Questions tagged [bad-sectors]

Use this tag when referring to bad sectors on a hard drive. This is similar to bad clusters or bad blocks. Suggested use is for questions about possible failure of a HDD.

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24 views

Can't install windows 8.1 - setup stucked

Recently I got a desktop with a hard disk Toshiba 500GB which has windows 7 installed on it. When turning on the computer, windows logo appears and it does not go beyond that. After about 30 minutes ...
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26 views

At what point should a HDD be replaced?

I am getting a warning for pending sector count and shrinking the partition to create a second one failed several times. There are no visible signs beside that. chkdsk didn't change anything. Should I ...
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51 views

How to recover soft bad sectors

How to get rid of soft bad sectors obtained from cloning a faulty disc? I have a EFI HDD with some bad sectors from a DELL computer. It's been causing headache for quite some time. So want to replace ...
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2answers
266 views

Recovering from “failure reading sector”

When I boot up my laptop (with only opensuse installed, no other OS on it), I'm greeted with error: failure reading sector 0x802 from 'hd0'. and get put into GRUB rescue prompt. I used the original ...
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Defective SD card or not? CHKDSK contradicts itself in scan report [duplicate]

Scans of a SD card in Windows PC lead to chains of clusters with similar numbers. Does this point to decfective SD card rather than to other possible causes (bad card reader, problems with flashcard ...
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119 views

Strange HDDSCAN results, consecutive bad blocks

I'm doing VR-Verify; All bads are consecutive, starting at around ~20-22%, and the percentage hasn't moved for the whole duration of bad blocks. HDD was quite slow lately, especially on boot, could ...
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1answer
126 views

How likely is the last block of a drive to be a bad sector?

This is a follow-up question to this one, where zeroing the disk with dd would give me an error towards the very end of the drive. I then set about trying to determine whether this was a bad sector, ...
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161 views

Advice on replacing hard disk with bad sectors

So recently my I encountered an event 11 atapi error in my event viewer. It says The driver detected a controller error on \Device\Ide\IdePort0. I am running Win 7 SP1. This all started after I ...
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Strange SSD issues, need asssistance please

So for some reason my boot drive ssd just kinda seemed to have broke. I went to shut down and the system froze during shut down, had to hard restart. When I did the label on my ssd changed from ...
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2answers
120 views

How to backup data to stand up bad sectors?

I use Windows. A year ago, I backuped my D: disk (500 GB) with Macrium Reflect (it stores file in its own format mrimg, similarly to DriveImageXML stores .xml) to external HDD. I don't remember if i'...
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41 views

How to correctly parititon a drive after a gddrescue with different physical sector size

Alright so I have been thinking about upgrading to an SSD for a while now, since my HDD was old as hell and was already getting some uncorrectable sectors as the replacement sectors were already ...
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377 views

How to scan boot/system drive for bad sectors on Ubuntu machine?

My workstation, an Ubuntu v14.04 (Trusty) machine, has two system boot options. I can run Windows (for protools and music recording), but more often I boot up into Ubuntu for software development work....
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How to prevent bad sectors?

I used to have bad sectors on my SSD about one month ago. I had fixed them through performing one level of zero formatting. However, after few days, when I was rechecking, I have found bad sectors ...
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SSD - Disk is OK, one bad sector

The make is Crucial MX500 2.5-INCH SSD 250GB, I bought it a half year ago and so far it works flawlessly, fine quality piece of hardware I must say. My laptop is w/o battery and I guess sometimes I ...
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401 views

How to avoid data loss due to disk bad sectors?

As the title says, I am concerning about, how can we avoid data loss due to harddisk (either mechanical HDD or SSD) bad sectors. \ More information \ Question is well defined. Question ends here. ...
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2k views

Input/Output error on external hard drive and bad sectors

While accessing my exFAT external hard from the TV to watch some videos, I noticed that there was a particular folder on it that would make everything crash if I'd try to open it. So, I plugged the ...
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204 views

How to add bad sectors on dvd video disks

I'm looking for a way to add bad sectors into a video DVD (and it can still be playable on home DVD players), or a manual way using multiple softwares or using Hex editors etc. I know a lot (not ...
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1answer
1k views

Clone hdd with a few bad sectors

I want to clone my hdd before it dies. I have narrowed down the bad sectors to a very small area. It is small but has caused a lot of problems from time to time. When I try to clone, it gets hung up ...
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1answer
1k views

Reallocated sector count high and increasing

I have an old Western Digital HDD which started getting some bad sectors by a bad SATA cable, after replacing the cable I tried to fill the disk with zeroes using dd utility but it kept returning I/O ...
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1k views

Bad Sector: Do I need to replace my hard disk?

Recently my computer started to behave strangely. It hangs or stops responding suddenly, some known and unknown programs (system applications I think, and others too) starts shutting down all of a ...
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302 views

Detecting bad blocks/ sectors on modern (spinning) drives and script to monitor SMART info

I'm currently scanning a number of old drives to detect errors. If you google detecting bad sectors on a mechanical spinning disk (rather than ssd) you'll usually come across: windows chkdsk/r ...
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1answer
892 views

Why is PhotoRec taking so long and claiming it will take 480,000+ hours to complete pass 1?

So I've got a 3TB hard disk with bad sectors attached to my MacBook Pro 2015 via a USB 3.0 to SATA adapter from Unitek. I'm trying to run PhotoRec (a part of the TestDisk suite) with maybe 10 common ...
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2k views

Even weirder “Error splicing file: Input/output error”

I know this is the n'th question out there on the "Error splicing file: Input/output error" message, but I'm experiencing some behavior inconsistent enough with the other posts I'm reading to merit ...
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Are there any issues with recovering bad sectors in a HDD?

I'm using the "HDD Regenerator" program, registered version. I want to recover the bad sectors in my HD that has Windows 7 Ultimate OS installed on it. I created a boot-able USB stick to be able to ...
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1answer
1k views

HDD: lost partition table and bad sectors

I have an issue that's been running for the past few days. This weekend, I could use my external (Seagate Backup Plus Slim) HDD just fine, I even put a couple dozens GigaBytes worth of movies on it ...
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1answer
756 views

I can't change SATA hard disk (working in UDMA) to PIO mode in Linux

I'm trying to disable DMA in my SATA 3.5" hard disk drive to work in PIO mode because for recovering some bad sectors from a failing disk with GNU ddrescue I am using PartedMagic Linux live CD and I ...
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38 views

Read only file system after reformatting and repartitiniong

I am facing some issue in my one of hardisk. I have cleaned it completely, scanned it for bad sectors and reformatted it but again it giving me readonly file system error on next day. Here is ...
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683 views

Can I repair/reuse a dying hard drive?

I have a harddrive that's giving lots of read/write I/O errors, bad sectors, general malfunctioning. It's a 2 TB caviar green Western Digital. The disk is dying, not dead, so it's recognized by my ...
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1answer
515 views

Why can't the last few sectors be included in a partition?

When partitioning with fdisk the last few sectors cannot be included in a partition, as far as I have experienced. I always thought this is due to MiB- or IO-block-alignment, but I just realized that ...
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2k views

Create smaller partition to cope with bad sectors on 2TB HDD

I have a 2TB WD (My Passport Ultra) external HDD that has developed bad sectors, and I want to continue using it for non-essential/non-critical storage (I fortunately recovered all data that was on ...
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3answers
653 views

Leaving bad sectors in unformatted partition?

Laptop was acting really weird, and copy and seek times were really slow, so I decided to scan the hard drive surface. I have a couple hundred bad sectors all clustered up in last couple of gigabytes ...
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1answer
108 views

Sudden decrease of hard drive sectors

After a crash and a reboot I noticed I'm suddenly unable to mount one of my hard drives and got this error message instead block count 488378134 exceeds size of device (488377869 blocks). I got two ...
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51 views

External Hard Drive: Is it bad or still good to use?

I have an external HDD (Seagate Backup Plus 2TB) and it had some problems lately, therefore I had run some test on it and it turned out to have some… problems, if I can call them like that. Below are ...
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1answer
535 views

Which partition does this chkdsk message refers to?

I have a "bad sectored" hard drive and going to back up its data, i decided to run chkdsk /f /r command for fixing errors on most problematic partition and making disk stable for a while. but while ...
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1answer
170 views

S.M.A.R.T pending and offline sectors warning

Here are information on my 8 month armor a 65 external hard drive by HD tune HD Tune Pro: PHD 3.0 Silicon-Power Health ID Current Worst ThresholdData ...
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2answers
587 views

Get a list of files located on a range of potentially bad sectors in NTFS

I have a 3TB hard drive which had 16 bad sectors according to SMART data. I ran a surface test with HDSentinel, which increased that number to about 100. Then I directly copied directories to a ...
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1answer
2k views

How do I find if there are files at a specific bad sector?

I cloned my failing HDD with Clonezilla with --rescue option and it listed many bad sectors. Some bad sectors were 3194529280, 3194529792, 3194530304, 3194530816. How do I find out which if any files ...
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1answer
7k views

CHKDSK Unspecified error occurred (766f6c756d652e63 470) [closed]

I've got a problem with a Lenovo laptop that sometimes it can boot to Windows and mostly it just hang at the Lenovo logo. I tried to boot from USB and did a chkdsk /b /v /f /scan c: and following is ...
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2k views

2TB HDD, bad sectors in one area around 3GB, can I safely use it if partitioned beyond that defective area?

My main HDD is a 2TB Seagate ST2000DM001. Recently I got weird issues which turned out to be related to bad sectors (the HDD disappearing all of a sudden from the system, a BSOD with no other likely ...
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109 views

Hard Drive Failure - Next Steps and Process

I have a 2TB Barracuda that has some bad sectors (detected via CrystalDiskInfo). When I turned on my computer, I cannot detect my D:, E:, F:... which are all mapped to my failed disk. What I mean is ...
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2answers
207 views

Considering severity of HD S.M.A.R.T. readings

I found out today that my laptop's HD threw a SMART error. I've gone through the motions and did an OS partition clone and backed up valuable data. This is a work machine and I'm on a very tight ...
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16answers
25k views

How can I intentionally break/corrupt a sector on an SD card?

I need to test the resilience of some read/write code for some embedded hardware. How might I sacrifice a few SD cards and break several known sectors for a controlled study? The only thing I can ...
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1answer
2k views

How do i find bad sectors on my HDD when Windows 10 native programs/apps/services says there are none?

The situation: Hardware: a Lenovo GS50-80, 1 TB 5400rpm, RAM 12 GB My Window 10 sometimes freezes, sometimes for five minutes, whenever it tries to read certain older files, and it affects ALL of my ...
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110 views

clonezila reads bad sectors but I don't have any

I am trying to clone my hard disk windows XP home edition , using clonezila live booting from USB. I also checked the option * rescue , but still stops at 6.38% and after a short time clonezila ...
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531 views

How to know if bad block is logical or physical?

I cannot read some files from external disk (NTFS system). Windows cannot read from this disk now. I am just scanning the disk using badblocks (Linux). The program prints a lot of bad blocks. I ...
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2k views

Pending Sector issue. Does this mean the HDD is failing?

My speed fans smart test said I have 5560 pending sectors. Does this mean the HDD is failing? The computer is a Toshiba Satellite P755-S5390 I have had it since 2012. I have recently gotten BSODs so ...
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1answer
2k views

Explain me fsck_hfs output

I am trying to check external USB 3.5" HDD for bad sectors and fix them if possible. $ sudo fsck_hfs -fy -S /dev/disk2 Gives following output: ** /dev/rdisk2 (NO WRITE) Scanning entire disk for bad ...
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542 views

Where do hard disks store spare sector pools for remapping bad clusters?

Modern hard disk firmware is programmed to replace bad sectors with good sectors from the HD's spare sector pool. These are some questions about where physically on an HD this pool might be located. ...
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480 views

Typically how many remapped sectors are allotted per GB by HD vendors?

Some general questions about how much space is used and allotted for replacing bad sectors in modern hard disks: Typically how many remapped sectors are allotted per GB by hard disk vendors? This ...
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231 views

SSDs are constantly dying in a new PC

I recently got a new PC and assembled all myself. I'm casually gaming on it about 1 or 2 hours every other day. The issue is my SSDs are going bad every few days. First disk worked for a few days and ...

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