a late 2008, aluminum, 13-inch screen. Once I install it, how do I get an operating system that's 10.7 or newer (downloaded from the ...
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2answers
538 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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Flashing question mark, low hard drive space

When I booted my Mac last night I got a flashing folder against a gray background. The computer started fine this morning, but when I closed the lid and opened it up again I had to reboot, and now ...
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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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295 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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103 views

I can't create a second partition in Mac

When I go to my disk utility, my main hard gives me results like this It's showing capacity 499gb but only remaining 10mb. Now please see the second image What's happening with my Mac?