A permanent data storage device used for storing and retrieving digital information using rapidly rotating discs (platters) coated with magnetic material in a rigid form factor (as opposed to floppy disks).

learn more… | top users | synonyms (1)

1
vote
0answers
59 views

sysv and unknown partition table?

We have disk about 1985, It has a Unix.But we didn't know type of Unix.I did the following step : dd if=/dev/sdc of./all_of_disk.iso #sdc is the given disk Then : hexdump -C all_of_disk.iso > ...
8
votes
5answers
1k views

How to ignore write errors while zeroing a disk?

Say you want to zero-out a failing hard disk. You want to overwrite as much as possible with zeros. What you don't want is: the process aborts on the first write-error. How to do that? AFAICS, plain ...
1
vote
1answer
52 views

Is it possible to resume fsck.ext4 using offset X?

I was fscking my HDD, when I had to stop because I needed to get somewhere within an hour. The whole session took quite a while (lasted much longer than I thought!). My question is, is it possible to ...
1
vote
1answer
18 views

How to move linux from thumb drive to internal drive? [closed]

I have latest version of Linux Mint Cinnamon (persistent data) in 16 GB thumb drive and I want to move it to internal hard drive which is 128 GB. How do I do that and do I lose 112 GB or can it make ...
3
votes
2answers
180 views

Mount hard drives in the same order in debian

How can I mount the hard drives always on the same /dev/sd? node? For example, how can I make the hard drive with the UUID xyz to be mounted always on the node dev/sda? The reason why I want to do ...
1
vote
0answers
50 views

Easy mount hdd from remote computer

I've got a computer with an SSD with Linux Mint installed and a bunch of HDD's. When in the file-browser I click one of the HHD's they get mounted in /media, which is fine for me. However I need to ...
1
vote
0answers
244 views

BTRFS RAID6 array is broken, how do I fix it?

I have a server running a btrfs raid 6 array which seems to have broken. When try to mount it I get the following error message. I don't know how or why it broke maybe a power outage or something (it ...
0
votes
0answers
104 views

Trying to install debian 8.1 on Raid0 (4TB x 2) HDD. Tried dmraid; when detecting HDD only 3.6TB is showing

Trying to install debian 8.1 on Raid0 (4TB x 2) HDD. Tried dmraid; when detecting HDD only 3.6TB is showing. Bios is showing whole 7.6GB HDD.. Any solution ??
1
vote
1answer
49 views

LInux Mint not recognizing/mounting 160 GB HDD

I am not sure how to get it to mount. This is what I get for sudo fdisk -l WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted. ...
1
vote
1answer
261 views

Gparted Shows HDD as unallocated

I've Windows 8.1 & I'm planning to install Kali Linux with it. However, at installation gparted shows the whole hard disk to be unallocated and a warning. The warning is as follows: /dev/sda ...
0
votes
1answer
89 views

How to make Drives visible to OS using MegaCLI / MegaRAID not puting them in to RAID at all?

So I have 12 [12:0-12] drives that are "Unconfigured Good" as WebBIOS would say. They are not in any virtual drive span or drive group. I want to use software ZFS RAID instead of hardware one. How to ...
0
votes
4answers
707 views

How to get hard disk information from /proc and/or /sys

How can I get hard disk capacity, usage, etc. using the /proc or /sys filesystems? If it is possible, please tell me which file(s) I need to process to get that information.
0
votes
0answers
199 views

ddrescue recovering 0B but drive appears in device manager. Is it failing to connect?

I guess that this is a variant on a previous question "Is this ddrescue command doing anything?" Apologies for going over similar ground. I have a failing 2TB Seagate Barracuda drive which came from ...
2
votes
1answer
106 views

SSD failiure. grub rescue sees files, but I can't mount drives

I have a 2 year old SSD that apparently has died. 2 out of the 3 partitions are completely unmountable (only EFI boot partition mountable). When i turn on my computer I am greeted with grub rescue ...
0
votes
1answer
84 views

No folders in “/” on hard drive, mounts “/boot”

I already posted my problem on askubuntu, but I hope to reach some broader audience here as I also realize it's not really Ubuntu specific. So I messed up my Ubuntu Server and it doesn't boot ...
1
vote
0answers
39 views

Adding a new disk to an exsting partition in linux

I have a sda on my opensuse and want to add a new disk to have more space on it. After adding the disk I have created a partition lets name it sdb. Mr sda has 6 partition and I ant to sdb to 6th ...
0
votes
1answer
77 views

fsck and checking external drives on reboot also

I know about shutdown -rF now that will check the drive on reboot but how can I also have it check all external drives also on reboot?
1
vote
1answer
130 views

Linux blocked on df

I am experiencing some trouble with an external HDD. I'm afraid it is starting to getting corrupted or damaged :S. In an application I am using statfs to retrieve information of that external HDD: ...
4
votes
2answers
216 views

how can I sync a specific device? [duplicate]

Is there a way to sync a specific device in Linux? This would be used to ensure that, e.g., writes to a USB thumb drive have taken place without waiting for queued writes from a video processing job ...
0
votes
2answers
310 views

To recover harddrive of partial formatting to NTFS from FAT

I have a partial formatting of a new disk (2TB of Buffalo) which I was going to format into NTFS from FAT (most probably fileformat of new disks). However, I removed the cable by accident. No ...
0
votes
0answers
41 views

Imaging help for Mac drive w' GDDRescue on Ubuntu 12.04

I'm a novice at Linux command line but I'm slowly making progress. I have a failing 750gb WD Scorpio Black SATA drive with OSX 10.6.8. It was diagnosed with logical errors (drive seen in bios but not ...
0
votes
3answers
43 views

How to obtain the whole disk activities triggered by file systems under linux?

I want to record the disk access activities called by OS. Such data I want to record are received by disk from OS, including disk sector number, request length, arrival time, read or write. To be ...
1
vote
1answer
215 views

HDIO_GETGEO and HDIO_GET_IDENTITY in Linux using C++

Can anyone explain the core difference between HDIO_GETGEO and HDIO_GET_IDENTITY? From the Linux documentation and this document titled: Summary of HDIO_ ioctl calls., I know that the former is for ...
0
votes
1answer
250 views

Explaining SMART power error

I use gsmartcontrol, on the Error tab, it shows: Complete error log: SMART Error Log Version: 1 ATA Error Count: 398 (device log contains only the most recent five errors) CR = Command Register ...
0
votes
0answers
43 views

Setting up my Linux machine with multiple hard drives

I've recently made the switch to a copy of Elementary OS Freya (Ubuntu 14.04) and so far, really been enjoying it coming from a Windows background. After fumbling around a little, I got my 1TB Seagate ...
1
vote
1answer
188 views

Is it good to install Linux on an external hard drive? [closed]

I have an external hard drive. I would like to install Linux on it (I choose Fedora KDE). I made a bootable DVD. I will choose the external hard drive to install Fedora on it. Is it good to do ...
1
vote
0answers
44 views

How should I distribute files/packages/software across multiple drives?

I am primarily a Windows user, but I am starting to use Linux more as I realize all the features it has. In Windows, I install my software that I use regularly on my 120GB SSD, along with the OS, ...
1
vote
1answer
509 views

slow disk I/O speed on NTFS partition

My Laptops internal 640 GB HDD ,WD Scorpio blue(WD6400BPVT). It has 5 partitions. 120 GB NTFS partition, primary, sda1 250 GB NTFS, extended, sda5 20 GB / (root), sda6 4 GB /swap, sda7 ~ 202 GB ...
1
vote
1answer
125 views

How to automatically check for failed hard drives in RAID array?

We've got a couple of servers in-house containing hardware RAID5 and RAID6 arrays with 8-15 disks each. What's the easiest way to automatically check for failing hard drives using a script so that ...
2
votes
2answers
138 views

Advantage of GPT over MBR partition table [closed]

What is the advantage GPT partitioned hard drives on older BIOS system ? when boot drive is bellow 2TB on a BIOS system or UEFI boot disabled grub on BIOS system with GPT partitioned needs an ...
0
votes
2answers
248 views

Content cached in RAM while writing to disk - Linux

I'm facing this issue since ever I started using Linux Distros. While copying/moving either graphically or with cp one/many big content(anything like big text file, tar.gz archive, iso file, movies) ...
1
vote
0answers
21 views

Shrinking root partition on Debian

I'm using a headless Debian Wheezy server with 2x3TB disks. It was installed automatically with RAID1. This is the output of df -h: $ df -h Sys. fich. ...
2
votes
0answers
593 views

Startup problem: invalid partition table or use UEFI BOOT

I'm working on a Dell Latitude E5430. Recently I booted pcbsd from USB using this file: PCBSD10.1.1-RELEASE-01-31-2015-x64-DVD-USB_0.iso But I guess I did something wrong. I was trying to install ...
3
votes
1answer
309 views

Is BTRFS saying that my HDD is dead?

I noticed that my HP N54L was laboring and discovered that dmesg was reporting this: [ 81.945530] btrfs read error corrected: ino 1 off 16685977600 (dev /dev/sdb sector 2636776) [ 82.010023] ...
1
vote
2answers
44 views

How do I migrate a RAID system to a larger set of HDDS?

All the posts I've found are about moving to new machines or migrating an entire OS from one HDD to another. I don't really know what the hell I'm doing, but I'm apparently the Linux expert. We ...
0
votes
0answers
714 views

“Warning! Secondary partition overlaps the last partition by x blocks” in gdisk, is it safe to use gdisk here?

I'm trying to install convert my hard drive into GPT using gdisk, when I run sudo gdisk /deve/disk1s4 I get this: Warning! Secondary partition table overlaps the last partition by 2032668853 blocks! ...
12
votes
1answer
262 views

Disks (in usb enclosure) keep waking up even when not mounted

Setup I have USB enclosure (Buffalo DriveStation Quad) containing four drives connected to my nas server (ubuntu server 14.04). The enclosure is configured to JBOD mode, so I'll see all the disks in ...
1
vote
2answers
810 views

UEFI System. Are EFI settings kept on the HDD. What happens if I change HDD?

I have an UEFI system with Linux installed on it. Unfortunately I need to upgrade the BIOS firmware and after a month of failing with live CDs and Live DOSes and so on I have decided to buy a new hard ...
1
vote
2answers
131 views

Partition table-less HDD [duplicate]

Just this morning, I accidentally created a hdd filesystem without a partition table. I didn't even know it was possible but it happened. Now the issue is to undo it or leave it alone. For this ...
0
votes
0answers
145 views

HDD disconnects randomly

My internal Seagate Barracuda 7200.11 500GB randomly disappears. Sometimes, before the HDD gives up, I have enough time to move data to another HDD. Data does not seems to be corrupted. I checked it ...
1
vote
1answer
41 views

How to exclude a disk so that the OS will not use it?

We have an HDD that is probably having too much bad sectors. The notebook boots extremly slow from it. We put the disk in another notebook (good) via a CR-ROM HDD case. But now that good notebook ...
0
votes
1answer
120 views

Volume Group fails to recover

For the last 10 days I've been living a nightmare trying to recover my data. I'm trying to recover VG and mount it to access the data here's what I get [root@]# pvscan Found duplicate PV ...
2
votes
0answers
827 views

Exundelete can't restore the file

I'm trying to restore 2 important tar.gz files I know their directory but extundelete not restoring them although it's giving me the inode number. Loading filesystem metadata ... 2127 groups loaded. ...
10
votes
2answers
495 views

How can I partially copy a file from a broken disk?

I have a broken disk where I need to copy a 60G file from. From time to time the disk resets and I can't finish the copy. I would like to try and copy partial slices and put them all together. How ...
0
votes
2answers
179 views

Unable to mount Volume Group [closed]

2 drives connected externally to a new server both are merged using LVM as one drive. vgscan Reading all physical volumes. This may take a while... Found volume group "vol_grp1" using metadata type ...
0
votes
3answers
330 views

rsync partial LVM volume to Remote Directory

Can I rsync a full hdd partition (which is inaccessible) to a remote directory? Inaccessible means it cannot be mounted, it was part of LV volume merged with other HDD which is faulty and removed ...
0
votes
1answer
71 views

Hard Disk Clone Image Size

I've created an image backup for HDDA (partition) from HostA and saved on HostB ssh -c blowfish user@ip-or-hostname "dd if=/dev/sda1 | gzip -1 -" | dd of=sda1.gz conv=sync,noerror The HDD size is ...
0
votes
1answer
66 views

Disk ID in chroot / jail

When I print out all information about a disk /dev/sda on my host system, then I get this sort of information (I got this information with command udevadm info --query=all --name=/dev/sda): P: ...
2
votes
0answers
71 views

recover lvm formatted partition

I had 2 old drives having LVM installed showing as 1 drive. They were attached by the datacenter to the new server to migrate data but they weren't able to be mounted I tried everything possible until ...
2
votes
0answers
192 views

Mount LVM volume as external usb drive? CentOS 6

I'm trying to mount my old 2x500GB drives to the new server which has the same drive volume. Both have LVM structure but it's not working. root@server [/mnt/usb]# ls /dev/sd* /dev/sda /dev/sda2 ...