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

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Data transfer is extremely slow after partitioning external USB drive

I bought an external USB 3.0 drive with 500 GB capacity. OS is Windows 7. I use it with a USB 2.0 slot, no problem there. Initially I used it without making several partitions and it was very fast. ...
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1answer
758 views

NTFS Error - file system structure is corrupt and unusable [duplicate]

Possible Duplicate: windows 7: Event 55 The file system structure on the disk is corrupt and unusable My Windows 7 (64-bit) keeps completely locking up, and I have to hold the power button ...
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1answer
4k views

Any harm in swapping SATA ports?

I have 3 disks in my desktop PC (Z77 Intel Ivy Bridge chipset with 2x SATA 6gb/s, 2x 3gb/s ports). Current disk / drive letter mapping: Drive C: | SSD Intel 530 Series | Main Windows 8 drive Drive ...
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1answer
18 views

Will any SATA hard drive work with any SATA motherboard?

This is the motherboard I have: http://www.newegg.com/Product/Product.aspx?Item=N82E16813188024 My question is can I use any SATA hdd/ssd with this? ( as In SATA I, II, or III?) will a 6 Gb/s hdd work ...
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3answers
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Is a 7200rpm USB 3.0 drive going to have very similar performance to an internal 7200rpm drive or is it still going to be noticeably slower?

I use my old 500gb drive to store all temporary stuff (windows temp folder, adobe scratch disks etc), and anything that needs thousands of small files to avoid unnecessarily fragmenting my C drive. ...
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2answers
34 views

running low on disk space

I am using Windows 7 installed on a 120 Gb SSD. Today I have noticed, that there is only 2GB of free space left on it, so I started to clean things up. I realized that only my user profile takes ...
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1answer
9 views

Usefulness of badblock on modern storage media

If I understand it correctly, badblocks just writes somewhat elaborate patterns to the supplied block device and reads it back. With modern hard drives doing extensive caching, sometimes have included ...
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7answers
9k views

Can someone explain RAID-0 in plain English?

I've heard about and read about RAID throughout the years and understand it theoretically as a way to help e.g. server PCs reduce the chance of data loss, but now I am buying a new PC which I want to ...
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0answers
11 views

Import foreign disks in RAID-0 config

I've to import 2 disks in RAID-0 into another computer. Both source and target PC run Win8. In the target PC I see two foreign dynamic disks and when I right-click on any of those and then I select ...
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1answer
46 views

Cloned disk isn't bootable

I have a Macbook Pro which has a Windows installation on one of the partitions. I bought a new desktop with a new SSD and wanted my Windows install from my Macbook on the new SSD. So I cloned the ...
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2answers
4k views

Mac OS not allowing for disk partition

I tried adding a disk partition through Disk Utility on a Retina MBP under OS X 10.8.4. It was supposed to be a small, ~20 GB ExFAT partition on a 512 GB disk. For some reason, my disk was ...
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1answer
39 views

Windows 8 Desktop won't start up

My Windows 8 PC won't start up. When I power it on, I see the Acer splash screen, but then I get an error screen with a code 0xc000021a and then it reboots and tries to repair disk files, but fails ...
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5 views

Failover of Windows Storage Spaces

I am building a home server with an HP Microserver hardware. I installed Windows Server 2012 Datacenter on it. In order to take advanced of data protection, but without spending large money for a ...
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4answers
11k views

How to repair—or recover—data from a dropped portable external hard drive?

I accidentally dropped my 500GB Buffalo MiniStation portable hard drive on the ground. It was still sorta working afterward, but just EXTREMELY slowly. I then ran the Mac “Disk Utility” hard drive ...
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2answers
32 views

512B to 4KiB (Advanced Format) HDD cloning with dd

What is the best practice to clone with a dd an existing 512-bytes-per-sector HDD (whole disk, not specific partitions) to a modern 4-kibibytes-per-sector Advanced Format drive? What options should be ...
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2answers
23 views

Use system reserved partition to create another partition

I have deleted the System Reserved Partition of 100 MB in my pc, a screen shot of the Disk Management shows like this: Then I tried to create a primary partition by merging 101 MB and 11GB ...
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1answer
27 views

Move PageFile to another disk

I would like to remove the pagefile from my SSD drive to my 1TB hard drive. The answer below goes a long way to solving the problem. How can I move the page file to another physical disk location? ...
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1answer
47 views

How Do I Properly Disable Intel SRT & Remove the SSD Cache Drive?

I bought a Dell XPS 8700 which comes with a 2TB HDD paired with a 32GB SSD cache drive using Intel's SRT technology. I'd like to install a new 512GB SSD for the OS and use the separate 2TB HDD as a ...
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2answers
560 views

Chkdsk An unspecified error occurred 6c6f6766696c652e 29c

UPDATE: It was a bad SATA cable. I ran the chkdsk /R command on an external WD 1TB hardrive connected via SATA. Here is the output log from chkdsk from event viewer. Not sure what the error message ...
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3answers
2k views

Can Windows XP be installed on a partition that starts at sector 64 (on Advanced Format 4k drives)?

I could manually create 4k aligned partition (with linux tools, eg. live cd), that would start at LBA sector 64 (not at sector 63 as default in Windows XP installer). I do not remember, but I guess ...
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4answers
16k views

Is it beneficial to enable Rapid Mode on a Samsung solid state drive?

I recently bought a Samsung 840 EVO 500 gb solid state drive for my laptop. There's a feature (disabled by default) called RAPID (Real Time Acceleration Processing of I/O Data) Mode. From what I can ...
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1answer
28 views

Install UBUNTU from usb to usb without touching laptops HDD

I have one USB drive with installed ubuntu 14.04LTS Bootable. I then have another usb stick ( 32GB high speed ) and I want to install ubuntu on that one so I can use it as a normal installation. (I ...
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2answers
31 views

Sony HDD Protection - Would the laptop work whilst in freefall?

I often have to move my Vaio around and most times the HDD Protection engages. After reading a bit about it I gather it's function is to protect the Hard Drive from falls/drops, so I wondered... If ...
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4answers
275 views

Can I copy the Macintosh HD to migrate my data to a new Mac?

I want to get a new Mac. Can I simply dd a disk image from my older mac's hdd to the new Mac with a bigger HDD (this will be further partitioned, but the old osx drive will fit within one OS X-style ...
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1answer
288 views

Can I copy files automatically from a hard-drive when it is inserted?

Is there a way to start coping all the files from a external hard-drive to another external hard-drive automatically when it's inserted? I don't know the drive letter of both drives before. Is this ...
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1answer
33 views

Unable to merge Primary and Logical paritions

I'm trying to increase the size of my C: drive(boot) I want to reduce the size of my D drive and merge the unallocated partition to C drive. I've tried the Disk Management tool in Windows 7, but that ...
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3answers
2k views

PCI-E x8 Raid Controller in a x4 Electrical/x16 mechanical slot

After exhaustively searching around on the internet and here at superuser I couldn't find a definitive answer to this. I've heard how with some devices they work with less pci-e bandwidth even if they ...
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1answer
50 views

What is the largest capacity hard drive and the maximum amount of RAM I can put in a Dell Optiplex 960?

I just bought a Late 2008 Dell Optiplex 960 from my universities surplus store. Here is a detailed Technical Guide. I am going to purchase more RAM so it has 8GB DDR2 800MHz(which is supposedly its ...
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0answers
20 views

Online-Only Availabilty OneDrive files still consuming space

I have a video library in OneDrive that I want configured so they do not consume local hard drive space. To do that, I right-click the top level folder and choose "Make Available Online Only". When ...
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2answers
43 views

Is there any option to quickly scan an entire hard drive for bad blocks?

I have a 1 TB HDD so I want to test for bad sectors or bad blocks but badblocks takes a LOT of time in Linux (barely 4.66% done in 6 hours 3 minutes). In Windows however chkdsk scans in a few seconds ...
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2answers
6k views

How can I repair Mac OS Extended Journaled Hard Drive that doesn't show up in Mac Finder or Disk Utility

I have a 120 GB Seagate SATA hard drive formatted as the default "Mac OS Extended Journaled" in a 2006 MacBook with Snow Leopard. It also has Windows XP installed with BootCamp. Everything worked ...
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2answers
3k views

SATA HDD suddenly stops being detected by any computer

So I have a 500gb Seagate HDD that, after powering down my computer one day, stopped being read by ANYTHING. It's not a mechanical error that I could diagnose; it spins up and down quietly and makes ...
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3answers
23k views

Windows 7 svchost.exe (LocalSystemNetworkRestricted) reading/writing like crazy

I'm trying to understand why my Windows 7 machine is constantly reading/writing to the HDD, making everything go slow. As you can see in the screenshot, resmon reports that there is a lot of disk ...
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1answer
232 views

Disagreement in S.M.A.R.T info from different tools

I checked my old(purchased in 2009) SAMSUNG HDD with two tools. One is CrystalDiskInfo(CDI) and the other one is HD Tune(HT). At first, with CDI, no problem was detected and it just said 'Good'. ...
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Anything I can do about erratic hard disk drive speeds

I don't seem to have very good luck with hard disk drives these days; 3 side-by-side (non-RAID) drives on my machine, replaced 5 drives in the last 4 years. My problem of the moment is that my largest ...
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4answers
8k views

Chicken and Egg: Can't Restore System Point and Can't Run Scan-Disk

I have an awesomely evil hard-drive corruption of some sort going on with my Windows 7 installation. Whenever I schedule a scandisk and restart, Windows tells me that the hard-drive is corrupted and I ...
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1answer
1k views

Corrupted files, hard drive test?

I'm currently on a macbook with a 1TB external hard drive connected trough a USB hub wich is connected on my macbook. The problem is, my disk, wich is partitioned in 2 (one HFS+ and one NTFS) keeps ...
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0answers
93 views

PC won't boot from flash drive after computer hibernated (grub on hdd corrupt too)

I had 3 OS installed: Windows 7 , Fedora 17 and Mageia 2 in my Acer Aspire 4253 laptop. I deleted the partition of Mageia and my grub got corrupted. I didn't have an installation DVD of either Win7 ...
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1answer
33 views

Can I recover corrupted files from a hard drive? [duplicate]

I have an external hard drive, on which some of the files show up to be corrupt. I have not formatted the drive by accident or anything like that. I just put my data on it, which I wanted to read back ...
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2answers
79 views

How To Fix Seagate 250GB Loud Screeching Noise

This hard drive has my Xbox files on it,in which i need,and i have already taken it apart and all in a clean environment,and it started by making a buzzing noise,and then when i got the head ...
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1answer
5k views

WD MyBook Essentials HDD shows up as “unallocated” when connected as an internal drive

Having decided that I no longer needed my 1TB WD MyBook external harddrive to be portable, I disassembled it and connected it as an internal drive on my Windows 7 PC. However, it did not show up in ...
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2answers
704 views

Cause of disk data corruption?

I have had in the recent weeks several cases of data corruption that occurred while copying files from one disk to another. Question is: what can be the cause, and how do I pinpoint it? Some clues: ...
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4answers
4k views

Can't see disk in Windows explorer

I purchased a new 4TB HDD and put it in an enclosure for external use. I formatted that HDD using the disk management tool (as GPT rather than MBR) and assigned a drive letter to it. I was able to use ...
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2answers
41 views

Weird drive popped up randomly

I just had a random drive pop up as I was doing a defrag on my hard drives (windows 8.1) and I have no idea what it is or what it does. It's called: \\?\Volume{5a1f49... what is it and is it harmful ...
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1answer
50 views

Raw reading USB mass storage or SCSI

Wife's USB HDD has a slight issue where a folder refuses to open (NTFS filesystem). I have been able to image the drive with Linux but for one sector (sectors are 4096 bytes). Reading that sector ...
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How do I copy the whole harddisk into a folder using testdisk?

After years of usage, my laptop's internal hdd finally gave up. With a help of a friend, i managed to "tape" my internal hdd as external hdd. Currently, the broken hdd is connected by usb to another ...
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1answer
3k views

Have two partitions in RAID1

The answers are unclear wherever I look. I have two 2TB drives for a RAID1 and I want to mirror them while having two partitions on the drives. One partition will be 100GB and contain programs, the ...
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3answers
68 views

Why copying takes time across partitions on the same disk? [duplicate]

This is a possible duplicate of Moving files from one partition to another on an SSD When I copy files from C:\...\Downloads\ to C:\...\Desktop\ it happens instantly, I suppose this is because the ...
5
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3answers
2k views

What to do with a USB hard drive that is not recognized by any computer

I have a USB HDD that was disconnected from a computer in an improper way. Since than, connecting this disk to any computer has almost no effect: the only thing that changes is the HDD's blue LED ...
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2answers
140 views

Fix BSOD error 0x7B without reinstallation

I recently upgraded my machine from a z87 platform to an X99 platform (specifically the Asus x99 Deluxe + 5930k), and when I went to transfer my old SSD containing Windows 7 Pro x64 to the new build, ...