Questions tagged [sectors]

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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 ...
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2answers
441 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 ...
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3answers
2k 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: http://www.tech-faq.com/how-data-is-stored-in-your-...
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3answers
402 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 ...
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1answer
194 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 ...
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1answer
557 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 ...
6
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1answer
487 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?
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1answer
451 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: ...
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1answer
408 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.
10
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1answer
9k 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 ...
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2answers
4k 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 ...
7
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1answer
3k 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 ...
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2answers
2k 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 ...
10
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1answer
5k 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
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1answer
906 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 ...
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2answers
1k 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.
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2answers
6k 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 ...
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2answers
1k 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
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1answer
707 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.
6
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4answers
11k 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 ...
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4answers
315 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 ...

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