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

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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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Use physical harddisk in Virtual Box

Using Virtual Box, how can I install an OS to a secondary, physical disk, and boot it in both (at separate times) Virtual Box, and as a typical secondary OS install?
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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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2answers
381 views

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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3answers
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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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358 views

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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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 ...
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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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3answers
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What's the difference between 8 MB and 16 MB Cache on a hard drive?

I'm looking to replace a dead hard drive in an older notebook. The current (bad) hard drive is a Toshiba 60 GB 5400 RPM HDD with 16 MB cache. It's very difficult to find replacement ATA-100 notebook ...
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3answers
319 views

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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6answers
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Windows XP changes its theme every time after reboot

I have an ASUS Eee netbook with Windows XP installed on it. Ever since I switched to an SSD drive, Windows XP has been doing something strange; Almost every time I reboot my computer, it changes my ...
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2answers
711 views

Seeking (somewhat) better explanations about supporting >2 TB hard drives

Today while Googling about I stumbled across posts claiming that Seagate plans to ship a 3TB drive sometime later in 2010. Unfortunately, the stuff I looked at all seemed to contain tidbits of info ...
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Changing hard disk with ssd, can I migrate contents so that I can switch drives without a hassle?

Changing hard disk with ssd, can I migrate contents so that I can switch drives without a hassle? For instance, keep my Windows configuration and installed programs and documents
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Can I connect a SATA-II hard drive to a SATA-I connection?

I have an older computer with a SATA-I connection. My hard drive crashed and I need to buy a new hard drive. Will I run into problems if I connect a SATA-II drive to my computer?
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Unable to Write Zeros to Bad Sectors/Hard Disk Not Counting Reallocated Sectors

I have a drive that is reporting that the current pending sectors is "45". I have used badblocks to identify the sectors and I have been trying to write zeros to them with dd. From what I understand, ...
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3answers
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How can I find out what is using the hard disk? [duplicate]

Possible Duplicates: hard drive activity by program? What is causing hard drive grinding? Once or twice a day my computer starts writing significantly hard to the hard drive, the HD led ...
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1answer
982 views

Can a failed Btrfs drive in RAID-1 be replaced live?

I am trying to decide on a filesystem and would like to know if it is possible to replace a failed drive in btrfs RAID without downtime. Suppose I create a new btrfs filesystem using the command ...
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How is the interference of magnetic field of adjacent platters managed?

I know roughly how hard-drives work; that the hard-drive involves multiple platters and multiple heads. A platter is a disk coated with some magnetic material and capable of being spun at high RPM. ...
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3answers
319 views

How should I image a hard drive in a platform independent and future-proof manner?

What methods of producing hard drive images stand out with regards to being platform independent and standing a good chance of usability in the future. Some considerations: Can the imaging program ...
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3answers
882 views

How to disable kernel probing for drive?

I have samsung laptop with 30GB ExpressCache SanDisk SSD soldered on mainbord. SSD died (gives tons of errors when i try to access it somehow), but it is still probed on kernel boot, i see it's ...
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1answer
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Windows 7 loses drive letter mapping on reboot

I have two sata hard drives configured as RAID1 that I am using as a data drive in my Win7 system. The OS is installed on a non-raid SSD drive. After installing the OS and starting Win7 for the ...
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1answer
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How to cancel Windows 8 drive repair

Windows detected an error on one of my nonessential drives in my desktop PC. It said it needed to reboot to fix the errors, so I rebooted and it started scanning the drive. However it is taking a very ...
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1answer
486 views

Drobo-FS config files exhibiting input/ouput error

I have a Drobo-FS with DropBear installed via DroboApps which allows me SSH access into the linux operating system which powers the Drobo-FS. The Drobo-FS file system has a directory which looks like ...
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All my files have been replaced by a found.000 “empty folder”. How can I recover my data?

Five minutes ago I was browsing my external hard drive. Now, I have only one folder named "found.000" that I cannot read, open nor browse. I have important work on my external hard drive. Is there a ...
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561 views

What type of 2.5" drive is this, is it ide?

Trying find out what type of drive I have in my laptop. Is just died and I'm keen to find out what sort it is ? Heres a photo...
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Partitioning a hard drive

Is there a way to split a hard drive into more than 4 primary partitions? I am installing multiple OSs, and it would make life a lot easier if there was a way to do this. My hard drive is 1TB.
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What's a fast way to copy a lot of files from an internal hard-drive to external (USB) storage?

I have a large amount of data - about 500 GB - on the internal hard drive of a desktop PC. This includes music, videos, PDFs... you name it. I want to copy everything to an external USB hard drive ...
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Are there big differences in speed between different hard drives?

When buying a (consumer-level) hard disk, I normally only pay attention to storage capacity. Is it worth to compare drive speeds also, and if yes, how can this be done?
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SSD Perfomance - Internal vs External?

I got a SSD for Christmas and it came with the option to have it installed internally or externally. I'm wondering if I have it setup as an external hard drive, will there be any major performance ...
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4answers
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What's the easiest way to migrate one Mac OS X volume to another

I want to move a volume from a smaller drive to a larger unformatted one. What is the best way to achieve this? Ideally I'd like the new volume to have the same name as the older volume as it contains ...
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How to access files and folders in a damaged hard disk?

I have got a hard disk with problems. HD Tune shows a lot of bad blocks and CHKDSK fix it, but the disk isn't accessible via Windows Explorer. I will replace that disk, but I need recover some files ...
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Should I install my operating system on my SSD or HDD?

I'm currently deciding whether to install my Operating System on my SSD (solid state drive) or HD (hard drive). Will I be having programs on the HDD and the OS on the SSD or vice verca? Which will ...
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496 views

How do I get rid of this old hard drive in my machine?

I bought it about 5 years ago and it came bundled with Windows Vista. When Windows 7 launched, I waited a bit then realized it would rock with an SSD. So I bought an SSD and added it as my primary ...
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Why is Windows constantly spinning up my secondary HDD?

I'm having a problem with windows constantly spinning up my secondary HDD. My main OS is on the C: partition of my SSD and on my HDD I have a D: partition for storage and an E: partition for recovery. ...
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What happens when windows runs out of drive letters? [duplicate]

Possible Duplicate: What if the hard disk is partitioned into more than 26 sections in Windows? What happens when windows runs out of drive letters? I searched Google and got no definite ...
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Can I change from BIOS IDE mode to AHCI mode at any time? [duplicate]

Currently my Windows 7 computer is crashing during startup, after loading the AMD achix64s.sys driver, if I enable BIOS AHCI mode for the disks. It boots fine with IDE mode. Since I need my computer ...
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2answers
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S.M.A.R.T. Hard drive failure test?

I'm working on my mom's computer and she freaked because it told her "There was an imminent hard drive failure about to occurr." I did some digging and found it was related to the S.M.A.R.T. ...
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hard drive sectors vs. tracks

In one rotation, how many sectors are passed over and how many tracks are passed over? If you know the average value of sectors per track for a hard drive, how do you use this to estimate the number ...
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536 views

I emptied my hard drive, but it still has 9GB on it

I have a secondary disk drive 465GB as reported by Windows explorer. I'm going to install a secondary O/S on it, so I moved EVERYTHING on it to another drive. Windows explorer STILL reports 9.27GB ...
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6answers
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how long to zero a drive with dd? [closed]

How long will it take to zero fill 1TB (using dd dev/zero)? I'm actually doing two 500G drive simultaneously if it matters.
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Can you clone a larger drive onto a smaller drive (used space fits on the smaller)

I have a 500GB drive which is about 50GB full, I got a 80GB SSD, which has 74.5GB of available space. I want to clone the system drive onto the SSD. DriveImage XML will not let me copy a larger ...
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Western Digital Green drive from 512 byte sectors (jumpered) to 4k byte sectors (removal of jumper)

I was using a WD20EARS drive with pins 7 and 8 jumpered in order to use it on an OS that doesn't support 4k sectors. But now, I want to transfer that hard drive over to an OS that has 4k sector ...
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SSD with multiple partitions - disk life implications

Each block on a SSD has a finite number of writes. This is mitigated on modern drives by "spreading" the writes around as you use the drive. I'm wondering if you partition a SSD into several ...
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Why does Windows Defragmenter do nearly nothing on a disk with 23% empty space?

While trying to defragment a 80 GB NTFS (4 KB cluster size) volume on Windows XP, I encountered a strange problem: the defragmentation process is very quick, but also very useless. Graphically, I ...
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Linux: What is the best way to copy from a damaged HD?

I get I/O errors from my storage HD when i try to copy files. These are large raw video files, so I can tolerate errors. cp stops on the first read error and scp/rsync complains and deletes the copy. ...
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Spin down secondary HDD on Windows 7 HP Notebook

I have an HPdv6t quad notebook with Windows 7 and Ubuntu 11.04 dual booted, both OSes installed on a partitioned Crucial 128 GB SSD. I replaced my optical drive with the HDD that came with the ...