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

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Blue screen when trying to boot from cloned Windows partition [duplicate]

I'm trying to clone a clean Windows installation from SSD partition to HD partition. The problem is every time I try to boot from cloned partition, no matter which disk-cloning software I used, I end ...
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1answer
31 views

How to retrieve data from dead hard disc [duplicate]

i have a hard disc that is completely dead. dead in the sense the hard disc is not even detecting in computer or neither starting. i had data in that hard disc which is important. How can i take ...
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1answer
36 views

Remove HDD while the computer is shutdown but sitll plugged in

I have 2 internal HDDs and it happens a lot that I need to unplug one of them or swap the SATA cables to make one or the other 'Master'. what I do now is shutdown/hibernate and unplug the power cord ...
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0answers
18 views

Defragmentation - stuck at high percent, SQL and big file drives

I have a question regarding fragmentation - I am maintaining a couple of SQL and file servers. All of them store their data on D:\ (for SQL server it makes D:\ drive be actually about 10 files, all ...
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0answers
55 views

Why does my PC slow down to a crawl when VMware and ntoskrnl.exe is writing to a data drive?

My PC becomes almost unusable when writing to my data drive. The main suspect which exhibits this issue is VMware Player. The problem does not happen when I myself move files in Windows Explorer or do ...
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1answer
56 views

Will corrupted data always show up as corrupted?

I have the important data from my computer backed up on a USB flash drive. I know I probably should have backed it up to DVDs or something as well, but unfortunately, I did not. My computer was having ...
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0answers
24 views

SATA external hdd is detected as a removable drive and asks “please insert a disk”

I have external SATA hdd of Samsung 200GB. When i try to connect it to my PC, it's being recognized as a removable Disk and when I click on it, a message of "Please insert a disk to the drive" pops. ...
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1answer
49 views

Permissions Error, cannot access both my Ex-HDDs

I'm in quite some trouble now. I'm a photographer and I store all of my important RAW files and processed photographs on my extrernal hard drives and have been doing so for quite a while. A few months ...
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1answer
4k views

Asus ux31e zenbook SSD non-standard / cant upgrade hdd?

I bought a ux31e asus zenbook, and the drive crashed last week. I just cancelled an mSata ssd order because I fear asus has used a non standard ssd!!! what a bunch of crooks, ive lost all my respect ...
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0answers
23 views

2nd Hard Drive appearing as BD Drive in Windows 8.1

I just installed a 2nd hard drive, in a caddy, in my Lenovo Y510p. When I boot back into Windows 8.1, Windows recognizes it as a DVD Drive. Any Ideas?
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1answer
82 views

What happens during initialization of a bare brand new hard disk?

Do Operating systems handle it differently? Can you tell if a hard disk was first initialized by Windows or Linux on later abduction? Like this https://www.youtube.com/watch?v=O7_aZwQ_p4w After ...
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5answers
18k views

Good block size for disk cloning with diskdump (dd)

I use dd in its simplest form to clone a hard drive dd if=INPUT of=OUTPUT However, I read in the manpage that dd knows a blocksize parameter. I was wondering whether there is an optimal value for ...
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3answers
3k views

4K sectors transition: Why are hard drives moving to 4096 byte sectors, vs. 512 byte sectors?

I've noticed that some Western Digital hard drives are now sporting 4K sectors, that is, the sectors are larger: 4096 bytes vs. the long-standing standard of 512 bytes. So: What's the big deal with ...
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3answers
2k views

What causes disk check with results of “invalid security id”?

I have a 1.5 TB Seagate hard drive that has triggered a chkdisk twice in the last two months. The first time, windows replaced security id with default security id for file xxx. I allowed it to ...
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0answers
20 views

Raid 5 Degraded

I have a dell PowerEdge T110 with a raid 5 array that says it is degraded. This uses a perc s100 controller. I am using 4 74gb raptor drives for the array. The computer tries to boot but it hangs on ...
2
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2answers
127 views

How can I move a huge directory with MILLIONS of files?

I have a client that knows nothing about computers, and did a format and reinstall from the recovery partition of his old AMD Athlon II X4 desktop running Windows 7. This was his primary business ...
2
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1answer
38 views

Mounting disk(s) from RAID 1 array for data recovery

I'm having some problems with a Debian 7.5 stable (Wheezy) server. It is currently running at Rescue Mode. It has a 2 x 2000 GB HDD running in a RAID 1 array. My immediate priority is to be able to ...
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1answer
32 views

Inaccessible partition

I am using desktop running Windows XP. My PC has an 80GB hard disk with 4 partitions: C, D, E & F Partitions C,D & F open easily but when I double click on "E" drive in my computer then it ...
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0answers
2k views

Windows 7 laptop suddenly very slow; cannot determine cause

I am working on a friend's laptop that became suddenly slow - to the point of not being usable. Boot time is fine, but Windows 7 takes forever to load and run. It is an HP Pavilion dv6. Here is the ...
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1answer
67 views

PC with SSD VERY Slow after Power Outage

I am on a HP Pavilion PC with a SSD drive for the main/OS drive, and runnning windows 7. Typically a book takes < 15 seconds from power on to login to arriving at desktop. After a power outage / ...
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0answers
54 views

How to completely copy all of the Toshiba laptop hard drive contents to another laptop?

I have a Toshiba Satellite laptop and I am buying another one, newer laptop and I have about 200GBs of stuff like games/apps on my hard drive. I could upload it online or do it with a USB drive but ...
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1answer
66 views

How to repair Windows partition after moving GRUB in different disk

I had a dual boot setup with Windows 8 and Ubuntu. The laptop has a normal HDD and a smaller SSD. Both OS were on the HDD. I decided to make a clean install of a newer version of Ubuntu on the SSD. ...
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1answer
54 views

Install C++ compiler on old MS-DOS computer with floppies

I have an old MS-DOS computer that I am experimenting with. The computer has an AMD 80386 processor, 1664 KB of RAM, a 50 MB hard drive, and two floppy disk drives: one 3 1/2 inch, the other 5 1/4 ...
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2answers
13k views

Computer hangs at BIOS screen. Cannot enter setup

I have an HP Pavilion a6500f (it's a year out of warranty) and it's hanging on the blue HP BIOS screen. If I mash F10 while it's starting up, it will say "Entering Setup..." but I will see no results. ...
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1answer
53 views

Windows 7 User profiles not functioning after SSD > HDD move

Windows 7 x64 Home P. OEM I decided to move my Users and ProgramData folders onto my secondary disk to save SSD space. I booted into "repair" mode on the windows DVD. Both drives are NTFS. The drives ...
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0answers
25 views

File recovery from phone went wrong, seems to have damaged laptop drive

I decided to recover some files I had recently deleted from a micro SD card in an old Nokia. I connected the phone to my laptop, downloaded TestDisk, and for some reason or another I selected all ...
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2answers
61 views

Using Intel Smart Response Technology (IRST) with Linux only?

I have an existing Fedora 20 installation and would like to use my newly bought 64GB SSD for acceleration purposes. Since I have a mainboard that supports Intel SRT, and RST with that, I was ...
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3answers
79 views

Does it make sense to install a SATA3 SSD in a notebook with SATA2?

I have a notebook with SATA2 interface. Most of the SSD drives have SATA3 and performance about 500 MBps (while SATA2 handles up to 300 MBps). Does it mean it makes little sense to install an SSD ...
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1answer
26 views

Investigating linux server slow down

We have a code build server, fedora 13, which was working at medium speed for 4 users. Speed means building a code branch took 1.5 hrs max duration. It was having one quad core, 8gb ram, 200gb hdd. ...
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2answers
4k views

Can't access USB drive anymore

I have a 32 GB Lacie Cookey USB flash disk that doesn't show in the Computer window but it's visible as a device. cmd > diskpart DISKPART> list disk Disk ### Status Size -------- ...
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0answers
12 views

My WD My Book World (blue rings) is not accessable

My drive shows up under the network devices. When I click on it a windows security pop-up shows asking for my network username and password to connect to the drive. I have tried I am running windows ...
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4answers
7k views

Is it possible to export a VirtualBox drive to a “real” hard drive?

I have a Windows 7 VM on my Mac OS X VirtualBox Host. The virtual drive is a dynamically-expanding with a limit of 20GB. Is it possible to export the .vdi virtual hard drive to a real, physical hard ...
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0answers
11 views

Boot Hp Pavilion from SSD

I just bought a brand new Pavilion 17-F050ND. I changed the dvd drive for an SSD. I cloned the HHD to the SSD. Now I want to use my SSD as a startup drive. Have tried various boot settings. But at the ...
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2answers
59 views

Hard drive parameter exceeded its normal operating range

I few days ago, I started seeing this message during boot: NOTICE - HD SELF MONITORING SYSTEM has reported that a parameter has exceeded its normal operating range. Dell recommends that you backup ...
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0answers
19 views

Reverse the chain of VHDs - Undo the merging

Virtual hard drives are great tool. Especially the possibility to boot VHDs with windows and the possibility to boot differencing VHDs is great. One of my use scenarios is as follows: I install ...
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3answers
6k views

Windows 7 System process reading/writing like crazy

I have a problem that my windows 7 computer sometimes starts accessing the disk like crazy for maybe 10 minutes at a time. The process in question is the "system" process. I have disabled superfetch ...
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2answers
161 views

Western Digital Elements 1TB USB3.0 Spins up and then beeps?

Well, today, I unplugged my WD external HDD from my laptop so that I could move it to a different port. I was not using any program that would be accessing the drive at the time. However, when I ...
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2answers
37 views

Expand system partition on my system disc C (Windows 7)

I have a system disc C: (Windows 7 is installed) and all installation program files (installed programs) on D: because of poor space on C:. Now I'm stuck with this question: how to increase the space ...
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1answer
2k views

Why can't RAID 0 utilise all disk space on two different sized disks?

To quote the Wikipedia article on RAID: A RAID 0 can be created with disks of differing sizes, but the storage space added to the array by each disk is limited to the size of the smallest disk. ...
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1answer
44 views

Cannot repair file in Windows 8.1

Windows 8.1 64 bit running Windows Update continuously. Suddenly I had significant problem getting the laptop started. Refresh, recovery, reset, restore did not work. Recovery would not recognize the ...
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3answers
2k views

Can I access keyboard history without a keylogger?

By accident I wrongly typed a password (twice) that I completely forgot, when I was encrypting my external Toshiba drive with PGP Disk. I have no backup, nor *.krp files to repair my key, but I am ...
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0answers
24 views

Hard drive no longer works in Windows works fine in Linux

I have a Western Digital WD1002FAEX 1TB hard drive which was installed in an external drive enclosure. The enclosure held two hard drives. The other is another WD 500GB. The 1TB drive was used as ...
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1answer
926 views

Downgrade from Windows 8 to Windows 7 goes subtly wrong, only boots with assistance of bootable USB

Here's the background: I'm setting up a laptop for a new employee. It's a Samsung NP530U3CA0JSE, a 5 series Ultrabook. Employees find Win8 unusable, but unfortunately these things come preinstalled ...
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1answer
64 views

Computer shuts down after a few minutes

So I spent all day yesterday trying to figure out what was wrong with my computer. The specs look something like this (before replacing the board): Z77 MSI M Power Samsung 840 Evo SSD 16gb Ram (2 ...
2
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1answer
67 views

Salvaging a failing SSD

I have an old 512GB Crucial M4 that failed on me (~300 bad sectors in accessible space w/ repeatable read errors, reallocation failures and significant data loss). Presumably all the mandatory OP ...
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1answer
35 views

How to get the SATA 6Gb/sec transfer rate

I recently bought a 1TB WD drive which said "Interface: SATA 6 Gb/s" but when copying/transferring files the speed is 35MB/s. do you need special cables to get that rate?
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2answers
39 views

Is there a SATA cable which can connect to multiple disks?

I have a motherboard with just few SATA slots but have to put quite few hard disks in the box, so naturally I easily ran out of free slots. I wonder if there are forked cables (I have no idea what ...
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1answer
23 views

Creating an additional partition on MBR partitioned drive with data on it

I have an external 500GB HDD which already has data on it, there is currently one partition on the drive but I need to create a new one on this drive with at least 10GB of space. I've already used ...
3
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2answers
5k views

How do I change the location of DivX cache files?

I recently installed to the latest version of DivX and suddenly found my C drive filling up with the cache files. I tracked it down to: C:\Files\My Videos\DivX Movies\Temporary Downloaded Files My ...
2
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1answer
55 views

External Seagate does not working anymore

A Seagate (500 GB) hard drive was working very well some days ago, I went to my friend and tried to transfer a 23-gigabyte game but while the transformation process the first 200-300 MB went well then ...