A hard disk drive (or HDD) is a non-volatile, random access device for storing digital data.

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My C drive is 20GB large and almost full, how do I regain space?

I have Windows 7 Ultimate installed on my PC. The C drive has a capacity of 20 GB and I have only a few applications installed. Still, the drive shows as being almost full up to its capacity and keeps ...
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Why are hard drives never as large as advertised?

From all the hard drives I have bought, they never seem to be as large as the advertised price; from 320GB down to 290GB, from 500GB down to 450GB, etc. Is there a technical reason for this?
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Can hard drives fully utilize SATA III?

My motherboard currently supports both SATA II and III (3 Gb/s and 6Gb/s respectively), but after reading some online, it seems as though connecting a HDD to the 6 Gb/s is pretty much pointless. If ...
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What is the fastest way to securely overwrite an old hard drive? [duplicate]

Possible Duplicate: Securely erasing all data from a hard drive I'm going to give my HDD away, so I'm writing it full of crap so there is no possibility to recover any of my files I had ...
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How to fill a hard drive in Linux

I'm doing some testing of a piece of code and I want to fill a hard drive with data. I found that dd can make huge files in an instant, but df disagrees. Here's what I tried: dd if=/dev/zero ...
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How can I recover a crashed hard drive?

My hard drive from my MacBook crashed and died hard last week. I replaced the drive with a new one, and installed 10.6/Snow Leopard on it. The old drive is now in a usb enclosure, and I really need to ...
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What's the jumper “enable 1.5GB PHY” on a Western Digital hard disk?

I've got a new hard disk. On the label there is a description of the jumper settings: One of them is: Jumpered pins 5 and 6 enables 1.5GB PHY What does PHY stand for?
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Disable or sleep secondary hard drive in Macbook

I've done some quick Googling but didn't find an answer. I've put an SSD in my Macbook, and at the same time moved the original hard drive to the optical drive bay. I'm running the OS and most of my ...
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Why use multiple partitions on Linux installations?

Does it really perform better than a single partitioned installation? Why?
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Tool to copy files of HDD with bad sectors

I have an external HDD that is starting to fail, it has some bad sectors. It's a 1TB fujitsu siemens case with a western digital HDD inside. Eventually I will backup the whole drive with some ...
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Bad Sectors on Hard Drive

I run check disk pretty regularly on my hard drive, and lately it's been saying that I have some bad sectores (66, to be exact). I've run smartctl and HD Tune. Both tell me that I have bad sectors and ...
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2 identical PCs - can I swap a single hard drive between and expect Windows 7/XP to work?

I currently work in 2 different locations, traveling between the 2 every few weeks or so. I currently have screens, kb, mouse etc... in both locations, so I just pick up my tower case when I want to ...
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How to password protect an external hard drive without encrypting it?

I carry my external hard drive around with me sometimes, and was wondering if there was a way to password protect the entire drive, with no hassles or anything, just a simple password protection...if ...
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Recover harddrive data

I have a dell laptop that recently "died" (It would get the blue screen of death upon starting) and the hard drive would make a weird cyclic clicking noises. I wanted to see if I could use some tools ...
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Can storing my HDDs airtight damage them in anyway?

I have lost many electronics that I keep unused for a long time before due to the near sea (high humidity area) area that I live in. I learned this the hard way, so in order to protect hard drives ...
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How to increase a virtualbox' disk size?

The title says it all. I created the disk and now I would like to increase its size. I know I could add a new one, but I don't want to. The guest os in question is Ubuntu 11.04
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2.2 TB limit applies even to eSATA drives? 3TB appears as 746 GB

I have an Icy Dock 3.5" external enclosure with USB 2.0 and eSATA. I have an Intel DG45ID motherboard with USB 2.0 and eSATA ports. In the past I had a 2 TB Seagate drive in the enclosure, and it ...
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Swapfile on different drive

Is it worth to spend money on a small capacity HDD (~5-20 GB, very cheap though) to use it as swapping area for the OS? I do believe it will increase the OS performance , or maybe SSD (still ~5-20 ...
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Does multi-platter hard-drive use all of their heads to read simultaneously?

Suppose we have a harddisk with 2 platters with characteristics below: Rotational rate: 10, 000 RPM Avg sectors/track: 1000 Surfaces: 4 Sector size: 512 bytes I was reading "Computer ...
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Windows page file on multiple hard drives

I cant find any documentation or articles online online for this... how does Windows handle page files on multiple hard drives? Does windows treat them as a concatenation, writing to one till its ...
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How often do drives need to be spun up?

I've got a Frankenputer that is used as a workbench PC to help fix other machines. As such, it's only ever used when something else is broken, so there are often long stretches where it's sitting ...
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Is there a clean way to obtain exclusive access to a physical partition under Windows?

I'm trying, under Windows 7, to run a virtual machine with VMWare Player from an OS installed on a physical partition. However, when I boot the virtual machine, VMWare Player says that it couldn't ...
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How can I fix the boot process on my HP laptop?

My question is kind of similar to this issue. I installed an SSD in my aging HP DV7t-2000 laptop because the old hard drive was failing. Now, when I boot the laptop, it says on the splash screen ...
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1answer
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What “TYPE” of harddrive is in my old 286

I have a very old(1989?) 80286 computer. I can tell it was a very good machine in it's day. It has a harddrive installed. I finally got a PS/2 to AT keyboard plug today and got it to boot. Now I ...
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Is RAID 0 as risky as people say it is?

I'm just about to set up my hard drives with RAID 0. Is it really as risky as people say it is?
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What's the difference between “shutting down the computer” vs “shutting down the hard disk”?

I was wondering: What's the difference between shutting down the computer and shutting down the hard disk? Aren't they the same thing? That is: I can't use the computer if the hard disk is shut ...
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What can I do with a large Hard Drive?

So I'm looking into the world of external Hard Drives bigger than I can easily comprehend (1-2TB sort of sizes. A few years ago I thought 100GB was big. Blimey), and just wondering what possible uses ...
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How useful is hard drive encryption?

So, let's say you have a notebook, and you encrypt the entire hard drive. Whenever you boot it's gonna ask for a password, meaning nobody can access your data without the password. On the other hand, ...
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Is BIOS considered an OS? [closed]

This question comes to mind when dealing with RAID arrays, but is not necessarily applicable to the subject. How is that the BIOS is able read from a hard drive to effectively load the OS, when ...
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Why are so few SSD 3.5 inches? [closed]

I was looking around for a cheaper SSD on Newegg and the time I'm writing this they have almost 300 2.5-inch SSD but only 12 3.5-inch ones, 9 of which are sold out. Why are there so few 3.5-inch SSD? ...
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Are there any performance benefits to fully formatting a hard drive (vs. a quick format)?

so I have a 1TB HDD, and here's my question: Is it worth doing a hard format? Does it have any performance variance from say, quick formatting? I understand the technical difference between the two: ...
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Storing hard drive near electric wire

Can storing a hard drive near an electric wire (220V) damage the hard drive? I have no clue about such things so I thought I'd ask here. It's just that I found a suitable storage place for one of my ...
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How often do you have to wipe/shred your files, to make them not undeletable

If you have a private data on a recent, normal hard drive - how often do you have to delete the data, to make it unrecoverable. Not in the sense, that a forensic team of 20 experts with a budget of ...
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Why is there a lot of disk usage after laptop starts up from hibernation?

When I turn my laptop on after it hibernated and even when I’m at the point where I’m at my desktop and I can… well, use my computer… there is still a lot of (constant) disk writing going on for about ...
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How to add a 2.5" drive to a desktop computer case?

I'm changing my computer case to the Fractal Design Define R3. It looks like a nice case, and it seems to have great reviews. I've got a 2.5" SSD drive that's kind of wedged in above my CD drive at ...
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Mean Time to Failure (MTTF): When disk manufacturers post this, how should you interpret their numbers?

Mean Time to Failure (MTTF) is usually given in terms of hours, and by doing some calculations, it seems that a disk should fail only after a good number of years have gone by. It seems that disks ...
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How can I make two hard drives act as one in Windows 7?

Is there any way to configure Windows 7 to make two hard drives act as one (without using RAID), so hard drive 1 and hard drive 2 would share a single drive letter? Can this be achieved natively in ...
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Hard drive issues - SpinRite vs. S.M.A.R.T

The Toshiba hard drive in a Sony VAIO laptop went bad. I put in a Western Digital drive (WD1600BEVS-60RST0, firmware v4.01G04) from an HP laptop. I ran SpinRite at level 2 and found some bad sectors, ...
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What is causing hard drive grinding?

My windows (XP) hard drive grinds a lot and it negatively affects the performance of other applications. I have plenty of RAM and have already verified that this hard drive activity is not page file ...
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Is it a good idea to have the operating system on a solid state drive?

There is something I don't quite understand. I know a SSD helps with OS load times, but I'm not sure if all this boost is only noticeable/interesting when booting, or gives an all around considerably ...
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Can I set up a RAID 5 with a bunch of drives of different sizes?

I currently have 3 1TB drives, a couple 500GB ones and some 750GB ones. Can I put them all in a RAID 5 configuration or do they need to be of same size?
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Why some recovery tools are still able to find deleted files after I purge Recycle Bin, defrag the disk and zero-fill free space?

As far as I understand, when I delete (without using Recycle Bin) a file, its record is removed from the file system table of contents (FAT/MFT/etc...) but the values of the disk sectors which were ...
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Where is S.M.A.R.T. data stored on a HDD?

The S.M.A.R.T. attributes are attributes that a HDD keeps about its health and performance. I know that the MBR is stored at C,H,S (0,0,1) which leaves no free disc space for the drive to function. ...
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Is a computer's DRAM size not as important once we get a Solid State Drive?

I am thinking of getting a Dell X11 netbook, and it can go up to 8GB of DRAM, together with a 256GB Solid State Drive. So in that case, it can handle quite a bit of Virtual PC running Linux, and Win ...
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Hard drive disappears when the computer resumes from sleep

I have a Windows 7 x64 machine, which has 4 drives in it. One of the drives disappears when the computer resumes from sleep. It is consistently the same drive. It disappears from my computer, and ...
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Is it a big performance gain to run a VM from a second drive?

Dell offers a laptop with either a 500GB drive or two 320GB drives (both 7200rpm and no options for SSD). I will be running VMs for development and will also have several TrueCrypt mounts. I ...
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Can a single volume be assigned multiple drive letters?

I am working on migrating data across many disparate drives onto one massive Windows 8 Storage Space. Problem I have is that many of my programs reference various drive letters to acces their ...
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Should I store my code/projects on my SSD or my secondary drive?

I just got a new box. It has an SSD for the primary drive, and a 1TB SATA for the secondary drive. I'm going to run windows and my binaries on the SSD and keep all my downloads/documents/music/etc ...
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Is it better to turn off computer or power continuously to keep ancient 1990 harddrive alive (MSDOS 6.22 )

I want to extend the life of this harddrive as much as possible because I found it nearly impossible to clone. It is running MSDOS 6.22. 110mb harddrive from 1990. The computer is only utilized 1 ...
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Making SSD & HDD work together like a hybrid

I have a 90GB SSD but 90GB soon gets filled up. My users folder alone is 26GB. To get round this I use Symlinks (read the How-To Geek article for more). Is there any way to make a separate SSD ...