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

learn more… | top users | synonyms (3)

5
votes
1answer
844 views

Can I Mount a Hard Drive in Mac Pro Tower as Read Only?

I'm trying to recover data from a failed external Fantom RAID Drive enclosure by plugging the drives into a Mac Pro tower, but I'm concerned that OS X might write to the disks and jeopardize the RAID ...
0
votes
0answers
78 views

Find mount points from network mounts in Disk Utility

I know lots of ways to find mount points for my mounted drives, both locally or on the network. This question is specifically about 'Disk Utility'. Disk Utility does a fine job of telling me info ...
0
votes
0answers
22 views

I need a background process which redirects a link based on whether or not an external hard drive is connected

Basically I have two iTunes libraries. One is my complete iTunes library which I store on my external hard drive. The other is a smaller version that I keep locally. I want to have a symbolic link ...
0
votes
0answers
460 views

Drive speeds … PCIe vs external thunderbolt SSD

I have a new 2014 MacBook Pro with 1TB internal PCIe SSD. Blackmagic Disk Speed Test is reporting read/write speeds of over 900MB/s. I am debating whether to swap this machine for a 512GB one (saving ...
0
votes
0answers
18 views

External drive in constant use the moment a track from it is added to iTunes

Adding tracks to my manually managed itunes library takes ages. I've noticed that the drive goes into a "constantly-in-use" mode (from the blinking led and spinning noise) the moment I drag a track ...
0
votes
0answers
141 views

Error -50 on a partitioned external hard drive

I bought a 4 TB Seagate Expansion external hard drive about a month ago. I intended to use 1 TB as a Time Machine partition and 3 TB for miscellaneous storage. When it arrived I went ahead and made ...
0
votes
0answers
66 views

“Use the purchases page to try again” error while installing mac on a raw harddrive

I want to install OSX Mavericks on a seagate internal raw hard drive. I downloaded "RecoveryDiskAssistant" and installed it on a USB drive. Before installing I made a partition for new harddisk, and I ...
0
votes
0answers
115 views

Warning “disk full” while more than 100 GB space free in disk utility

Why does the system warn me for "startup disk full" while "disk utility" shows there are still more than 100 GB space free? The warning is in the form of a pop-up dialog. Not sure how many ...
0
votes
0answers
48 views

Clone whole partitioning scheme to smaller disk

I have the following on my secondary disk. As I am not satisfied with it I would like to clone everything to the other one which is smaller unfortunately. /dev/disk2 #: TYPE ...
0
votes
0answers
85 views

How to fix permissions with Repair Disk Permissions?

I just installed Xcode 5.1 and the latest round of updates. I followed that with a Repair Disk Permissions. For some reason, Apple installs its software with broken permissions. I then ran Repair ...
0
votes
0answers
22 views

Another 2011 MBP display meltdown - how to copy internal HDD?

Last night while watching some videos and browsing the internet as usual on my 2011 MBP, the screen went to solid grey and hasn't come back since. I've been reading for hours about this issue and it ...
0
votes
0answers
159 views

External Hard Drive died – How do I recover those files from Time Machine?

My external hard drive, which I was backing up with Time Machine, finally died. I want to retrieve some of those files, but when I go into Time Machine I can't navigate to those files because Time ...
0
votes
0answers
91 views

Alignment error with external hard drive, Time Machine

While trying to backup via Time Machine, I am seeing the following errors in 'sudo dmesg' output: CODE SIGNING: cs_invalid_page(0x1000): p=8425[GoogleSoftwareUp] clearing CS_VALID USBMSC Identifier ...
0
votes
0answers
60 views

Replaced Ipod video hard drive and battery, now won't start. Did I accidentally kill the hard drive?

As I said in the title, I've been trying to revive an old 5th gen ipod video. I replaced the hard drive, screen, and battery. At first it wouldn't boot, only giving sad ipod error. Then out of ...
0
votes
0answers
83 views

Disk I/O error on a superdrive?

The hard disk of my late 2011 MacBook Pro 15" died and I replaced it with an SSD. I wanted to have more space, so I bought a 1 TB hard disk and put connected it instead the superdrive. The problem is ...
0
votes
0answers
49 views

Duplicate PERMISSION SCHEMES in “Get Info” window for HDs /in OSX -on new /newer Macs

I am running Mavericks (booted from external drive): from a super-fast solid-state HD (Thunderbolt v1 cabled); I reinstalled the 10.9.2 OSX a while ago - due to permissions rebuilds /other weirdness, ...
0
votes
0answers
83 views

Macbook often won't shutdown if external not manually unmounted first

If I don't have my external hard drive plugged in, or if I eject it first, the computer shuts down very fast thanks to my SSD. But if I don't eject it first, it either takes much longer to shut down ...
0
votes
0answers
28 views

Mid 2010 MBP 15" - Manually Upgraded MBP, what should be my next steps?

I've been reading up on what to do after manually upgrading my MBP, and answers vary per individual/profession. I replaced Optical Drive with an 120GB SSD, and made SSD into bootdrive, HD into ...
0
votes
0answers
40 views

Recovery of Deleted Partition That Has Been Partially Overwritten

I refer to How to recover a deleted/replaced HFS+ partition from external drive?, which provides an easy way to recover partitions that have been deleted but are still intact. I have a harddrive ...
0
votes
0answers
1k views

Reclaim unallocated disk space on macbook pro?

I had portioned my hard drive into two (mac and Windows). Later I portioned the primary (mac) into two but figure my Windows were not loading so I changed it back into one. The problem is there is ...
0
votes
0answers
56 views

Time Machine, Drive not available

My friend has a MacBook Pro. I've wanted to do some backup on an external drive (Lacie 1TB) with Time Machine. Now, since the backup is in the external HDD, I can not use the internal drive of the ...
0
votes
0answers
84 views

Throttle local file transfer speed in OS X

I have two high speed disks (250MBps) attached to my Mac Pro. For testing purposes, I want to copy files from one disk to another, with a defined speed limit, for example 100MBps. In other words, I ...
0
votes
0answers
203 views

Why does the diskutil shows I have two local hard drives?

I was trying to get my NTFS drive to work today and I discovered that the diskutil thinks I have two local hard drive. This phenomenon is not occurred on my Macbook Pro. Do anyone know why? Here is ...
0
votes
0answers
177 views

Migration issue - duplicate user account

I've got a situation that I don't know how to resolve. I've had a Mac setup and all worked fine. I've bought an SSD drive, installed Mavericks and used the migration assistant to move all the stuff ...
0
votes
0answers
59 views

iMac14,1 disc: 3Gb/s or 6Gb/s?

Does anyone have an iMac14,1 with the following disc? ST1000LM024 HN-M101MBB This is a 5400 RPM Sata-II interface drive. I am curious regarding it, as I went in to the Apple Store to see what the ...
0
votes
0answers
51 views

How to read apple HDD on linux without root privileges?

My question is very simple. I just want to read my Apple HDD on my linux computer without root privileges. My goal is only to read and copy some file from my home directory (in Documents). Currently ...
0
votes
0answers
92 views

Diagnose if corrupted volume is due to hardware problem

This morning when turning on a Mac laptop, it suddenly announced that an external backup disk (which was connected overnight) "can't be repaired". Disk Utility also says: Disk Utility can’t ...
0
votes
0answers
176 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. ...
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 ...
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
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 ...
0
votes
0answers
525 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 ...
0
votes
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 ...
0
votes
0answers
577 views

Is there a “windirstat”/“Disk Inventory X” type iOS app? (ie app for visualizing hard drive usage on iOS)

This is a pretty simple question. Assuming you know what WinDirStat &/or Disc Inventory X do, which is visualize the usage of your hard drive on a file-by-file basis, sized in proportion to the ...
0
votes
0answers
752 views

Upgrade Firmware on Samsung 840 when part of a Fusion Drive

I have successfully created a fusion drive using an 256GB Samsung 840 Pro and am loving it - but am experiencing (my first) system crashes (on my mac) ever since when I send my MBP to sleep. I read ...
0
votes
0answers
372 views

Macbook Air hard drive crashed, download Lion without paying again?

2 days ago my girlfriend's MacBook Air crashed (mid 2012, running OS 10.8), only showing the infamous "folder" icon. Usual stuff did not help, reboot pressing alt, cd, etc. We went to an Apple Store ...
0
votes
0answers
174 views

copied files from one drive to another showing incomplete progress bar

Copied files from one drive to another showing incomplete progress bar in mac. When recopying them it seems as they were complete.
0
votes
0answers
127 views

What is the limiting factor in /dev/zero speed?

I have installed 4 brand-new SATA hard drives in a mac pro. My OS is running on a fifth drive (SSD). I run this command pv /dev/zero -tpreb | sudo dd of=/dev/rdisk1 bs=512k for many hours to ...
0
votes
0answers
191 views

Is there a way to boot on iMac from usb using a different OS and access osx files to back them up

I am having issues starting up my iMac. I would like to know if i create a bootable usb with Ubuntu or any other OS, would i be able to boot with it and access the OSX drive? I able to do this in ...
0
votes
0answers
1k views

Dual partition a large drive for use by Mac and Windows

I have a 3TB USB3 drive that I want to use between my Mac and Windows laptops. A 1.5TB partition will be used for Time Machine and another 1.5TB partition will be used by Windows for file storage. ...
0
votes
0answers
471 views

How to select which disks are allowed to sleep?

There is an option "Put the hard disk(s) to sleep when possible" in Mac OS X's preferences: Is it possible to configure which disks Mac OS X can put into a sleepy state? For example, I want to ...
0
votes
0answers
181 views

Should the Sudden Motion Sensor be disabled with a hybrid hard drive?

I've read that it's ok to leave the SMS on with non-stock hard drives, but I've also seen that it can crash an SSD. I have a Momentus XT with 4GB of solid state memory and 500GB of spinning platters. ...
0
votes
0answers
2k views

Install Linux Mint on a dual-drive MacBook Pro with Windows and OS X

I have a Macbook Pro 13 mid-2012. It was shipped with a 500GB HDD, to which I added an additional SSD drive (128GB). After installing my SSD in a caddy, thus replacing the optical drive, I installed a ...
0
votes
0answers
424 views

External Harddrive is showing in System Information but not Disk Utility

My harddrive crashed last night and since then I have not been able to access it on my Macbook Pro. I've restarted both my computer and hardrive multiple times and I've experienced the same result. It ...
0
votes
0answers
103 views

ZEVO: anyone have access to a current road map?

I've recently installed ZEVO on my Mac Pro and I'm looking forward to what ZFS will provide with data integrity, pool management and drive handling. Wondering if there is a current road map?
0
votes
0answers
56 views

Is there a way to monitor the stack of execution in order to find the longest hangs?

Related to this unsolved mystery: apple.stackexchange.com/questions/62416/why-do-i-get-serious-execution-lag-on-clicks-application-switching-and-general I'm wondering if there's a way to see which ...
0
votes
0answers
236 views

Can hard drives have their own sleep settings?

Is there a tool that will allow me to set the sleep settings on a per-drive basis? I've recently done the optibay mod on my MBP so I have an HD+SSD setup and I'd like to be able to make the magnetic ...
0
votes
0answers
703 views

how do I create an ISO/CDR file from a hard disk?

Presently I am attempting to back up my whole computer's primary hard drive to an ISO file. When I attempt to do this using Disk Utility, I perform the following steps: Open disk utility and choose ...
0
votes
0answers
439 views

ISO 9660 on Lion. “No Mountable Filesystems”

I have a collection iso images that all mount on an imac running snow leopard but not on my 2011 MBP with Lion. They are formatted iso 9660, but I don't know at what level. When I mount them with ...
0
votes
0answers
314 views

Hard drive space disappearing after mounting external drive

I have recently purchased a WD Elements SE 1Tb external drive. I have set it up with dual partitions: FAT32 (primary) and HFS+ (secondary). I also have a Macbook Pro 13 running Snow Leopard 10.6.6. I ...