Questions tagged [external-hdd]

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How exactly is ext2 upwards-compatible?

I read somewhere that an operating system which knows nothing about ext3 and ext4 (i.e. antique Linux version) is able to read/write to ext4, and it detects any ext4 file system as ext2. I am not ...
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Can't mount portable HDD - Cannot run commands on its partitions either

My Imation Apollo M100 portable disk is not mounting. One day I was copying a heavy file to it, the process got stuck and I unplugged it from the computer. When I connected it back to the PC and when ...
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720 views

Is it possible to write on a mounted hard-drive that has Apple HFS/HFS+ file system

Running the latest Tails I have attached my hard-drive that got automatically mounted. However it seems only to be read-only. Is there a way to mount it in read/write ? Or is this not possible since ...
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1 answer
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Copied zeros to my external drive, errors reported, is it still safe for daily rsync and which filesystems are safer?

I had a corrupted file that I suspected to be caused by rsync to and from my aging external mechanical portable HDD. I made a backup and decided to write zeroes to see if there are writing errors. ...
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2 votes
1 answer
788 views

dd command writing to /dev/sdc changed size of disk

I used a dd command to write directly to /dev/sdc (an externally mounted hdd 1TB size) to test various writing speeds in a raw mode. (I don't care about any data on the disk). Now the size of the ...
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-1 votes
1 answer
12k views

Mount external HDD with writing permissions

I'm using a 2.7T Porsche Design Desktop Drive (external HDD) at work and I need to mount it on a Proxmox 4.4-13 server. Currently I have several personal info but also have around 1TB free and the ...
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4 votes
2 answers
10k views

Can i list unmounted drives without fdisk or lsblk?

I have an Inteno dg200 Router running some Iopsys linux version (kernel 3.14 or so, I believe) I've had some trouble getting a fileshare running using the USB ports and my external harddrive. The ...
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  • 243
2 votes
1 answer
1k views

External hard-drive's FAT32 partition not recognized by Windows after size increase with gparted

I had an external hard-drive with a fat32 partition (which I used for exchanging files between ubuntu and windows), some unallocated space, and a ext4 partition (which I used to backup my linux system)...
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1 vote
2 answers
1k views

use gddrescue to clone device into multiple image files

I try to rescue data from my 1TB external drive using ddrescue because I accidentally deleted everything from it. Practically I have to face exactly the same situation like posted here: How to split a ...
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1 vote
1 answer
276 views

Can i partition my external HD into half Fedora, half Storage?

I have an 1TB external HD that i use for storage only. But it could be more useful for me if it had fedora installed. But since this is my only external HD, i still want to use it as storage to manage ...
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2 votes
3 answers
757 views

Is there any way to perform fsck automatically after power failure?

I have a USB HDD with an ext3 file system, (it's a Plex server media drive), connected to my Raspberry Pi, and after power failure it is not mounting automatically and has a superblock reading problem....
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3 votes
1 answer
2k views

dd, ddrescue, dd_rescue performance according to OS (Ubuntu, macOS) [closed]

I put this question: recover files from HSF+ USB External HD, test on CentOS 7 to diagnostic And this https://askubuntu.com/questions/955325/using-gpart-testdisk-to-recover-gpt-for-files-from-...
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0 votes
0 answers
118 views

Undeletable folders with random name keeps appearing in secondary drive

I have a NTFS drive used for storage in my system. Folders with names such as ==W0pCl%e+6l7JE=3tYSx.CN0511en9@pAKMQKST=G#LKuwgAo+T4hFlqa6GD=IVjuKnXqrIt62f_BKHmSDOkSJHdT+u@V+9gLRj=YqV4Fw9@...
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1 answer
3k views

External HDD is extremely slow in Debian

Mounting, listing files, copying files is exceptionally slow. It's a new 1TB unit, formatted as ext4. I do not suspect any physical damage. Copying is at 64kB/s. No entry at /etc/fstab. When Nautilus ...
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1 vote
0 answers
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recover files from HSF+ USB External HD, test on CentOS 7 to diagnostic

Note: The result for my question are very different to How to repair a corrupted HFS+ partition from a damaged hard-disk? For another result with ubuntu: https://askubuntu.com/questions/955325/using-...
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7 votes
5 answers
16k views

Command line equivalent to "Safely remove drive"?

The file managers present in Linux Mint Cinnamon and MATE not only allow you to unmount external drives, but give you the option to "Safely remove" the drives as well, something not present in every ...
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3 votes
1 answer
3k views

Seagate 4TB external HD not seen by Linux Mint 18

I've just bought a 4TB external HD from Seagate and want to use it as an extension to my laptop (Linux Mint 18). However it's not mounting automatically. Having searched several forums, I can't find a ...
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1 answer
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Trying to mount and recover data from a DVD/recorder HDD

I have a old DVD/HDD recorder (Panasonic DMR-EH58) with RCA inputs & outputs etc. I want to recover all the recordings off its HDD. The HDD is a 2008 ATA/IDE 7200RPM Hitachi deskstar Model no:...
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Am I getting my full harddisk capacity?

Writing # df -B1 I see my drive listed as /dev/mapper/hd 4961441058816 755834880 4710619553792 1% /media/externalhd I guess 4961441058816 is correct. It's listed as 5TB (and not TiB but I never ...
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2 votes
2 answers
4k views

How do I configure an Arch Linux system to automatic mount an external harddisk when it is plugged in?

I am wondering how I can configure an Arch Linux system to mount an external hard disk when it is plugged in (as opposed to have it plugged in at startup). In order to to that, I added /dev/sdb1 /...
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1 vote
1 answer
715 views

Portable USB HD No Bootable Device Elementary OS

Problem: I am trying to install Elementary OS Loki onto a Seagate Backup Plus Slim 2TB portable USB HD, I don't think my problem is specific to the OS. The install completes successfully (using the ...
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0 votes
2 answers
788 views

Cannot delete directory on External drive

I was using Rsync to copy files from my laptop to external HDD (probably NTFS formatted since I can use it under another Windows machine). Somewhere in the middle the connection got interrupted and ...
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3 votes
2 answers
2k views

External Hard drive will only boot on one computer

I have an external drive with Linux Mint 18 on it. It boots to my desktop, which is where I used the live CD to install the OS onto the external drive. However, when I try to boot this external drive ...
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1 vote
1 answer
188 views

df fluctuates badly [closed]

I ran df -h several times in rapid succession, and I'm getting these results. Can somebody help me understand why? I'm not sure how much back-story you need. The disk in question is a Toshiba ...
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2 votes
0 answers
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Disk with corrputed alternate GPT

I have a disk which has a corrputed alternate GPT and Linux doesn't want to read the primary one. I see all sorts of weird messages in the kernel logs. Here's what happens when I plug in the drive. [...
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2 votes
7 answers
17k views

KVM can't access qcow2 images storend on an external HDD

I'm running Deepin 15.3 x64 and i have an external HDD with EXT4 file system. whereat i store things like VM images. Oracle VM VirtualBox and VMware Workstation Player works just fine with this config,...
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1 vote
0 answers
1k views

How to mount external usb hard drive Slackware

I can detect drives like this: cat /proc/partitions major minor #blocks name 8 0 2930266584 sda 8 1 512000 sda1 8 2 372669440 sda2 8 3 409600000 sda3 ...
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3 votes
0 answers
119 views

Understanding what ddrescue is telling me

Essentially what I want to know is, has ddrescue made any progress? Is my hdd pretty well dead? After executing sudo ddrescue -d -r3 /dev/sdb dos_pace.img dos_pace-ddrescue.log on a USB 2.0-...
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0 votes
0 answers
67 views

can "interchanging usb ports of expansion hdd disks when comp on suspension" damage them?

I have two seagate expansion drives, the first one is 3.5'' 1.5TB and the second one is 2.5'' 2TB. The latter is partitioned and I installed Ubuntu 16.04 in it. The day before I booted up with the ...
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1 vote
2 answers
9k views

How to format a 4TB USB external drive to use on LINUX (Ubuntu) and Mac OSX?

I'm having a hard time getting a 4TB external USB drive to work on both LINUX (Ubuntu 14.04) as well as on my Mac OSX. The problems seem to be with inconsistent ability to read/write the USB drive. ...
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  • 111
0 votes
1 answer
109 views

cmp or diff and then replace disk image

Supposing that I have two disk images (2TB) (one is copy of the other) and then I do changes in one. Surely I could use diff or cmp for see changes. Now I can apply the changes in the another. ...
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1 answer
110 views

diff changes of disk image and restore in hdd

I guys, I have a diskimage.raw of all a hdd (/dev/sdd) 100gb. I've read image with: losetup /dev/loop0 diskimage.img Then I've do a modifications (like add 8gb in files) Could I restore the ...
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  • 101
0 votes
2 answers
549 views

"dd" Utillity Copied More Than Expected

I just bought a ssd to change with current hdd. So, I decided to copy whole 750 gb partiton (of course used part of it which is approximetly 76 GBs) using "dd" utility. However, I entered this command:...
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1 answer
958 views

Trying read a Sata USB 3.0 Kali linux light

I'm try read my USB 3.0 HDD in my Kali Linux. uname -a: Linux kali 4.8.0-kali2-amd64 #1 SMP Debian 4.8.11-1kali1 (2016-12-08) x86_64 GNU When I've used "gparted recovery" the other linux is be able ...
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0 votes
1 answer
376 views

Linux From Scratch 7.10 issue, EFI partition

Just a little background information, I am taking a Unix II course, instructor being Bruce Dubbs, the managing editor for the LFS.org project. I am building LFS in a Debian 8.6 host for a Unix II ...
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16 votes
1 answer
13k views

Cannot boot because missing external disk

Using Fedora 24, I had configured in /etc/fstab an external usb drive: UUID=6826692e-79f4-4423-8467-cef4d5e840c5 /backup/external ext4 defaults 0 0 When I unplugged the usb disk and reboot, ...
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1 vote
0 answers
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How to Change Settings To Allow Writing To USB Hard Drive In Debian

I have a external USB hard drive formatted in ext3 that I would like to use with my Debian Jessie system. By default the system will automount a USB hard drive in read-only mode when I plug in the USB ...
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20 votes
3 answers
32k views

How do you mount a USB hardrive that shows in lsusb but not fdisk or lsblk?

I'm running Mint/Mate 17.3 and normally external drives "just work" when you plug them in. I have one particular older drive that has been sitting on my shelf for about 10 years (an "EZ Quest" from ...
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  • 1,011
1 vote
1 answer
41 views

External storage devices not listed while init script is running

I have an /etc/init.d script that is supposed to detect an external drive mounted at /dev/sda1, if it's there it mounts it. This works fine on my odroid device with the following specs: pi@odroid64:~$...
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2 votes
0 answers
712 views

Prevent external USB hard drive from spinning up during suspend to RAM

Whenever the machine (Linux 4.4.0-38-generic, Ubuntu 16.04) suspends to RAM, my Western Digital 2TB Portable USB 3.0 hard drive (Model WDBU6Y0020BBK) will spin up and continue spinning indefinitely. ...
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4 votes
0 answers
142 views

Do not show volumes as safely removable for system drive installed in external USB enclosure

I have up-to-date Arch Linux with KDE Plasma installed on SSD inside external USB enclosure. The problem is that the volumes of this drive are displayed in system tray with options to safely remove ...
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3 votes
1 answer
2k views

"Missing" files on external USB drive in linux mint 17.3 [duplicate]

I have a 500 GB USB drive mounted as HPFS/NTFS and while copying files to the drive the copying process suddenly failed. After a unmount, unplug and reboot copying works fine again but files in one ...
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2 answers
255 views

Check if it's an external flash drive or usb flash stick?

When a usb flash stick or usb external drive get connected, is there any way to check whether it's a usb stick or external flash drive by means of Linux? Is there any utility or something like that?
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1 answer
1k views

After dd completion, should records In = records out

I am using the following cmd where sda(500GB) is my laptop hd (unmounted) and sdc(500GB) is my external usb hd dd if=/dev/sda of=/dev/sdc bs=4096 When complete this returns 122096647+0 records in ...
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0 votes
1 answer
1k views

Docker problems on external drive

I am having a weird problem with my laptop Dell XPS 13, when I run Docker from an external hard drive. I have configured docker daemon with the following parameters /usr/bin/docker daemon -g /path/...
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  • 283
0 votes
1 answer
239 views

Easy-ish Grub2 loading of iso FROM a portable hard drive

How can I install an iso from a portable hard drive? The guides that I have seen require using grub2 on the local drive to load the iso on the portable drive. I would like to boot from the portable ...
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2 votes
0 answers
205 views

External HDD won't Mount during Boot

I've got a Cubox-i4Pro running Debian Jessie hooked up to an external USB3/eSATA dual HDD dock (via eSATA). It originally only had one WD Green 2TB drive installed. Via UUID in fstab this auto mounted ...
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4 votes
0 answers
2k views

Stop HDD spin down when attached via USB adaptor

I got an HDD attached via dock station. Gentoo spins it down each ten minutes which leads to wearing out the disk spindle and moreover, waiting for the drive to spin up each time is inconvenient. I’ve ...
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2 votes
1 answer
2k views

Can I use Clonezilla to backup and restore a bootable USB volume?

I have this external USB HDD that I've installed Lubuntu 16.04 and Windows 10 on as a dual boot. They are portable installations that I can take around with me and use on a variety of computers and ...
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  • 452
1 vote
2 answers
7k views

List of mount points of external storage devices such as USB keyfobs and SATA external drives, from the cli

I need to list all mount points associates to external storage devices such as USB keyfobs and SATA external drives. The only way I found under Ubuntu, is to call 'mount' and grep for '/media'. But ...
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