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

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6
votes
2answers
15k views

Increase size of root partition after installing Ubuntu in Windows

Every time update manager prompts an update I get a message saying that there is not enough space available, however the partition with Ubuntu installed has over 10 GB of free space available. I'm ...
5
votes
2answers
3k views

Is it possible to extend the disk space available to a wubi install? [duplicate]

I installed ubuntu 10.04 using wubi. I now wish to allocate more disk space to my ubuntu install. Is this possible?
17
votes
3answers
16k views

How to set up multiple hard drives as one volume?

I am about to set up box to basically be a file server. I plan on having multiple drives in the box, and would like to set them all up so that they appear to be a single drive. So I could essentially ...
27
votes
4answers
4k views

Importance of Swap Partition

What is the purpose of a swap partition? How do I know I have just enough swap partition? Not too much/little. My Ubuntu PC is used for typical stuff: Web (email, facebook, etc.) Some movies ...
12
votes
2answers
13k views

could not mount /dev/mapper/cryptswap1

I have just had a major issue with my Ubuntu 11.04 Natty which I think is going to end up in a reinstall :-( This is problem one of two so I've put them as two questions. For some unknown reason I ...
4
votes
1answer
4k views

How can I check how much space there is left on WUBI versus how much space it takes on my HDD?

Using 11.10 for the record. It would be easiest to do it on the Terminal.
21
votes
3answers
14k views

Mount single partition from image of entire disk (device)

I made an image of my entire disk with dd if=/dev/sda of=/media/external_media/sda.img Now the problem is I'd like to mount an ext4 filesystem that was on that disk but mount -t ext4 -o loop ...
13
votes
3answers
34k views

Increase partition size on which Ubuntu is installed?

I have Ubuntu installed on a drive. The problem is it is running low on disk space. This is installed on vmware. I expanded the virtual drive and booted into ubuntu. But when I opened gparted(sudo ...
5
votes
2answers
3k views

Out Of disk, but still boots

I have a HP Compaq nx6310 notebook wth 4gb memory & a new 250gb hdd. After installing Ubuntu 12.04, i got an "out of disk" error & was unable to boot. I rebooted in live, instaled & ran ...
5
votes
4answers
15k views

How much space does Ubuntu take up after it's already installed?

I know how much space is required to install Ubuntu. How much space does a Ubuntu installation take up on the disk?
7
votes
5answers
34k views

How do I open the Disk Utility in the Unity Desktop environment?

I am new to Ubuntu and have installed it side by side with windows 7. Both boot up okay, my problem is I can't get to disk utility to create a partition that I can share between both OSs. Help says go ...
4
votes
4answers
13k views

How can I add more disk space to my home directory?

The current home directory gets full. Can I assign more disk space to the home directory somehow or are there any other solutions?
4
votes
1answer
8k views

Using 'quota' for disk limits

I installed quota using apt-get and followed some of the tutorials online. I ran sudo edquota username which opened nano and gave a chart for me to edit. What does the chart mean when it says soft, ...
5
votes
3answers
17k views

How to open wubi's .disk files under windows?

Wubi has created one big file with whole ubuntu installation root.disk - there are some files I have left on my linux partition that I would like to access from windows partition, Is there any way to ...
5
votes
3answers
18k views

Ubuntu 13.04 is unable to mount a disk drive from ex-windows system [duplicate]

I just installed Ubuntu 13.04 as a single OS on a system previously installed with windows 8. Almost everything is working fine except 1- I cannot control my brightness (Hotkeys are able to move ...
1
vote
2answers
1k 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 ...
26
votes
7answers
56k views

How to find out how much disk space is remaining?

What is the command to find out how much disk space is being used/remaining?
10
votes
6answers
18k views

Errors in dmesg - Test WP failed, assume Write Enabled [duplicate]

I'm experiencing some problems with drive cache and I don't know what's causing these problems. This is my dmesg: [11690.011238] sd 6:0:0:0: [sdb] Asking for cache data failed [11690.011248] sd ...
3
votes
3answers
3k views

Mysterious Hard Disk Failure?

My new 1,5 TB ext4 Hard Disk makes mysterious noises and fails to read and write. But not always. Sometimes it just works. But then I get those following errors. Does anyone know a solution for that ...
0
votes
2answers
1k views

Windows Dynamic Disk not reading in Ubuntu

While using windows i changed my hard disk partitions from "Logical Disk" to "Dynamic Disk"..... then i installed Ubuntu in c drive. when i opened ubuntu the contents of C:Drive are shown but i am ...
11
votes
6answers
8k views

How to determine where biggest files/directories on my system are stored?

I was wondering how do you know where the largest files in my system are stored. For example--- Disk Space Used: 1GB Java: 500MB Java Percentage: 50% maybe represented in a pie chart. Maybe? I know ...
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
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
votes
2answers
19k views

How to avoid “Assuming drive cache: write through” message during restart? [closed]

Does anyone know how to avoid message: Assuming drive cache: write through Showing up after preforming sudo shutdown -r now. I restarted remotely but the computer did not restart. And I could ...
0
votes
2answers
4k views

best way to backup a whole dual-boot system [duplicate]

Possible Duplicate: How to make a disk image and restore from it later? I finally have my PC exactly the way i want it, i have spent many hours installing and reinstalling Ubuntu and ...
5
votes
1answer
2k views

Why is the .xsession-errors.old file so big?

Problem Many users (including me) found out from one moment to another that the usage disk space is really strange. One day I had 50Gb free and the next I had 3Gb, it is just crazy. This happened ...
4
votes
5answers
12k views

Can you install Ubuntu from the hard disk?

Is it possible to install Ubuntu from the hard disk?
3
votes
2answers
2k views

I need step by step guidence to recover grub [duplicate]

Yesterday I removed some two tiny partions from the disk, Today it won't boot. I opened my computer from USB now, but I can not install grub from chroot. I run sudo blkid I noticed that my ubuntu ...
2
votes
3answers
4k views

raid advice with SSD and two HDD

I have a new machine with one 128GB SSD and two 1TB HDD. On the SSD is the OS and my initial thought was to put the two HDD in RAID 1 for user data. After some more thought I came up with two other ...
1
vote
0answers
21k views

Ubuntu 12.04 running slow: How to improve performance? [duplicate]

Possible Duplicate: How can I improve overall system performance? I used to work in a computer (Dell Inspiron) with 2GB RAM, 80GB dd and Intel Core Processor with Ubuntu 10 under Gnome, and ...
0
votes
1answer
554 views

How Do I Install Another Distro Over Ubuntu? [closed]

I am pretty new at this, and I understand this is a pretty novice question but I am wanting to erase Ubuntu on my laptop (not enough RAM or hard-drive) and install a smaller distro over Ubuntu. I ...
0
votes
2answers
3k views

Downloading error “Could not retrieve the required disk image ” [duplicate]

When I try to download Ubuntu 12.04 using the Windows installer (Wubi) through a proxy server which requires proxy authentication, after I choose the Ubuntu installation size, username and password, ...
21
votes
3answers
142k views

How to run a checkdisk?

I suspect there might be bad sector on a disk. What tool is the best equivalent of the error checking tool of windows? (I used ext3)
9
votes
2answers
7k views

What are the F6 options during installation?

What is the meaning of different options in the F6 context menu of Ubuntu installation dvd ? i.e. acpi=off noapic nolapic edd=on nodmraid nomodeset Free Software only How do they affect the ...
7
votes
3answers
10k views

How do I rename a USB drive?

How exactly would I rename a USB drive? I've read that you can go into the Disk Utility, the click on Edit Partition and there is an option to rename the label but I can't click in the area to ...
9
votes
2answers
11k views

Unable to format USB drive with Disks (udisks-error-quark, 0)

Upon trying to make a startup disk (USB) for Ubuntu 12.04, the system prevented boot loader installation. I'm getting message: Error synchronizing after initial wipe: Timed out waiting for object ...
10
votes
7answers
17k views

How can I physically identify a single drive in a RAID array?

I have an external drive bay with 4 eSATA disks in it. My system has a 4-port eSATA card, as well as a pair of internal hardware RAID1 drives. The external drives are in software RAID1 pairs as ...
9
votes
11answers
20k views

Disk by UUID not detected (initramfs), boot failure

I am unable to boot my lucid, with the built in boot shell giving out this error: Update 1 This error occured after I updated my 2.6.32-26 version kernel and booted directly in winodows. The ...
7
votes
4answers
2k views

What are benefits of upgrading filesystem from ext2?

I have ext2 filesystem installed on my work machine. I talk with my friend who knows linux a lot better and he said its very old and its very weird that I use so old filesystem. I'm now trying to get ...
6
votes
2answers
6k views

Disabling SMART Disk Utility Warning Message

The Disk Utility pop-up the same message so many times and too many at a time. The message is the same "Hard Disk Problem Detected. A hard disk is reporting health problems." The hard disk has ...
6
votes
1answer
578 views

Intense hard drive access activity immediately after log in

I upgraded my ubuntu karmic to lucid a few months ago. I don't know when it all started but the thing is that when I log in, I see a very intense disk access activity for a while that prevents any ...
4
votes
1answer
575 views

Safely removing eSATA disks

Is there any way to safely remove any external disk connected via eSATA? Disks make an ugly noise when unplugged, even if there are no mounted partitions... I found somewhere this little command: ...
4
votes
1answer
570 views

Full disk encryption - separate home partition

How to create separate /home partition when using full disk encryption feature in the Ubuntu 12.10 installer?
3
votes
1answer
3k views

HDIO get identity failed for dev/sdb invalid argument [duplicate]

This failure is on an external hard drive connected by USB. However, it worked flawlessly for several days. Then, one day when I tried to start Ubuntu there appeared a Debian splash screen with ...
3
votes
1answer
3k views

How to mount a blu-ray drive?

Maybe it is for the best to close this question. This has nothing to do with a bluray drive in general anymore. Probably a hardware defect. I will try to test it with a windows system and different ...
2
votes
1answer
10k views

Mount error, special device does not exists

I have a hard disk of 320 GB on ubuntu 12.04 64-bit. 2 drives of my hard (sda7 and sda8 of ext3 type) cannot be mounted. output of sudo mount /dev/sda7 /home/newfolder -t ext3 : mount: special ...
0
votes
1answer
1k views

Apt-get problems and errors : VIM

I found this great link: How do I resolve unmet dependencies? but I can't seem to get any command involving apt-get to run correctly. My main problem is a partition filling up and don't know why, ...
0
votes
2answers
1k 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 ...
8
votes
2answers
8k views

how to interpret these errors from syslog

My Ubuntu has been acting weird lately. Yesterday, it wouldn't boot normally, so I had to do a 'recovery mode' boot. It said I had to do an fsck manually, which I did using a live CD. After this, I ...
6
votes
1answer
2k views

/var/lib/ureadahead/debugfs eats up 68% of my disk space

On a device with 2GB storage every MB is counted. I wonder what is this /var/lib/ureadahead/debugfs doing on my system and is there a way to avoid its existence. Note this mount point eats up 1.2 ...