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
14k 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
169 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
1k 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
218 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
328 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
372 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
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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
193 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
98 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
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0answers
80 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
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0answers
782 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
54 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
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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
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0answers
46 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
262 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
781 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
374 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
740 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
252 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
500 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
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0answers
277 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
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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
5k 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
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3answers
1k 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
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
3k 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
16k 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
2answers
5k 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 ...
1
vote
2answers
288 views

Precautions to take before replacing Hard drive in desktop

i am using Ubuntu .my hard disk is aged so i have to change it.i want to keep my data as it is and if possible.can any one please guideline some points .steps to take for successful hard disk ...
1
vote
3answers
68 views

Deleting contents of a disc

I need to completely delete the contents of the folder /data Obviously I launched rm-rf * but it's been running from a long time (I have many large files for a total of nearly 1 TB). Given that the ...
1
vote
1answer
728 views

While installing Ubuntu I used replace Windows with Ubuntu option. Did it delete my private data?

I had 3 Partitions: Local Disk C: with Windows installed D: and E: with my data. While installing Ubuntu, I used: Replace Windows With Ubuntu Option Have I lost my data in D: and E: also? ...
1
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2answers
49 views

To install Wipefs in Ubuntu

I run apt-cache search wipefs and aptitude search wipefs unsuccessfully. How can you install wipefs in Ubuntu?
1
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2answers
147 views

Why I can't partition my drive in Ubuntu using gparted?

My problem is that when attempting to resize the dev / sda2, both the minimum and the maximum size, are of the same value (which is the disk size: 708 862 MB). What should I do?
1
vote
1answer
42 views

SSD space used even if formatted

I wanted to reinstall Ubuntu and formatted all my disks but the installer got stuck when creating the primary partition on my ssd. I decided to create the partition manualy with gparted but whilst the ...
1
vote
1answer
50 views

Where is my Disk Space?

I am using Ubuntu 14.10 and i am having trouble with lost disk space i have 130 GB on my main disk where Ubuntu is but i haven't really downloaded any huge applications, the only big applications that ...
1
vote
1answer
89 views

e2fsck taking a long time

I have a portable 2TB drive, used over USB 2, that's giving trouble and I am running e2fsck -f -y -v /dev/sdb1 to attempt to fix it. But it's been running for 12 hours and gives no ...
1
vote
1answer
309 views

Do I need to make a partition on an EBS volume? What is better?

I'm adding a new EBS volume to an existent Ubuntu server on AWS EC2. I created the volume and it's attached to the server, I can see it there, all is OK. What are the bonus/onus of creating a ...
1
vote
2answers
2k views

How can i skip bad sector on my hard Drive?

I have one external hard drive which i plug to my linux machine. It causes read and write operation problems. When i check it with fdisk -l it wait for information to display for while. After few ...
1
vote
2answers
1k views

Upgrade 11.04 to 12.04

I'm using Ubuntu 11.04. My computer is no longer supported and my computer is now trying to get me to upgrade to 12.10. But I want to upgrade to 12.04. Can I upgrade to 12.04 using the update manager ...
1
vote
1answer
388 views

Is this external drive (verbatim 47564 320gb) recognized by Linux?

I'm buying this drive: http://www.techfuels.com/hard-disk/8068-verbatim-47564-320gb-external-usb-hard-drive.html because of transition from Windows 7 to Linux (Mint/Ubuntu) and I want to save my ...
1
vote
1answer
240 views

How to not wipe the whole disk, only the partition i want ubuntu on?

I have in my old laptop, one harddisk which is split in two equal sized partitions. Partition C got the windows xp boot and some odd files that i don't care much for since i always do a backup ...
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2answers
1k views

How can I use Ubuntu to rescue files from an NTFS drive?

I reinstalled windows on the laptop of my daughter. Before doing this we made a copy of her music, pictures and so on on an external drive which was formatted in NTFS. Unfortunately, the folder we ...
1
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1answer
51 views

How to List Unmounted partition of a harddisk and Mount them?

How to list the disk partition when they are unmounted? And how to mount them through terminal?
1
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3answers
278 views

Full Disk Encryption + Home folder encryption needed? Wouldn't Full Disk Encryption get the Home folder anyway?

I'm reinstalling Ubuntu, and want to do full disk encryption. After selecting it, I'm given a choice to also encrypt the Home folder. Since Ubuntu doesn't use a separate partition for the Home folder ...
1
vote
2answers
643 views

What is the best way to scan a hard drive/check health in Ubuntu?

I did a search beforehand and I don't think a similar question has been asked before. I have two hard disk drives - a 1TB Seagate and a 1TB Western Digital. My Seagate drive crashed a while back and ...
1
vote
3answers
557 views

Update fails to Install

I get the below error when I try to install updates using Software Updater: Not enough free disk space The upgrade needs a total of 81.3 M free space on disk '/boot'. Please free at least an ...
1
vote
1answer
31 views

Two Partitions Versus Two Disk Drives

What is the difference between two operating systems on two different partitions on the same disk versus two operating systems on two different disk? What is the jargon for each case? What can one do ...