For questions regarding disk storage devices such as hard disk drives, floppy disk drives, and optical disk drives.

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2
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1answer
2k views

Cannot copy the contents of virtual hard-drive to my physical disk

I have a vmware ubuntu image on my machine which I want to overwrite my current partition. When I run: sudo qemu-img convert my-image.vmdk -O raw /dev/sda1 I end up with below error: ...
2
votes
2answers
467 views

Why can't I read drives properly?

I installed Natty and my perfectly functioning Ubuntu has stopped working - specifically, it has stopped reading disks. I think the problem has to do with Disk Utility not loading (though Ubuntu can ...
2
votes
2answers
361 views

Recovering a faulty disk

When I plug in a removable 1TB USB disk in my laptop, the operations led keeps blinking for a while and then you can hear the servo mechanism resetting with a short "tack". I'd like to recover the ...
2
votes
2answers
670 views

Nautilus freezes every time I try to delete a file from my mounted disc

My problem is the following: Every time I try to delete a file from my auto-mounted drive Nautilus freezes up. First I get the prompt-screen saying ‘Cannot move file to trash, do you want to delete ...
2
votes
1answer
1k views

How can I increase my disk space when Ubuntu is installed inside Windows?

I have Ubuntu 10.10 installed inside of Windows using Wubi. I am running out of space on my Ubuntu disk (currently 405.1 MB free). I have a 180 GB hard drive and when I installed Ubuntu I only ...
2
votes
1answer
87 views

How to separate two user's home directory in to different partition

I have /home directory in the separate partition. But, I have two users in my system. I want to create a separate partition for one of these user. Like partition1 : /home partition2 : /home/user1 ...
2
votes
1answer
43 views

Ubuntu from pendrive. How much space available

I am currently trying ubuntu gnome which is mounted on a 2 GB pendrive. So, the computers internal hard disk (320 GB) is not used. So, I want to know how much space I have available. On running the ...
2
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2answers
1k views

How to merge free space with filesystem partition?

That's the snapshot of my disk. I want to merge free space to primary partition without data loss.
2
votes
1answer
733 views

KDE Dolphin file manager: Configure Places for all users

I'm running a dual boot system with Windows 7 - so have a bunch of NTFS and FAT drives - C:, D: and E: I also have 2 more users for whom I've set up accounts I've managed to add fstab entries so ...
2
votes
2answers
5k views

Installing ubuntu to a specific disk drive alongside Windows 7 on separate disk

I have deleted an entire disk drive (120 GB ssd) for ubuntu to be installed on. However, when I install ubuntu 13.04 from DVD, it never prompts me as to which disk drive to install on. ...
2
votes
2answers
1k views

Activate spare for RAID-5 in Disk Utility

I have a RAID-5. I'm trying to replace a failing drive in Disk Utility GUI. I added a new drive as a spare, then did "Remove Component" for the failing drive. How do I tell it to actually use the ...
2
votes
2answers
77 views

Recommendations for restoring accounts after replacing a disk drive?

Several of our development servers have flaky SSDs that need to be replaced. The machines are still usable, but we see lots of errors in dmesg, and every once in a while they need to be rebooted ...
2
votes
1answer
7k views

My WD 1TB external HDD is not mounting

I am getting this error when I click on devices list: DBus error org.gtk.Private.RemoteVolumeMonitor.Failed: An operation is already pending and when I remove the device, it says: Error mounting: ...
2
votes
1answer
16k views

How to modify/fix incorrectly detected dmraid (FakeRaid) RAID 10 array

I'm trying to get dmraid to properly detect an existing RAID 10 array, which is working fine within windows 7. In summary, the drive setup and bios partitioning is as following: 2 x SSD (120 GB), ...
2
votes
3answers
5k views

What should the total space be for 4 3TB Drives in RAID10 configuration?

I just configured 4 3TB drives in a RAID-10 configuration but the total disk space in the RAID is 4TB. I used the following guide to setup the RAID-10, RAID-10 Intall. Shouldn't the size if the ...
2
votes
1answer
175 views

Claiming the provisioned storage

I created a ubuntu server vm with 64GB provisioned storage. I remember that I specified 30GB to be used for the vm. When I do df -h, I get Filesystem Size Used Avail Use% Mounted on ...
2
votes
2answers
2k views

Disk errors on tty and syslog/dmesg

Recently I have started to get a lot of these errors: Jun 18 08:57:42 abacus kernel: [ 401.554292] ata5: SError: { HostInt 10B8B } Jun 18 08:57:42 abacus kernel: [ 401.559346] sr 4:0:0:0: CDB: Test ...
2
votes
1answer
219 views

How much space do I need to create a backup with fsdisk

I get this error when mounting a drive [ 4337.380506] EXT4-fs (sda): bad geometry: block count 156282966 exceeds size of device (156282701 blocks) So if I try to fix it with sfdisk do I need space ...
2
votes
1answer
374 views

What utility to use to clean up after a disk is suddenly disconnected?

In the event an external hard-drive is physically disconnected and the device is mounted using device-mapper, no cleanup is made. In particular: the directory where the drive was mounted is empty ...
2
votes
2answers
386 views

Disk is full after runing gparted?

I have around a 150gb hard drive that I had fully allocated to Ubuntu 10.10. I fired up the gparted live cd and reduced it by 47gb for a small ntfs partition for Windows. When it was completed, I ...
2
votes
1answer
1k views

Disk very slow after going from 9.04 to 10.04

My disk is very slow after I installed ubuntu 10.04 over my old 9.04. Doing some tinkering helped a little: sudo hdparm -tT /dev/sda1 /dev/sda1: Timing cached reads: 3668 MB in 2.00 seconds = ...
2
votes
1answer
78 views

Unable to write to disk but disk isn't full

I can't write to any file, even as root, or do any other operation that requires writing. Neither can any process that needs to write, so they're all failing. df says I've got plenty of room: ...
2
votes
0answers
297 views

block bitmap and bg descriptor inconsistent

The error : [Sun Sep 6 11:15:56 2015] EXT4-fs error (device dm-0): ext4_mb_generate_buddy:757: group 113, block bitmap and bg descriptor inconsistent: 34 vs 33 free clusters [Sun Sep 6 11:15:56 ...
2
votes
1answer
636 views

Can't access my disk [duplicate]

I have a problem .I can't access to my disk see the message below : Error mounting /dev/sda7 at /media/marwen/SEHLI: Command-line `mount -t "ntfs" -o ...
2
votes
1answer
126 views

Large discrepancy between df and du

My / partition which holds everything (including /home), was suddenly using 100% of disk space. I removed a few files and now df shows $ df -h /dev/sda1 Filesystem Size Used Avail Use% Mounted ...
2
votes
1answer
2k views

Change ownership of external drive

I just bought a new SATA disk that I've now formated into ext4 using gparted. When I ran Gparted, I ran it as root. Now, I can't write files to the drive because I'm not the owner of the drive. ...
2
votes
0answers
125 views

How to create two partitions with exactly the same size?

I created two partitions using the following commands. parted /dev/sda --script -- mkpart primary 1 50001 parted /dev/sda --script -- mkpart primary 1948001 1998001 Each partition should have 50001 ...
2
votes
0answers
65 views

Deploy ubuntu with MAAS fails

I have a problem with the Ubuntu deploying with MAAS. I'm trying to install Ubuntu on a KVM virtual machine. The boot with pxe works, I see the login prompt during the deploying, the server connect ...
2
votes
0answers
1k views

SD card write speed not as advertised, on 14.04 at least

I bought a new SD card and the claimed performance is a long way from my benchmark. Is there something I can do improve the transfer speed when working with this SD card? Information on the disk: $ ...
2
votes
0answers
59 views

I don't understand why one disk is missing a label in XFCE

I'm running Xubuntu 14.04 and I have an issue with the labels of my EXT formatted disks on my graphical desktop: Disk one is shown as foo. When I right click the disk and choose "Properties", this ...
2
votes
0answers
1k views

How to deal with “Errors were found while checking the disk drive for /” in a server?

It seems a little stupid for a operating system this behavior in a SERVER operating system. The problem is very simple to replicate on Ubuntu Server: just change the date back in time and then reboot ...
2
votes
0answers
334 views

14.04 Installer crashed because of low disk space

my computer has a 500GB hard drive and I did the delete everything choice, but I am getting an error when trying to install Ubuntu 14.04 LTS HELP...it's older hardware...
2
votes
0answers
48 views

Strange RAID disk volume usage

I have Ubuntu Server 12.04, and my disk is full. I don't know why; my files don't use more than 5GB. Filesystem Size Used Avail Use% Mounted on ...
2
votes
1answer
279 views

2 hard disk drives with ubuntu

I've just downloaded Ubuntu 12.04 and I've already installed it on 2 hard disk drives, however, I want to use one disk as an storage disk (160GB) and I want to use the other one for work (30GB). How ...
2
votes
1answer
847 views

Increase size of partition (ext4) or automount it

I wish to increase size of my / partition (current size 21 GB), is that possible somehow? I have more free space available, but don’t know how to add it into the existing partition. I have created a ...
2
votes
0answers
386 views

Disk Boot Failure after power outage

I recently experienced a power outage whilst logged on to 11.04 with XP running on VirtualBox. When I now try to boot, I receive the Disk Boot failure, Insert System disk and Press Enter. I have run ...
2
votes
0answers
758 views

12.04 does not boot from the disk after installation

Installed Ubuntu on HP xw4600 workstation using CD not USB. But after installation it does not boot from hard drive. During installation it showed: The entire disk will be used: ...
2
votes
1answer
261 views

Resume from suspend without waking up hd

I'm running Ubuntu 12.04 on my Laptop with two hard disks. The primary one is a SSD, whereas the second one is a spinning hard disk. Most of the time I don't need the second hard disk, I just use it ...
2
votes
1answer
522 views

NTFS volume recognised as “Unallocated Space” but works with Windows

Moving to Ubuntu, I have a drive with windows on a drive with Ubuntu on and 4 other ntfs drives 3 of which appear fine in both systems 1 however works fine on windows (single ntfs volume) but in ...
2
votes
0answers
279 views

Why Is 32-bit Ubuntu Folder Size Much Larger Than 64-bit Version?

I noticed this when sync'ing a folder with hundreds of thousands of sub folders from my local 32-bit Ubuntu (10.04, ext3) to my remote 64-bit (10.04 ext3) VPS. The size of the local directory is ...
2
votes
0answers
155 views

disk usage confusion [duplicate]

Possible Duplicate: Error out of disk, grub rescue I came in this morning to find my ubuntu dev machine with a notice that it had run out of disk space. However, it's got a 500GB drive, ...
2
votes
2answers
6k views

Busybox error on boot [closed]

I've Windows XP and Ubuntu 10.10 dual boot was working fine then suddenly while booting in GRUB if I select Ubuntu it shows me stupid Busybox error same as this and Windows XP is working fine The ...
2
votes
3answers
2k views

Disk utility running for a long time

I had a spare, old external usb hard disk which stopped working long time back due to improper removal of disk. I tried fixing it in windows (when I did not have ubuntu yet), however I couldn't fix ...
1
vote
2answers
4k views

No space left on device

I was getting No space left on device, so I removed some of the files. But again when I try to update my folder with svn update I am getting the same error. Is this the problem with space left? When ...
1
vote
3answers
47 views

How can I print the breakdown of disk usage by directory?

My cloud instance (running a web app) disk usage went up inexplicably, I suspect there is something like a storage leak there. Is there any way to the breakdown of disk usage by directory, in order ...
1
vote
2answers
22k views

Adding an entry to fstab

I 've unmounted a disk /dev/vdc1 on my machine, after I format it into xfs file system, I didn't mount it again, either didn't add the adequate line to fstab file. Now when i want to mount this ...
1
vote
1answer
2k views

How can I overwrite Windows 7 with Ubuntu?

Windows 7 runs unreasonably slow, so I decided to install Ubuntu instead. I clicked Install but it says that I do not have at least 4. 4GB of disk space. But my hard disk's capacity is is 320 GB. ...
1
vote
2answers
4k views

Preparing a disk from Windows for installing Ubuntu (partitioning)

I have windows 8 installed. I want to install Ubuntu, therefore, I want to partition a disk using standard windows 8 utility for that. However, what file system do I have to format it to: extFAT or ...
1
vote
2answers
7k views

I added a second harddrive and now I am trying to format the first one and I am having an issue

I just added a second faster hard-drive and it is working great! However I am having an issue formatting the original hard-drive (I already have everything backed up). After going to the disk app and ...
1
vote
2answers
2k views

Will I lose all of my data if I replace Windows with Ubuntu? [duplicate]

I wish to install Ubuntu OVER Windows. Windows is installed on my "C" partition. I also have another partition which contains 95% of my data. I really would like to know if I install Ubuntu, will it ...