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

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6
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236 views

How do I evaluate an SSD caching solution for home desktop use?

I've got a 30GB SSD that I would love to start using as a cache for my larger HDDs. I primarily want to improve apparent performance for general desktop use. I do the occasional massive DB migration ...
4
votes
0answers
628 views

Reading bad blocks from hard disk too slow in Linux

I'm trying to recover data from an old 320G hard drive (full of bad sectors) to a new one. I found that ddrescue is a good tool for this task due to it's smart algorithm. I have already done this once ...
3
votes
0answers
40 views

Ubuntu won't boot with 4 hard drives

I got two HGST 4TB HDD's for my birthday and I'm trying to put them in my media center which already has a 128GB SSD and a 2TB HDD. The motherboard is an ASRoxk E350M1 which only has 4 SATA headers so ...
3
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0answers
108 views

SMART User Capacity and fdisk -l size value differ. Why? Security issue?

I'm just wondering why the size of my drive that smartctl ("User Capacity") shows differ from the value that fdisk -l, dmesg, hdparm shows and differ from the drive specification values from the data ...
3
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0answers
979 views

What might cause an increase in offline uncorrectable and pending sectors counts on an *idle* drive?

I have a Western Digital Elements Desktop USB-connected hard drive. Basically, it's a glorified package for a WD30EZRX drive. I use it to hold system backups (old now, at that), so there's nothing ...
3
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2k views

Windows 8.1 - Why are there multiple recovery partitions in the system?

DISKPART> list partition Partition ### Type Size Offset ------------- ---------------- ------- ------- Partition 1 System 500 MB 1024 KB Partition 2 OEM ...
3
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86 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 ...
2
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36 views

An internal, Windows 7 installed drive fails to boot after transforming into external drive

I have installed Windows 7 to my HDD. I also have Ubuntu 14.04 on another partition on the same drive. During boot, via GRUB, I select which one I want to load. Recently, I upgraded my HDD to SSD. I ...
2
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0answers
53 views

Boot from CD using UEFI instead of BIOS

I have a Lenovo IdeaPad Y510P. This is my last attempt at recovering my computer, as my recovery partitions are gone and I cannot boot into my computer otherwise. I have Windows 8 x64 OEM installed. I ...
2
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0answers
33 views

SSD stays inactive during startup/shutdown

This morning I upgraded my laptop replacing the old 5400 rpm hdd with a new SSD (Kingston v300 480gb). Performance look good, both on benchmarks (crystal disk mark) than on personal feel. I'm ...
2
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38 views

Is my SSD starting to fail?

I have Plextor 256 gb M2P which is only 3 years old. I tried to make a backup image of my system drive with reflect (macrium) and windows backup but it both fails each time with an IO error. Altough ...
2
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26 views

Combining two disjoint ddrescue backup images

I have a 3 TB drive which recently started to malfunction. I was using the ddrescue utility on Debian to read data off the disk to a different external hard drive. However, after 2 TB of data had been ...
2
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0answers
42 views

Weird Windows Partition Problems: Partition inaccessible to Windows, but fine everywhere else

So, I have a bit of a problem and no amount of searching could find the answer. That's shame, because I have horrendous social anxieties and usually I'll fix something myself, if I can. The issue ...
2
votes
0answers
187 views

Unable to mount location after installing Linux Mint

I have been using Ubuntu for a while, but I decided to move to Linux Mint. I removed everything and clearly installed it. After the installation there are two parts which are File System and Toshiba. ...
2
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0answers
31 views

How to boot encrypted drive

i have a laptop installed with endpoint security disk encryption. I create a live usb to boot linux, but it doesn't work. Is there a way to boot a usb thumb drive from an encrypted disk? do i need to ...
2
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0answers
41 views

My HDD shows up in device manager as Unknown Device

I had a Seagate 1TB HDD in my computer. At that moment the program O&O was running and doing a defrag on that HDD. It's not my primary HDD. However, I did a restart on the computer after stopping ...
2
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0answers
33 views

Dual boot, 4 disks, raid0

I have windows 8.1, and ubuntu 14.04 on the Disk 0. On ubuntu the four disks are merged. on windows i want to merge disks 1,2,3 (the windows half). but when i click to new striped volume, it says ...
2
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0answers
45 views

Is it necessary to do a block copy when replacing Windows OS?

So, here is what I did: I made an image of my 400GB OS partition with the following command: wbAdmin start backup -backupTarget:F: -include:C: I tried to split the partition into C: (100GB)and ...
2
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0answers
169 views

restore failed-error coded=0x3ed (the volume does not contain a recognized file system drivers are loaded and that the volume is not corrputed)

I have an aspire z3101-u4062 that was donated to me. the previous owner pirated movies and went on bad web sites The computer most likely got a nasty virus. I turn on screen it just flashes a small ...
2
votes
0answers
51 views

Warranty on server grade hard-disks. Is that a good thing?

I couldn't come up with a better question and I hope this does not belong to server fault. Recently I obtained some western digital RED hard-disks, which are specially build for NAS. They come with ...
2
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0answers
30 views

Best practise for debbuging hdd

I just logged onto my machine when suddenly ls gave me an Input/output error. After rebooting the machine /dev/sda1 could not be mounted. dmesg results in : [ 545.691453] EXT4-fs (sda): VFS: Can't ...
2
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69 views

RAID-0 setup, 1 broken drive, still 1 partition seems unharmed. Why?

It is not my setup and I do not know a lot about RAID, so I have trouble analysing what is going on here: What I observed: Two 1 TB HDDs are in a RAID-0 Array GParted sees 2 (1 TB) partitions ...
2
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403 views

HDD very slow performance after full copy from SSD

The PC: Core i7-4770, 16GB RAM. There are 120GB SSD and 1TB HDD (new without any bads). On the SSD I had Windows 8.1 installed with all other stuff. Someday all programs exceeded 120GB limit and I ...
2
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146 views

Missing Hard Drive Space

I tried to shrink my C: drive from 600GB down to 300GB and it worked fine initially. Then I booted into my other OS and shrunk its partition down as well. When I booted back into Windows Disk ...
2
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324 views

hard drive detected internally but not externally

I have an acer laptop with a WD hard drive I have been using for about a year. Of late I noticed my system slow down dramatically. Further inspection revealed that the hard drive was going bad. The ...
2
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0answers
69 views

Preventing unused spare hdd from spinning up during suspend and shutdown

I recently replaced my sata hdd with an ssd, and keeping the hdd in as a spare. It's not used, not event mounted to filesystem. Yet, when suspending or shutting down the system, it quickly spins up, ...
2
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0answers
208 views

Why won't my SSD boot when it's cold?

I know that some SSDs rarely have an issue with "cold boots" under certain firmware and software configurations. However in this case I have had two SSDs (different brands) that would literally not ...
2
votes
0answers
46 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
0answers
98 views

btrfs does not show drive as missing

I am trying out btrfs and I noticed some funny behaviour: I have two drives in a raid 1 configuration. sudo btrfs fi show Label: none uuid: 52b9c6f6-ce5c-4727-861e-e2fd012e475f Total devices 2 ...
2
votes
0answers
32 views

Unable to See Partition While Installing Windows XP

Sorry if this has been asked and answered before. I have a 500 GB HDD that had three partitions and am looking to combine into one so I can re-distribute the space and reinstall WinXP and W7 for a ...
2
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459 views

Error mounting external hard drive

When I tried mounting an external hard drive connected via usb I got the error quoted below. So far I've tried using ntfsfix and chkdsk. My operating system is Arch Linux and the drive is NTFS ...
2
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0answers
123 views

Safe option to handle NTFS on Mac

What are the risks associated with the following methods and which one is the less likely to damage the OS or the drive? Tuxera/Paragon OSX "native" NTFS support (via terminal tweak) Windows Virtual ...
2
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0answers
49 views

Long response time from HDD

I've faced weird issue with my HDD. I bought it new on august, the model is: WDC WD10EZEX-00RKKA0 After 10 minutes it starts to freezing every time i make any request to HDD. At first i thought it ...
2
votes
0answers
473 views

NASWare vs. NASWare 2.0

Can someone outline the difference between WD's original NASWare firmware and the new NASWare 2.0, used in their RED-series HDD's? I can only seem to find features of the new NASWare 2.0.
2
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76 views

Disk Image Clone Issues

So, here's my situation. I have a 1TB HDD that I want to clone onto a much faster 120GB SSD, without particular partitions. The software which came with the SSD, Acronis True Image HD, keeps running ...
2
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0answers
59 views

Can not copy files after installing windows

I am experiencing a weird problem. I was running Xubuntu on my laptop until yesterday that I had to delete Xubuntu and install Windows. I had a NTFS partition on my Xubuntu that I kept some files on ...
2
votes
0answers
1k views

Use NTFS HDD with FreeNAS

I'm making my old pc into a FreeNAS server to share my files in my home network. I have the server already up and running ok but I bumped into a problem when I tried to add 2 HDDs. For some years I ...
2
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0answers
166 views

Werster Digital WD20EZRX 2 TB drive not showing in Windows xp but detects in ROM

I have system with Processor: core 2 quad q9650 Motherboard: Intel DG33FB mother Ram: 4GB I have dual operating system Windows Xp pro 32 bit and Windows 7 Ultimate 64 bit operating system installed. ...
2
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0answers
158 views

Ubuntu 12.04 unable to mount first partition of internal hard drive

I used to have Windows 7 installed, but some day it crashed (or the hard drive crashed, I'm not sure) and the laptop wouldn't boot. So I decided to boot Ubuntu 12.04 from a CD and it worked. For ...
2
votes
0answers
227 views

Problems with buffered disk read performance

I have two identical linux boxes (running ubuntu 13.4) with identical hardware including a WDC WD20EARS hard disk. I noticed that my main system got unsually slow and performed a number of HD tests. ...
2
votes
0answers
50 views

Hard drive copied itself to another drive

I have 5 hard drives on my computer. The first contains a Windows 7 installation The second and third are drives I use to store data and media. The fourth is an Ubunut installation The fifth is an ...
2
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0answers
989 views

hard drive raw read error rate 9

My main HDD is about 2.5/3 years old. All that time, it has been running with about 40-45 (temperature). I have had a HDD failure before and it was really frustrating, I don't want that to happen ...
2
votes
0answers
425 views

TrueCrypt system encrypted drive fails to load Windows

I have full system encryption on my Win 7 Pro/64 hdd. I boot the machine and enter the TrueCrypt password, and Windows starts to load but fails with the error message "The boot selection failed ...
2
votes
0answers
270 views

Copying certain files between two SSD's is really slow

I have a couple ~1GB folders that I am copying from my 128GB Samsung 830 SSD to my 250GB Samsung 840 SSD (Brand new). It goes at around 250MB/s as expected for the first half, but then it stalls ...
2
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0answers
580 views

mdadm RAID monitoring no DegradedArray email

So, I have a couple of MDADM RAID arrays and I want to set up monitoring with email notifications for drive failures through sSMTP but I can't seem to get it working. The system in question is a ...
2
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0answers
63 views

windows 8 & 7 on separate HDDs

I had windows 7 on my old hard drive then I bought a new one so I decided to install a win 8 on it . now I have them on separate disk and if I want to use one I should select that Hdd on setup boot ...
2
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0answers
62 views

dd backup produces bigger image file

I created a disk image with dd. The hard disk capacity is 2 GB. However, the image produced a 3.8 GB file. I used: dd if=/dev/mmcblk0 > /mnt/sd/disk0.img (where mmcblk0 is a microSD card, with 3 ...
2
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0answers
749 views

New Sony Vaio S15 HDD clicking sound

I have a 3 day old S15 vaio. The performance is ok. No freezing or anything like that. But from the hdd I hear a clicking sound. Not a continuous sound. Typically I hear it when I am not touching ...
2
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0answers
86 views

How to move a win xp installation from two partitions of same HDD to two separate discs?

I have a question regarding windows setup: I have a win xp installed like this: one disk drive with two partitions C: - system data, etc. D: - all user data (user accounts) now I bought an SSD ...
2
votes
0answers
476 views

External HD Hitachi XL1000 doesn't work

I have an External HDD Hitachi XL1000. I use it on Debian Wheezy and Windows 7, both worked perfectly. After backing up my files to format Win7 PC, the HD don't work anymore. When I plug in the ...