A hard drive designed to be connected to a computer via an external interface such as USB, eSATA, Thunderbolt, or IEEE 1394.

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8
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5answers
6k views

Would USB 3 make a difference for a USB 2 5400 RPM drive?

I've got a USB 2 5400 RPM external HD. I'm thinking of getting a new computer with USB 3 ports. If I'm currently getting read/write speeds from the external HD on USB 2 of roughly 30 mb/s (both read ...
6
votes
7answers
15k views

Recovering damaged external hard disk by installing internally

I had a 1TB Western Digital (My book series) 3.5" USB3. One day, the SATA to USB3 converter board was damaged and has not worked since. I decided to open the cover and use the HDD as an internal ...
6
votes
2answers
11k views

SSDs vs HDDs for external hard drives

I am planning on getting a new external drive, and was considering the new SSDs over HDDs. Read/write performance for many small files (0 - 500KB) is of highest priority for my use, it's more ...
5
votes
2answers
9k views

How to measure data transfer speed between my internal SATA HDD and External USB HDD?

How to measure data transfer speed between my internal SATA HDD and External USB HDD? I purchased new Seegate freego USB HDD but when i copy somthing from internal HDD to USB HDD or viceversa data ...
5
votes
4answers
514 views

Does backup software lock you in?

I just bought a new Iomega external drive, and I'm trying to figure out which software to use to manage backups. I am not looking for software recommendations. These are already available in other SU ...
4
votes
4answers
21k views

A computer that fails to boot if certain USB devices are plugged in

I don't have an active problem with this but I am curious. Over time, my repair work has lead me to experience many instances (repeatable and reliable ones) where a computer (desktop, laptop, every ...
4
votes
6answers
5k views

Which external USB drives work with Windows 8 Storage Spaces?

First, a bit of background: Microsoft brags about how the new Windows 8 Storage Spaces support any interface (including USB) for attaching drives to add to a Storage Pool: ...
4
votes
1answer
1k views

Write caching causes slower performance?

USB 2.0 External WD 2TB Elements HD. Connected to Windows XP SP3 machine, write caching disabled by default. Worked fine. Since it is intended to be a permanent fixture (never removed), and on a UPS ...
4
votes
3answers
3k views

Can't activate dynamic disk

For some reason I can't activate a dynamic disk connected to my PC via a USB hard disk enclosure. It has activated previously without any problems. When I check the event logs, I get this message ...
3
votes
1answer
1k views

copy from NTFS to exFAT but “size on disk very” is very bigger than “size”

I tried to backup from my NTFS external hard drive to a new exFAT external hard drive when my copy finished I saw that I have very little free space remained. I checked my file size and I saw that the ...
3
votes
2answers
8k views

Windows 7 explorer crashing trying to read external hard disk

I have a 1TB Western Digital hard drive which is almost full and last time I tried to plug it into my laptop, I got a Windows dialog saying "this hard drive needs to be formatted". I did not panic ...
3
votes
2answers
1k views

Platter Speed vs. Cache of an External Hard-Drive

I am considering two drives for a backup drive. 1) 1.5 TB WESTERN DIGITAL Elements Desktop WDBAAU0015HBK: 3.5", USB 2.0, 7200 rpm, 32 MB cache 2) 1 TB WESTERN DIGITAL My Book Essential ...
3
votes
1answer
2k views

Windows Server 2003 won't let me reformat a 2TB USB drive

I have two Hitachi XL2000 2TB external drives for nightly backups of a Windows 2003 server. BackupAssist recommends formatting the drives as NTFS, which was done with no problem when I purchased the ...
3
votes
3answers
572 views

increase performance of virtual machines on the 27" imac

I'm using a 27" iMac (i7, 8GB RAM) at work and normally run two or three virtual machines at the same time, which hurts the performance of each virtual machine. I've learned on these forums the best ...
3
votes
2answers
10k views

Can Airport Extremes handle NTFS external drives?

I've got an Airport Extreme and an external USB Hard Drive formatted with NTFS. (And a LAN of Windows XP Machines.) The drive works perfectly when connected directly to a PC. When it's connected to ...
2
votes
1answer
205 views

External hard drive spinning down too early

I have a Mac Mini 2007 running Ubuntu Server 14.04 LTS with an external Hitachi Touro Mobile 3.0 attached. APM is 127 (hdparm -B127) with standby value of 1 hour (hdparm -B242). But the disk is ...
2
votes
1answer
3k views

Is it safe to delete the System Volume Information folder?

I have a 3 TB external NTFS drive I was originally using on Windows. I'm now using it on a Linux samba fileserver, and there's a folder named "System Volume Information" on the HDD root. Windows ...
2
votes
0answers
53 views

Weird HDD Slowdown Issue

I'm experiencing a strange issue with one of my SATA HDDs. Basically I have two internal HDDs that I am connecting to the PC through a SATA-to-USB adapter. I am not keeping them inside the PC since ...
2
votes
2answers
13k views

Not able to see my hard drive in windows explorer?

but when i go to computer management and open the external hard drive(drive H) it opens from there
2
votes
4answers
24k views

Mount and dismount hard drive through a script/software [duplicate]

is there a way to mount and dismount a connected harddrive through a script or a simple utility software in Windows 8.1? Basically, I have a hard drive in the ultrabay slot of my ThinkPad (instead of ...
2
votes
1answer
2k views

How do I make a external drive appear as an internal drive?

I'm running OSX Mountain Lion, and have a firewire drive hooked up for storage. I would like to make it appear as if it's an internal drive as my online syncing software - sugarsync - doesn't allow ...
2
votes
1answer
4k views

Complete USB 3.0 potential not being realized

I have a ASUS K55VM laptop which has 2 USB 3.0 ports. I'm running on Windows 8 x64. When I use plug in a USB 3.0 external hard drive from any 1 of the USB ports I get write/read speeds of only ...
2
votes
2answers
828 views

Can I install windows 7 on a USB Harddisk? [duplicate]

I need to install windows 7 (or windows server 2008 r2) on a USB harddisk, is it possible ? I want to be able to select a partition on the USB drive as a possible location for installation (or ...
2
votes
1answer
671 views

How to automaticaly mount luks-partition only when disk is plugged in

I have the following scenario: I want to automatically backup some data from my Laptop(Fedora Core 17) to a external encrypted(luks) hard disk. The disk can be opened by a key file, which lies on the ...
2
votes
1answer
5k views

How to protect an external hard disk files from accidental deletion?

I had a bit of problems in the recent months with the data I have on my External hard disk. I have large content in each folder. If you think about it, it takes only two keys to delete a folder - ...
2
votes
3answers
942 views

External hard drive doesn't appear in Computer

I cannot work out why this is happening. I have an external hard drive (which is an old laptop hard drive with an IDE to USB adapter). Plugging it into my computer powers it up. It spins correctly and ...
2
votes
1answer
358 views

Installing Ubuntu on an External Drive

I am trying to install ububtu on an external drive. I am a programmer who wants to start using Linux. I downloaded the usb installer from the ubuntu website and followed all the steps. But when ...
2
votes
2answers
2k views

External HDD incorrectly detected as internal - how change to enable hot swap/eject?

I have win 7 x64 Home Prem. The HDD is a seagate barracuda, 7200.7 ST3120827AS. 3.5", Serial: 3ms006n6, Firmware: 3.42 (no further updates) NexStar CX External case (drivers installed). I have ...
2
votes
1answer
126 views

How to back up a Windows Home Server over the network?

One of the very few reasons I have to physically interact with my Windows Home Server is to back it up to an external hard drive, with the "Backup Server" feature. It would be more convenient to plug ...
2
votes
4answers
2k views

Cheap NAS for connecting a USB drive to the network

I am looking for a cheap way of hooking up a USB drive to the LAN. This could be a router with a USB port, or possibly a more regular NAS device with a USB port. I am hoping to find something below ...
2
votes
2answers
6k views

How to upgrade OS on Mac Mini with external USB Drive?

We have a G4 Mac Mini, circa 2005, running Mac OS X 10.4 Tiger, and we want to upgrade to 10.5 Leopard. We have a Leopard install disk, but the optical drive in this mini is broken. So we ...
2
votes
3answers
5k views

continuous mirror with external hard disk

I have a laptop that I wish to backup. The best method for me is to periodically attach an external drive and mirror the internal drive to it (of course after the first time only the delta changes ...
2
votes
6answers
4k views

Why is my PC boot time slow when USB HDD attached?

I have a USB Hard disk that I am using as a secondary drive just for extra storage. When this is attached and I start my PC the second screen says searching for mass storage dives for about 5 minutes ...
2
votes
3answers
5k views

Western Digital My Book World drops off network

Most of my storage in my house relies on a WD My Book World Edition 500GB network drive. I threw out the vendor crapware they give you to access it (a trial version of Mionet) after it starting ...
1
vote
1answer
66 views

WD 500gb harddrive does not show up on pc [duplicate]

I was transfering files to my external hard drive when it stalled during the transfer. I unplugged the hard drive. Now when i connect it, the light on the hard drive comes on and flashes. You can ...
1
vote
1answer
701 views

How do I get an external USB hard drive recognized in Windows PE environment (WinPE running off disc)?

I'm running WinPE on a disc. I believe it's PE 2.0. It's being run on a laptop with USB 3.0 ports, as I'm sure that may matter. I want to connect either a USB thumb drive or USB hard drive but it's ...
1
vote
3answers
1k views

Do eSATA HDD docking stations have a capacity limit?

I'm looking at perhaps buying an eSATA docking station to be able to easily plug in and unplug hard disk drives, particularly but not necessarily only for backup purposes. Note: This is not a ...
1
vote
1answer
2k views

Zalman drive enclosure does not start up (example case ZM-VE400)

Your Zalman ZM-VE400 (or potentially other similar drive enclosure?) from the manufacturer shows the model name when plugged in but never arrives in the menu despite pressing buttons on the keypad. ...
1
vote
1answer
2k views

Windows 8.1 installation: Which drive is the F drive?

I am doing a clean install of Windows 8.1 on an old PC. It was purchased as download from Microsoft Store and written to and booted from a USB flash drive. It went through all of these steps: ...
1
vote
3answers
2k views

Resetting “HDD Warning???” with Zalman ZM-VE400 external case

Whenever I turn on (or plug in) the Zalman ZM-VE400 I have, it shows HDD Warning???. Sometimes briefly, sometimes until the Menu button is pressed. The case contains a SSD drive and as far as I ...
1
vote
1answer
87 views

Use HDD enclosure as portable hard drive?

Someone here suggested that i should use an external hdd enclosure since my pc doesnt support a 2nd hdd and i want to use my old hdd. I will be permanently plugging that hdd enclosure to my pc and ...
1
vote
1answer
237 views

Zero inodes even after formatting hard disk

I have an external 1Tb harddisk which due to some reason was showing following under df -i Filesystem Inodes IUsed IFree IUse% Mounted on /dev/sdb1 0 0 0 - ...
1
vote
2answers
5k views

Why can I transfer only 35 MB/s to my USB 3.0 external hard disk?

I bought a Seagate Expansion portable disk (1 TB). I am using a Dell Inspiron 15R (5521) laptop which has 2 usb 3.0 ports. But when I transfer files to my above mentioned portable drive I do not get ...
1
vote
1answer
427 views

External HDD locks Windows XP

I have 1TB Seagate Portable External Hard Drive STAX1000102. When I attach it (USB) to the laptop (Dell Latitude D530) with Windows XP version 2002 SP3, the Operation System goes into strange state. I ...
1
vote
1answer
4k views

Cannot initialize 4TB external hard drive in Windows 7 64-bit using

I have a new 4TB drive, which I want to use as an external drive with my laptop (Windows 7 ultimate, 64-bit). From all that I can read, my Windows version should support it, but I can't find anything ...
1
vote
5answers
3k views

What is the exact capacity of 1000GB HDD?

1 GiB = 1024 * 1024 * 1024 bytes 1 GB = 1000 * 1000 * 1000 bytes That is easy! I don't want to talk about this! I have laptop which should have (according to seller) 1000 GB. That is 1000 000 000 ...
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2answers
1k views

I found a some bad sectors with chkdsk. Should I be worried?

Yesterday I found a corrupted file in my external usb drive. Since I am using the drive quite often (I am running my vms over there) I decided to run the chkdsk on it This is the result 488384000 ...
1
vote
1answer
2k views

External Western Digital hard drive (USB) not fully mounting

I am trying to mount my external NTFS-formatted HDD in Windows 7 Ultimate, but it is getting stuck. The system remains responsive, but the 'mounting progress bar' never goes to completion and the ...
1
vote
2answers
4k views

How to automount a Truecrypt volume before login in Windows 7?

I have an external hard drive containing all my documents, and it is encrypted with a password via Truecrypt. I'd like my desktop computer at home to automatically mount the volume prior to my ...
1
vote
2answers
7k views

Converting a WD Elements into an internal hard drive

The floods that struck parts of Thailand have caused the prices of internal hard drives to go through the roof. Oddly enough, that does not seem to affect the prices of external hard drives. At least, ...