The sectors tag has no wiki summary.
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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 ...
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1answer
76 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.
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124 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 ...
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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 ...
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1answer
52 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 ...
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1answer
49 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 ...
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1answer
155 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 ...
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2answers
72 views
What does a file system scan really do?
I'm wondering how do file system scans (like CHKDSK or fsck) really work? I know there full applications with lots of options, but how do they scan for "bad" sectors? what are they doing when ...
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125 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 ...
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2answers
125 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 ...
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How to repair XFS filesystem with the first sector broken?
I have copy the partition to a file with ddrescue, but the first sector is broken and filled with zeros.
I run xfs_repair -f -o force_geometry file.img, after it says "found candidate secondary ...
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3answers
702 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 ...
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116 views
Error when adding a mirror on a software raid - windows-server-2008-r2
I have 2 disks on windows-server-2008-r2.
running the command:
wmic DISKDRIVE get bytespersector, caption
Shows the following:
C:\Users\saar>wmic DISKDRIVE get bytespersector, caption
...
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1answer
105 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 ...
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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 ...
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1answer
72 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 ...
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1answer
543 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 ...
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81 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 ...
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2answers
141 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
290 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:
...
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3answers
120 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
95 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
124 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 ...
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1answer
173 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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214 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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2answers
217 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?
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1answer
263 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.
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2k views
Is it possible to create a software RAID 1 with different sector sizes?
For some reason I decided to spontaneously buy a new hard drive that is not of the same model of the main drive and so I mirrored it. Unfortunately the following error message came up in the Windows 7 ...
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1answer
1k 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
904 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
313 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 ...
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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 ...
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1answer
578 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
405 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.
5
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2answers
3k 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
832 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 ...
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1answer
378 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.
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578 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 ...
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3answers
2k views
4K sectors transition: Why are hard drives moving to 4096 byte sectors, vs. 512 byte sectors?
I've noticed that some Western Digital hard drives are now sporting 4K sectors, that is, the sectors are larger: 4096 bytes vs. the long-standing standard of 512 bytes. So:
What's the big deal with ...
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2answers
104 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 ...
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3answers
8k 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
294 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 ...
