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

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3
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5answers
31k views

How to restore Mac OS X on a new hard-drive?

I am going to upgrade my MacBook Pro hard-drive, but before doing so I'm trying to figure out how to restore OS X on it. My DVD drive doesn't work so I cannot re-install from the DVD. I have a recent ...
0
votes
1answer
108 views

MacBook currently has quiet SSD, will adding extra HDD cause constant noise?

My MacBook Pro has an SSD drive that runs silent, which is really great. I am considering removing the SuperDrive, moving the SSD to the optical bay, and adding a 7200-RPM regular HDD in the main ...
2
votes
2answers
549 views

Time Machine - multiple backup destinations for a “separate weekly”

I have a client that I'm setting up Time Machine to backup his Macbook Pro. He's running OSX Mountain Lion, but soon to upgrade to Mavericks. It has been backing up using Time Machine and an ...
3
votes
1answer
6k views

How to fix “Error: -5341: MediaKit reports partition (map) too small” after upgrading to a larger hard disk?

I recently bought a new SSD drive, as my stored data amounts outgrew the old one a little bit. After copying all data using dd if=/dev/disk0 of=/dev/disk1, I want to enlarge my system partition, but ...
0
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1answer
38 views

Removing OSX without deleting media files

I have two drives on my Mac, Macintosh HDD (Mountain Lion) and Macintosh SSD (Mavericks). I recently installed Mavericks on Macintosh SSD. I still have Mountain Lion installed on Macintosh HDD along ...
6
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1answer
4k views

Can't restore to backups after removing disk in Time Machine

I've been using a WD 2TB HD for the last two months to handle my Time Machine backups for my Macbook Air. Yesterday, I wanted to set it up to handle backups through the network. In the Time Machine ...
1
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0answers
41 views

Can I restore my Time Machine copy from a restored external disk partition?

My external hard drive didn't recognize one of the partitions so I had to bring it to the support guys in order to restore the files if possible. They gave me back the hard disk with some of those ...
1
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1answer
3k views

Partition corruption, still can see files in single user mode, would like to retrieve files

The problem started after forcing the mac to shutdown. Since then, when trying to boot, it stays stuck at the grey apple with spinning wheel. I've tried a few generic things to be able to access my ...
0
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2answers
47 views

Deleting files requires password and doesn't increase free space [duplicate]

I've been using my Mac for around 2 years, and 3 years overall with uni. I keep deleting files. When I do this, it comes up asking me to confirm my password that would normally come up after logging ...
2
votes
2answers
181 views

Discrepancy between availble space and capacity on external HD

Disk Utility report (Consistent with Finder) Mount Point : /Volumes/partition2 Format : Mac OS Extended (Journaled) Owners Enabled : No ** Number of Folders : 10 Capacity : 1.9 TB ...
1
vote
1answer
168 views

escape the target mode

I tried to install Windows on my Mac Pro but it failed because my disk needed to be repaired; it was suggested that I hold cmd + r during a restart. I tried that but when it restarted I was showed a ...
2
votes
1answer
102 views

Will heavy duty testing and development cause my MB Air's SSD to crash soon? How to prevent it?

I just recently bought a MacBook Air 2013 (i7 with 8GB RAM and 128GB SSD drive). I am a programmer, and my daily jobs would involve a lot of testing on that machine, including setting up databases, ...
0
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2answers
207 views

TimeMachine inconsistant with backed up data. How do I access earlier data from the backup - they ARE there, Time Machine just doesn't show them

This is a bit difficult,. I will try to explain in detail, please excuse if it get's a little long. Outlook 2011 crashed, and I was advised to reinstall. That was a mistake, all my local folders in ...
0
votes
0answers
175 views

Reduce impact of Disk IO on performance

I've never found that OS X has been exemplary at handling responsiveness under Disk IO, but Mavericks has made it so bad that I've been barely able to use my machine whenever a backup kicks in. ...
1
vote
2answers
681 views

Time Machine is Frozen

I am running Mac 10.8.5 on a 2008 MacBook Pro, I have my time machine save to an external hard drive. Recently I have been unable to back up my machine because it gets hung up on 'Preparing Back Up' I ...
1
vote
1answer
574 views

Resizing without DESTROYING the second partition of a disk

I have a disk that was partitioned in two. The first partition was 1.8TB and is called TIME MACHINE. The second one was 1.2 TB and I call it TOSHIBA 1.2TB. I would like to reduce the first partition ...
2
votes
0answers
64 views

how do I transfer my iOS developer profile to another computer because of hardware failure?

Is it possible to transfer my iOS developer profile to another computer if my hardware failed but the hard disk is ok?
2
votes
1answer
206 views

Should I use raid 0 with my optibay drive?

I installed a 120gb SSD today. My optibay currently holds my MBP stock drive (5400 RPM HD 320GB). Since they have different memory sizes, should I put them in raid 0? The only reason why I want raid 0 ...
1
vote
1answer
5k views

Macintosh HD not showing up on disc utility

I am trying to do a clean install on my Macbook Pro 13" from 2011. Here is what I did so far: 1) Booted up on my USB Stick with Mountain Lion Installer mounted on it 2) Opened up Disc Utility and ...
1
vote
1answer
164 views

Could two WD Passport Ultra 1TB drives be used in the OWC Mercury Elite Pro Dual mini enclosure as RAID 1?

I'm thinking of buying one more WD Passport Ultra 1TB (I have one already) so that in the near future I could disassemble the two Passports and install the 1TB drives into the OWC Mercury Elite Pro ...
3
votes
0answers
363 views

Disable USB Write Caching by default

Is it possible to change OS X's USB filesystem mount behaviour to use the noasync flag to disable write caching? The aim here is to allow USB devices to be safely removed without eject or hdiutil ...
1
vote
1answer
555 views

Two systems and SSD lifetime increase

I bought a Late 2013 iMac with new generation PCIe Samsung XP941 M.2 based SSD 256Gb. Really powerful SSD. But of course, I was scared about SSD rewrite cycles and wanted to check it because I want to ...
0
votes
0answers
95 views

Splitting user and system across multiple volumes

I'm migrating from a large HDD (1.25TB DIY Fusion Drive) to a pair of SSDs (256GB + 1TB). I want the 256GB one to mount as /, and the 1TB one to mount as /Users. In previous versions of OSX, you could ...
5
votes
2answers
528 views

Unable to format pendrive, diskutil error

When I insert my USB Pendrive in my iMac i see this message: I tried to format it both with DiskUtility and with diskutil command in terminal but I get this error: iMac:~ User$ diskutil eraseVolume ...
7
votes
2answers
601 views

How can I copy data from an external HDD that is about to fail?

I have an external HDD that is about to fail. I want to copy as much as I can to a new external HDD before it completely dies. I've been able to start copying files for a few minutes before the drive ...
3
votes
1answer
10k views

Can I boot Mac from an external hard drive (internal hard drive+hard drive closure)

Model: Macbook Pro 2010 mid OS: OS X 10.9 Hard Drive: WD5000BPKT 500GB For some reason I need to change my perfectly working internal bootable drive to external bootable drive. I took out my ...
0
votes
1answer
533 views

Using an External HDD as a bootable Windows Disk

I want to use my external HDD as a bootable USB drive so I can install Windows 7 via bootcamp but I am having trouble getting bootcamp to just use one partition of the drive. When I get to the stage ...
2
votes
3answers
6k views

Why doesn't my Mac Pro see my new 4TB SATA drive?

I purchased a Seagate ST4000DX001 4TB SATA Hybrid Drive (SSHD) and installed it into my Mac Pro (six core 3.33 GHZ MacPro5,1) in one of the internal SATA drive bays. However, the system didn't see it ...
0
votes
1answer
35 views

Boot to SATA drive in other computer?

I have a MacBook Pro that does not seem to be booting. If I were to take the hard drive and put it in another computer an select that in the BIOS, would it boot (if the hardware between the two ...
1
vote
0answers
102 views

How to sync 2 hard drives without being connected to them at the same time?

Set-up: 1 external hard drive at work 1 external hard drive at home Macbook that travels between work and home Hard drive contains iTunes Music Library that I like to have synced between home and ...
3
votes
2answers
349 views

How to comprehensively benchmark SSDs on OS X?

I want to benchmark my SSD under different circumstances. Connected through USB3, Thunderbolt and internally (S-ATA). Unfortunately I can only find benchmarks which concentrate on measuring read and ...
1
vote
1answer
582 views

Get the UUID from a mostly dead hard drive?

I have a mostly dead internal hard drive in my '07 iMac. I've switched the machine over to an external FW800 drive but every now and then, on reboot, the mostly dead internal drive will mount on boot ...
3
votes
1answer
3k views

backing up an OSX image to an NTFS drive?

I would like to make an image of my entire OSX install, so that I may restore to it if necessary. I'd LOVE to have incremental backups, so bonus points if anyone can figure out how I can do this! ...
0
votes
0answers
979 views

How do I get my iPad to show up under DEVICES in iTunes 11.1.3?

I've been having problems seeing my iPad (and my iPhone, haven't tried my iPod) under the DEVICES section on the left (where the STORE, GENIUS, PLAYLISTS, LIBRARY are located) in iTunes 11.1.3. It ...
0
votes
1answer
124 views

USB drives connected to hub disppearing

I've got four external USB drives connected to a 7 port powered dlink hub. All of them are externally powered, save for one of them. The hub is connected to a late 2012 Mac Mini. If I connect the ...
3
votes
1answer
235 views

Backup external hard drive to the cloud via Time Capsule

I'd like to move my photo directory to an external hard drive, but still have that hard drive backed up both locally and to the cloud. This wouldn't be a problem if I was using a desktop machine of ...
2
votes
1answer
2k views

Fresh Install OSX on new hard drive without the .dmg (iso) file

Today is the day my hard drive failed. My issue now is to install OSX (Mavericks) I have purchased to the new HDD. I have neither a DVD installer nor an iso file nor another Mac Device (but I could ...
0
votes
0answers
258 views

Can't encrypt external hard drive

I'm trying to encrypt an external drive of mine using Apple's built in drive encryption tool into OS X through Finder. The drive is formatted as Mac OS Extended(Journaled) and I'm plugging the drive ...
1
vote
1answer
2k views

Disk Utility not opening in Mavericks

I had used a Seagate external HD as Time Machine back up for a year or so. Since I got a gift of a better EHD now I wanted to erase all data in the old EHD. I thought a simple Format through Disk ...
1
vote
1answer
1k views

Cant copy because file is too large for format

I too was getting the error that I could not copy some files as there were over 4 GB. I was attempting to transfer .avi files.I reformatted the the thumb drive to Mac OS Extended(journaled) however ...
4
votes
1answer
568 views

Migration Tool VS CCC

I have a 2010 Mac Pro. Still running Snow Leo, as there are still quite a few programs that are PPC and I'm not prepared to update all of them. My current boot drive is 1.5TB and I'd like to swap it ...
0
votes
1answer
70 views

Filesystem not showing correct size

I installed a new HDD and transferred my old data to it by using dd on my old HDD and then dd again to the new HDD. However, when booting from the new HDD, it does not recognize the new, larger disk ...
0
votes
0answers
521 views

Unable to create new partition with Disk Utility on external drive

I'm trying to create space on an external drive to clone my mac as a bootable volume with CCC. With Disk Utility I cannot modify it for some reason (probably because the same disk is used with Time ...
1
vote
0answers
2k views

How to make bigger Macintosh HD partition

I installed OS X Mavericks Server as a virtual machine to ESX. I'm doing some testing and now I need more space. Macintosh HD partition is 50 GB and I have expand it to 100 GB total in ESX but I need ...
1
vote
0answers
446 views

My Lacie 'Rugged' external hard-drive no longer mounts

My Lacie 'rugged' 1TB external hard-drive has stopped working. I have always been sceptical about the USB connector cable, and more specifically where it joins the hard-drive. It just seems poorly ...
0
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0answers
52 views

Used iMac with lion installed, no discs. Do I upgrade to Mountain Lion? Rename HD?

Just bought a used iMac (mid 2011) with Lion installed on it. I do not have the install disc so I am wondering if I should upgrade to mountain lion or continue as is and hope I never need the system ...
3
votes
2answers
526 views

Make SCSI Appear as Internal Hard Drive

I have the HighPoint RocketRAID 2720SGL Raid card running on my Mac and it shows as an external drive. I would like to make it appear as an internal drive. Is this possible? From: To: Here ...
1
vote
2answers
6k views

How to Erase Hard Drive Mac System (this partition can't be modified/unmount)?

I want to erase a disk (Mac system) to resize OS X Mountain Lion to the max volume but I couldn't resize it nor unmount the other disk.
1
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0answers
386 views

Why is Intel 520 SSD slow in my Mac Pro?

I have a 2010 Mac Pro running OS 10.9 on an Intel 520 SSD. I've noticed read/write times are much slower than Intel claims. Is there anything I can do about this? Intel's claim: Sustained sequential ...
2
votes
1answer
8k views

Install Mavericks from usb drive on new HDD

I replaced my old HDD with a new one. Also I created a bootable usb flash (8GB Toshiba) with Mavericks using DiskMaker X. I restared Mac and pressed Option key, but I see no option to boot from. I ...