The tag has no wiki summary.

learn more… | top users | synonyms (1)

0
votes
1answer
86 views

Cloning a 512 sector size to Advanced Format WD Black drive

I have a old WD Black drive that is not Advanced Format. Due to it having one bad sector in a unused area I need to clone it to a new hard drive to avoid losing data. Unfortunately the same model of ...
0
votes
2answers
31 views

Partition Hard disk with start sector 1

I have a new Hard Disk which I want to use for NAS drive. The requirement is that the partition as seen in fdisk should be as below. Device Boot Start End Blocks Id System ...
2
votes
4answers
2k views

Is it possible that an SD card has 100% bad sectors?

I have an SD card which have been used in a photo camera for some months, and it's been working perfectly fine until today. It failed when we were just browsing pictures in the camera screen (so it ...
0
votes
0answers
12 views

accesing G-listed sectors

is it possible to acces g-listed sectors? in the scsi protocol I can get the amount of g-listed sectors via a a scsi command however I wonder if I can try to read from them. maybe with a direct read ...
1
vote
0answers
65 views

What are the differences between Host Protected Area (HPA), Device Configuration Overlay (DCO), and service area of a HDD/SDD?

I'm confused about the differences between the Host Protected Area (HPA), Device Configuration Overlay (DCO), and the service area of a HDD or SSD. From what I gather on the wiki pages, disks can have ...
9
votes
1answer
4k views

Is it possible to create a software RAID 1 with different sector sizes?

I bought a hard drive of a different model to my main drive and tried to mirrored them, but the following error message came up in Windows 7 Virtual Disk Manager: All disks holding extends for a ...
0
votes
0answers
88 views

Can a USB pen drive have sector size > 512 bytes?

Hard-disks, these days, can have sectors sized from 512 to 4096 bytes. I would like to know if the same is also possible with USB removable storage media (flash drives, or pen drives). Context: I ...
7
votes
2answers
953 views

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, ...
0
votes
1answer
32 views

Unable to access 15 GB partition?

I have 250 GB HDD. I have created 5 partitions of it. Unfortunately, I am unable to format, delete, access my 5th partition which is of 15 GB. It says that it is Unallocated. If it is unallocated then ...
1
vote
1answer
307 views

Mismatch between CxHxS and “total number of sectors”

Model: ATA ST320LT007-9ZV14 (scsi) Disk /dev/sda: 38913,80,62 Sector size (logical/physical): 512B/4096B BIOS cylinder,head,sector geometry: 38913,255,63. Each cylinder is 8225kB. Partition Table: ...
2
votes
2answers
121 views

Tool to Save a Range of Disk Clusters to a File

Yesterday I deleted a (fragmented) archive file only to find that it did not extract correctly, so I was left stranded. Fortunately there was not much space free on the drive, so most of the space ...
1
vote
1answer
33 views

Recover Bootable USB disk data

I have a bootable USB disk. There is a program in the USB disk for controlling a micro-controller. Yesterday my friend did a big mistake. He connected the disk to his laptop, and after creating backup ...
2
votes
2answers
107 views

What does a file system scan really do?

How do file system scans (like CHKDSK or fsck) really work? I know there are full applications with lots of options, but how do they scan for "bad" sectors? What are they doing when scanning? How do ...
0
votes
0answers
114 views

Computer crashes when reading single folder - HDD Pending Sector count is 2

I have a Windows 8 (not 8.1 yet - I've been away for three months) Pro x64 PC with a 120GB Samsung Evo SSD for Windows and the User folders mklink'ed onto my 1TB Samsung HD103SJ. Whenever I try to ...
12
votes
1answer
528 views

Can prematurely powering down a computer cause bad sectors in a hard drive?

Q1: Can forcibly powering off a PC without using the built-in shutdown/reboot functions, cause a HDD to accumulate bad sectors? Whether it be the result of BSODs, lockups, crashes, etc. Q2: If so, ...
0
votes
1answer
1k views

Partitioning an SSD with sfdisk

I have been trying to partition this SSD (Samsung 840) nicely for a while now. I want to make sure the pages line up with the SSD pages to limit the amount of writes. I found this site which ...
1
vote
2answers
2k views

Reallocated bad sectors cause my HDD to slow down?

I've just used several utilities to check whether my HDD drive is really failing - I've come to a conclusion that it's the hard disk drive that causes unusual slow downs as my system almost freezes ...
2
votes
1answer
125 views

Could there be data loss on hard drive due to reallocated sectors?

The SMART data for one of my hard drives indicates that it has some reallocated sectors. I've read that a bad sector will only be reallocated on a write operation (meaning the original data is being ...
0
votes
0answers
116 views

Linux command to get FAT32 sectors of a file

I'd like to find an equivalent command to debugfs but for FAT32 partitions within Linux. I need to list all the sectors corresponding to a specific file (I'm working on a disk imaged with dd). If ...
0
votes
1answer
336 views

Is the first sector of the hard drive in the center or along the edge of the drive?

On a hard drive, where is the physical location of the first sector. Is it towards the center along the axis of rotation or along the outer edge? Does this vary from manufacturer to manufacture.
0
votes
2answers
519 views

How do I find the sectors that populate a hard drive track?

How do I determine the sectors that are occupying a drive track? I am interested in locating "the last 512 bytes of the first logical drive track" in order to determine if a drive is encrypted with ...
0
votes
1answer
106 views

Copying a Partition-Empty Sectors and All

What's the best way to copy a entire partition empty sectors and all as to recover deleted files, a few have recommended "dd" but I'll be honest I've never used it and nobody seems to know of a simple ...
1
vote
1answer
95 views

File size on disk gets minimum equal to memory page size instead of disk sector size?

I often write small programs of sizes < 512 bytes, which is my disk's sector size. However, the du command always shows these files' disk usage at 4K. My memory page size is 4K. So I was ...
2
votes
1answer
492 views

What does the output of fdisk mean?

I've got a flash drive and I want to understand the properties of it as is outputted from fdisk. I inserted it and check the dmesg and I could see that it was mounted as /dev/sdb1 so I ran fdisk to ...
5
votes
3answers
175 views

Does NTFS (or any file system) support files outside of the partition?

So on my C: drive, there was a file called BOOTSECT.BAK. Not knowing what it is, I opened it up in HxD and the first 14 bytes were B \0 O \0 O \0 T \0 M \0 G \0 R \0 corresponding to the UTF-16LE ...
0
votes
2answers
146 views

Restore boot sector from a hard disc to another

I have a win7 on my old Seagate HDD. Recently I installed one new SSD and setup win8 on it. So I have a boot table to choose win7 or win8 to startup. Now when I tried to remove the old one (the ...
2
votes
3answers
148 views

Is it possible to detect the previous byte position on a hard drive after it has been overwritten?

I keep hearing about these statements that "a hard drive is like a cassette tape because it is a magnetic medium". That got me thinking... Back in the day when I used to play DJ as a young lad, I ...
0
votes
1answer
183 views

Is it possible to make certain disk sectors readonly

Is it by anyway possible to make certain disk sectors read-only? (The disk being specifically a USB Flash drive). Also the possibility of repartitioning the drive and making one partition read-only ...
6
votes
1answer
264 views

Migrate Win7 upgrade from 63 sector to 4096 sector advanced format disk

If I use the Windows 7 backup on a system that has the 63 sector starting location and restore it to an advanced format 4096 sector system, will the restore create the starting sector at 63 or 4096?
3
votes
1answer
1k views

System randomly freezes yet mouse still moves, SSD out of reallocatable sectors, should I replace it? [duplicate]

Possible Duplicate: Is it really possible to repair bad sectors? This problem has lasted for the past 48 hours. The first time it happened, a program I was running stopped responding, so I ...
0
votes
1answer
96 views

Why would the last sector be unused?

I was bored and decided to open up my hard drive in HxD (a free hex editor) and wanted to see what the REAL size of my disk is. So I did and scrolled to the bottom and discovered that the last sector ...
2
votes
1answer
950 views

Clone a 2TB WD Green internal drive with bad sectors to a 3TB partitioned external

I have a 2TB WD Black drive and would like to simply do a straight clone from a failing 3TB drive to it. Both are SATA. Will I be able to just install the new drive alongside the faulty one and then ...
1
vote
0answers
121 views

GRUB: ELF sectors outside core

I just recently installed Xubuntu 12.04. Instantly after installing it I updated all my packages, however one package, grub-pc, failed to install. I'm not sure what caused it to fail, but here is the ...
2
votes
2answers
195 views

Realocated Sector Count showing weird number

As can be seen on the screenshot below one of my hard drives is showing a weird count for sectors. Should I be worried about the disk dying? It's been running like this for four years. Could this be ...
5
votes
3answers
416 views

What are disk sectors for?

I started to get confused on how the hard disk operates, particularly in writing and reading data into its platters. According to this article: ...
0
votes
1answer
123 views

How to check if a particular disk sector contains data?

Kangaru USB mass storage device duplicator In the product description, one of the features it boasts is "Brief Mode", wherein it only copies those sectors that contain data. My question is, how does ...
0
votes
1answer
156 views

Find out what sectors are a file on a hard drive?

How would I go about finding what sectors a file's data is on so i would be able to delete the file via bootable assembly code. Eg: File: C:\system.sys Location: sector 1837,1739,2736 etc Or some ...
1
vote
2answers
606 views

How to get a file's sector location/number?

I want to know the sector location of a particular file on my hard drive. Can I get that by any means? I am running Mac OS X (Intel) with a Hitachi HDD.
2
votes
2answers
403 views

Directly edit the hard disk on Windows Vista

I'm on Windows Vista Home 32bit. Is there a way to edit the disk the system is on? Hex editors will not edit the hard drive directly. Is there a work around besides BartPE?
7
votes
2answers
4k views

NTFS; marking sectors bad using Linux

I have a massive ZFS array on my fileserver. Whenever a disk reports bad sectors to smartmon, I order a replacement, and I shelve the failing one. And by "shelving the failing one", I mean that I ...
7
votes
1answer
1k views

Number of sectors per track in hard drive?

Is the number of sectors fixed for each track in a hard drive? I am wondering about this because most hard drive specifications give an accurate value for sectors/track rate. I am confused because I ...
0
votes
1answer
331 views

Sector-precise partition editor with resize NTFS?

Is there a sector-precise partition manager that can resize an NTFS partition? Accepting Windows software and Live CDs.
3
votes
2answers
493 views

When referring to filesystems and disks, are “disk sectors”, “disk blocks”, “chunk size”, and “disk records” the same thing?

I'm pretty sure that a sector is basically a block, but I was moreso confused about chunk sizes and especially records. Some system calls require that your area in memory that buffers data from disk ...
7
votes
1answer
2k views

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 ...
1
vote
1answer
765 views

Boot Sector Missing in External hard drive

Yesterday I needed to copy some data from my girlfriend's laptop to mine. To do so I just copied my whole data from my external hard drive to my PC and used the hard drive for data exchange. After ...
5
votes
2answers
939 views

4k Sectors: Which Drives Don't Lie About Having 512b Sectors and Correctly Report 4k Sectors?

I recently returned a Western Digital WD20EARS drive with 4k sectors (Western Digital refers to this as "advanced format"), because I found out that it lies and reports 512b sectors to the OS, and ...
2
votes
1answer
489 views

Determine which sectors of a hard disk a given file occupies?

Is there a way I can see which sectors of the hard disk a given file occupies? The filesystem is ext3 or ext4 on Linux.
1
vote
0answers
659 views

suggestions for migrating a windows 7 install to a new 4K sector disk

I'm looking to upgrade the disk on a windows 7 box to a new larger drive. In the past for such migrations I'd just hook both drives up and use a linux boot disk and use dd to copy from one disk to ...
3
votes
3answers
9k views

hard drive pending sector count

For some reason, my pending sector count to be remapped is unbelievably high (2163 currently). I've seen it go up 20 in one week. But no sectors have been remapped. Dell's computer diagnostics utility ...
2
votes
4answers
303 views

Fixboot won't stay fixed

On a Windows XP Home system that wouldn't boot and gave an error that said "Error loading operating system", I ran fixboot from the XP install disk. It seemed to successfully fix the boot sector after ...