A storage device attached to a computer, but not enclosed within the computer's casing

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1answer
108 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 ...
2
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0answers
186 views

How do I (re)mount missing Firewire drives? Why do they vanish?

I have several Firewire drives that occasionally "go missing" even though they are connected to my Mac and powered on (the power light is illuminated). These drives do not appear in Disk Utility or ...
6
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2answers
353 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 ...
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1answer
56 views

Reanimate “dead tracks” in iTunes that are one external drive

I keep my 20k+ songs on an external drive because the of tiny drive in my MacBook Air. Unfortunately after i removed the drive, all my tracks in iTunes show the exclamation mark. Is there any way to ...
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0answers
34 views

How do I reformat an iomega HDD that does not mount on my mac?

I have a iOmega MiniMax 2T linked to my Time Capsule, it is workinkg fine, except for the fact that i no longer can mount it to my iMac directly. I need to reformat it, but cannot use Disk Utility. ...
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1answer
80 views

Migrate Mac to Mac with external iTunes & iPhoto

I've got an iMac with 2 external hard drives. One 1.5TB external hard drive for iTunes and iPhoto (750GB combined) and one 3TB external hard drive for Time Machine backups. I want to migrate ...
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0answers
203 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 ...
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0answers
254 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 ...
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3answers
934 views

Time Machine error creating the backup folder on a spacious hard drive

I have upgraded recently to Mavericks, and am setting up Time Machine on this system for the first time (it wasn't set up with the earlier OS, Mountain Lion.) Time Machine successfully backs up once ...
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2answers
148 views

Using an External HD for Time Machine and iTunes

My MacBook Air only has a 128Gb HD so I have a 500Gb external HD which I have my iTunes folder on (as I have over 200Gb of music and videos). But I would like to also use the external `hard drive for ...
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1answer
260 views

Automatically mounting an external Firewire drive after reboot, without login

I have an iMac that is running Mavericks with OS X Server. I have the Time Machine service set up on that machine, referring to a directory on an external drive that is connected via Firewire. Other ...
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2answers
287 views

The hunt is on, new Mac Pro 2013 and where do you move your old MP data?

I would say, the hunt is on. If your are like me, having a old Mac Pro, with 4x HDD (8 TB total) and your preparing for the new Mac Pro (yeah!). Then the question becomes: where do you move your old ...
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2answers
149 views

Does it make sense to buy a compatible Mac external disk?

What is the advantage of buying a compatible Mac external disk? Using Tuxera NTFS I can have an external disk for both, the windows partition (or any windows machine) as well as for the Mac one. Does ...
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4answers
5k views

Macbook Pro won't mount external hard drive

I have been having this problem with a Macbook Pro late 2006 and a Macbook Pro early 2011. Macbook Pro refuses to mount an specific external hard drive or USB stick, after being able to do so with no ...
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2answers
1k views

How to let MacBook Pro recognize my external hard drive as internal hard drive?

I'd like to install Windows 7 on my MacBook Pro, but as the internal hard drive cable is not working, I'm using it with an external hard drive plugged in which OS X is installed on. When I try to ...
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2answers
140 views

iOS jailbroken: native storage on an external drive?

Since I have a faster internet connection now, and I like watching screencasts, I've started to explore YouTube downloader apps, but there's a lot of apps that I would like to use by downloading data ...
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0answers
16 views

Prevent mounting of a specific volume when connecting an external drive [duplicate]

I've got an external drive with 3 volumes on it. All of them are mounted upon connecting the external drive to my Mac. I want one of these 3 volumes to not be mounted when I connect it. Is that ...
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3answers
4k views

The volume can't be ejected because it's currently in use

After working with an external USB backup disk I want to cleanly unmount the drive. When pressing the 'eject' button Finder warns me with the message: "The volume can't be ejected because it's ...
0
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0answers
128 views

rEFInd hangs on boot and shell launch on a Mac Mini

I have burned the rEFInd 0.74 USB image to a pendrive and booted a Mac to it. The boot manager's menu works fine and shows boot icons for all the OS installations I have but when I try and boot to a ...
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2answers
501 views

Same external hard drive for time machine and storage

I have a MacBook Pro (250GB with about 100GB free). I'm planning to get an external hard drive (1 TB). Is it possible to use the external hard drive for both time machine's purposes and as a general ...
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0answers
52 views

10.8.5: Resume Disk Utility after a standby

Is it possible to resume a partition resizing operation after the computer went in standby? I've (sadly, without a choice) used my girlfriend's MBA to resize a partition on a disk. I was on battery ...
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0answers
112 views

How do I diagnose non-operational external USB3 hard disk drives?

I have a certain combination of portable external USB 3 drives and cables that do not recognize my drive on my Mac Mini 6,2 running OSX 10.8.4. Changing the ports have not helped. In short - All my ...
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1answer
257 views

RAID 1 with a Mac - how to avoid formatting one of the drives

I have an iMac with an external 2TB HDD. I recently bought a second 2TB HDD in order to build a RAID 1 (mirrored) with the two drives. The problem is that Disk Utility forces me to create a new RAID ...
0
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1answer
88 views

How do I stop OS X from treating an SuperDuper image on an external drive as part of my current installation?

Every night, I have SuperDuper! create an image of my hard drive to an external drive. This works great, and has saved me from system failures a number of times. However, OS X is constantly treating ...
8
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1answer
209 views

Don't wake up external hard disk when saving to internal one

My problem is that I have an external hard drive connected to my Mac. Since it is only used for backup purposes, it is sleeping most of the time. However if I now want to save something (e.g. a ...
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2answers
2k views

Can I store and run applications on an external drive?

I am thinking of getting a this MacBook but the hard drive space is not sufficient. I was wondering if I bought an external hard drive for it would i be able to download apps and things onto it.
2
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1answer
189 views

Hard drive will not format - bad drive or enclosure?

Today, I received from Amazon a Thermaltake BlacX 5G hard drive docking station and a 2 TB Western Digital Green drive. I inserted the drive and was able to format it into a one partition drive. I ...
1
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1answer
149 views

Seagate 4TB, 3,5" / SATA III (ST4000DM000) and SK-3500 Super-S Combo

I bought a 4TB 3.5", SATA III Seagate Desktop HD and put it into a SK-3500 Super-S Combo. My iMac (late 2009) did, however, not detect the HD when I connect it. Since I cannot see it, I am unable to ...
3
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1answer
878 views

Speed up transfer of 145 GB to USB 2.0 drive

I have about a day to move my 145 GB Aperture file from my 2009 iMac to a USB 3.0 drive. However, my iMac doesn't have USB 3.0 yet. According to Finder, the transfer is expected to take 2 days. So I ...
1
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1answer
133 views

OSX 10.7.5 renaming attached Firewire drive

My Mini was running out of disk space, so I attached an external Firewire drive and moved all the Home directories (a bunch of users on a home machine) to it. I'm pretty sure that was done correctly, ...
3
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1answer
451 views

Drives and dmg's mounting okay but not appearing in the Finder sidebar

Drives and dmg's are mounting okay on my Mac, and I can find them at /Volumes/. However, they aren't appearing in the sidebar in the Finder. What's the best way to start fixing this?
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2answers
337 views

Will Time Machine delete old backups for other computers on the same drive?

I have an external 500 GB HDD that I've used for Time Machine backups for three different computers: An old PowerBook G4 A white MacBook My current retina MacBook Pro I now have less than 100 GB ...
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0answers
366 views

External Hard Drive freezes computer

My friend just called me up and said he purchased a new Seagate 3 TB External harddrive for his Mac Book Pro. And ever since he connected the harddrive, his computer was not able to run. After ...
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0answers
124 views

How do I temporarily relocate my Time Machine backup files

I have a 1TB WD My Passport external hard drive that I've been using for Time Machine backups. I recently had an issue with it where I can't save to it anymore because it was corrupted. The way to fix ...
0
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1answer
97 views

How do I copy an NTFS partition to a writable disk image?

I have a drive from an old Windows computer. The drive is now in an enclosure, so it's accessible as if it were an external drive. It is formatted as NTFS. I would like to convert this drive (about 50 ...
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2answers
332 views

Can I make an OS X ESD (or other USB drive) read-only?

I have a USB Flash drive onto which I've used Disk Utility to restore the Mac OS X Install ESD: Is there a way I can make the result read-only, in order offer it at lease some semblance of ...
1
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1answer
280 views

Use two external hard drive docks to retrieve data from RAID 0 disks

Some while ago, I fried the power supply inside of my WD MyBook Pro Edition II, leaving the disks intact but rendering the enclosure itself totally useless. So now I have two 500GB 3.5" SATA drives, ...
0
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1answer
78 views

Lacie Big 5 10tb to be used as external hard drive but want security so: ZFS Raidz?

I've just bought the Lacie Big 5 10th and I want to use it as an external hard drive for my files. I was thinking of making it raid1 but then I heard about ZFS and Raidz. so that I can easily ...
0
votes
1answer
3k views

Using a second HD and installing apps on external drive?

I am considering adding an extra drive to my Mac Mini (possibly a tower-size one like mentioned here) and keeping it permanently plugged-in, for extra space and to leave the main Macintosh HD for ...
0
votes
1answer
226 views

If I temporarily remove an external HD from my Mac, then re-introduce it a few weeks later, will Time Machine back it all up again?

If I remove an external hard drive from my Mac, then re-introduce it a few weeks later, will Time Machine back it all up again as if it were a new drive, or will it just back up the changes that were ...
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0answers
321 views

RAID 1 array degraded, now not being recognized by OSX

I've got a pair of Seagate 3TB HDDs in a mirrored RAID 1 array using a Vantec NexStar MX two-drive enclosure. The setup has generally worked fine for the last four months, but lately I've noticed that ...
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2answers
179 views

OS X accessing external drive

I noticed that when I plug in an external NTFS HDD something is reading it and it doesn't stop for a long time... I checked with fs_usage and saw this: 23:26:54.189404 read F=5 ...
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0answers
207 views

Western Digital MyBook Live failed; attempting to mount using USB>SATA adapter

Attempting to extract data saved to MyBook Live external disk after the ethernet interface failed. Any suggestions are welcome...please see below for diagnostic/troubleshooting information I have ...
0
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1answer
443 views

External HDD unmounting unexpectedly

An externally-powered WD My Book Essential, 3TB, which I use for Time Machine and other file storage, recently began "ejecting itself" from my iMac. In an attempt to repair the disk from Disk Utility, ...
0
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1answer
941 views

Disabling creation of unnecessary files on my external hard-drive?

I had an old mac that I decided to strip down for its hard-drive and RAM. I threw a shell on the hard-drive, and now I can connect it to my new mac with a USB cable. Essentially I want to be using ...
4
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2answers
3k views

Aperture: Library over multiple Hard Drives

I switched to Aperture some time ago. And right now, the moment has come that I want to save some space on my internal hard drive. What I found on the Apple website is this: I can't seem to find ...
0
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1answer
395 views

Why is my Mac able to write to my NTFS hard drive?

My question is one of confusion. All over the internet I have seen people looking for the ability to use a Mac to write to NTFS, or people formatting drives to FAT32 so that their Mac can share a ...
4
votes
1answer
390 views

Are Time Machine backups to an external disk attached to a Time Capsule supported?

My 1 TB Time Capsule drive is full with Time Machine backups. I'd rather spend $130 on a 3 TB drive than $500 on a new 3 TB Time Capsule. Is an external drive attached to a Time Capsule supported ...
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2answers
84 views

External backup drive unmounted, then endless churn

I have a 5 year old Seagate USB2 drive for backups, used for a few months with time machine on my Retina MBP. Lately, I've been getting an error that it was improperly ejected (I didn't actually ...
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0answers
103 views

Thermaltake External HDD USB 3.0 docking station gets unmounted

I'm using a Thermaltake External HDD USB 3.0 dual drive docking station on a Mac Air. I can see the files and seem to be able to copy small files fine. When I try to move a lot of files it gets ...