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

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-1
votes
1answer
31 views

Can't select CD disk to copy

I do not seem to be able to select the CD to copy from the combo-box on the copy disk dialogue window - I have tried with a mouse and keyboard but can't select the disk if there is only one item in ...
3
votes
1answer
9k views

How can I find out if all my hard drives are mounted (Ubuntu Server)?

I had one hard disk to start with. On that hard disk I installed Ubuntu server. Today I added 2 other hard drives to the system. But I am not sure if the server software mounts the disks. How can I ...
0
votes
1answer
163 views

Read contents of a previous Fedora hard drive

I have this Fedora 18, Spherical Cow OS which has not been very stable. So I am migrating to Ubuntu 11.10 I need to read the contents of the disk, so I can copy all my development files there. How ...
0
votes
1answer
139 views

How to acces from live cd to windows 7 disks?

I have live ubuntu 12.10 on usb (4GB verbatim). I prepared live usb by Lili USB creator (it just copy the iso of ubuntu to usb to be bootable). Then I booted successfully the live version of ubuntu ...
1
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0answers
1k views

after installing ubuntu 13.04 CD-ROM not working

I remove my windows 7 and install ubuntu 13.04 amd64 in EFI after many hit and trail. first time i install ubuntu with DVD and it is success full installation but i decide to install in EFI. in second ...
0
votes
1answer
94 views

Does the freequent use of CAT command badly affect the hard disk performance?

One the programs I've written requires merging many files into one, every 3 seconds. The merged file can be bigger than 1GB. I'm using cat command to do this. Cat seems to work pretty fast even ...
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 ...
6
votes
3answers
22k 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
1answer
1k views

How to figure out if my DVD-reader is also a burner?

I am using Ubuntu on a Dell Inspiron 14R. There are no writings like DVD-RX or DVD-rom on my DVD-reader. Is there anything in Ubuntu similar to the device manager in Windows, so that I can know if I ...
4
votes
1answer
674 views

Causes of files disappearing and ways of prevention?

My brother told me two weeks ago that some of his files were missing and last week all of his files disappeared (together with some installed programs). The weird thing is that the folder structures ...
0
votes
1answer
728 views

Can't install updates due to boot folder size on 13.04

Update attempt delivers message 'Not enough free disk space' with the recommendation to free up space on /boot. I have tried all the clean up techniques I know, but essentially it is filled with all ...
0
votes
1answer
48 views

From /media/blabla to media/my_name/blabla

I have a ntfs disk which used to get mapped to media/A6505A54505A2B11_/. There was also a directory media/A6505A54505A2B11/. Then all of a sudden it started to get mapped to ...
1
vote
1answer
475 views

Disk Usage Analyzer and other programs reporting incorrect partition capacities

I recently resized/moved my home partition and then expanded my root partition into the free space remaining. I did this all off a bootable usb with gparted. When i started ubuntu back up and ran ...
3
votes
1answer
1k views

disk space used up

I have upgraded to 13.04 and lose disk space, ... I have a 3 TB hard disk, and had yesterday still 890 GB free, ... today all is gone! Disk Usage Analyzer does not give me a clue and says that it ...
1
vote
2answers
8k 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 ...
5
votes
3answers
2k views

How to see the amount of free disk space in files browser with 13.04 (Raring Ringtail)

Up to the previous Ubuntu versions you could easily switch on a status line at the bottom of the files browser, which showed useful infos like the amount of free disk space, number of files in ...
1
vote
2answers
4k 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 ...
2
votes
2answers
2k views

For more security: overwrite empty disk space

I know it might seem a stupid question but I haven't come across any forum or post on the internet about: - What does "overwriting an empty disk space" mean/do? - Why doing that makes it more ...
0
votes
1answer
1k views

Error mounting disk image using guestmount

In trying to get qemubuilder to work, I'm using guestmount to mount an image (base-i386.qemu) on a temporary directory (/run/shm/qemu.3430) without needing root permissions. I am running Ubuntu ...
1
vote
1answer
703 views

Stop/Switch eSATA hotpluggable disk

I would like to know what would be the best practices to start/stop/switch safely an eSATA disk. First : i've read this post : Safely removing eSATA disks but the given and accepted answer does not ...
0
votes
1answer
785 views

View TOTAL Disk Space Taken by ALL Installed Packages

Is there a way to view a 'system size'? I want to know how large I should make partitions if I separate my /home from the / (root) partition, but I don't know how much space Ubuntu + every installed ...
0
votes
0answers
27 views

What are relevant disk benchmark settings for a desktop system [duplicate]

NOTE: This is not a question about which tools to use to fine tune disks. I am about to replace an HD with an SSD and also to fine tune some of the disk settings. Also, I might distribute my ...
2
votes
2answers
3k 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. ...
0
votes
2answers
383 views

“Disk I/O error:” Can not write anything to mounted partitions

Recently I have lot of DISK I/O Errors. I am not able to save anything even on my home partition. I have the same problems in 12.04, 12.10 and now in 13.04. Following is the output of mtab ...
1
vote
0answers
64 views

How do I make a complete image file boot disc

I'm a crusty old fert who's gotten fed up with MS, plus I have security concerns. I'd like to make an image file boot of Ubuntu, a PDF printer (possibly a complete editor?), and if possible, a driver ...
2
votes
0answers
41 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 ...
1
vote
3answers
64 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 ...
0
votes
1answer
93 views

Changing size of Windows partition

when I was installing Linux, I divided my HDD into few partitions. By mistake, I let for Windows too little space. Question is, how to uninstall Linux, join all partitions and then again divide HDD ...
3
votes
2answers
81 views

How do I find out if an external drive is in active use (being read/written to)?

I have some external drives connected to a power outlet. The outlet is USB switchable, i.e. I can run a program on my PC that physically disconnects the external drives from the power grid. I only use ...
3
votes
1answer
830 views

Increase the disk spindown timeout

When my laptop (running Ubuntu 12.04) is on battery, the disk powers off after a few seconds of inactivity — about 20s. I use lightdm to log in, and have some Gnome components running (I have ...
1
vote
1answer
614 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? ...
0
votes
1answer
775 views

how to check if cache is working

is there a way to check if disk cache is working on a regular sata disk? i see "asking for disk cache failed" error messages, but discovered my laptop has a 1gb solid state drive without a ...
0
votes
1answer
167 views

Empty disk partition after opening Windows 8

I have both Windows 8 and Ubuntu 12.10 on my machine. I always use Ubuntu and nearly never logged in to Windows 8. However I needed to use Windows today and encountered a serious problem. When I ...
0
votes
2answers
679 views

Root partition oddly full

The root partition of my 12.10 Kubuntu distro is full and I don't really understand why, since fileflight shows that 72% of the disk space usage of my root partition is being used by the "home/"My ...
1
vote
2answers
63 views

Windows formated disks; are they any use on Ubuntu?

I have a bunch of disks (digital dictionaries, encyclopedia) on Windows format. Is it possible to read them with Ubuntu?(12:10) When I just put them in my drive, window says "no respinse" and it ...
0
votes
1answer
565 views

Can't mount large external large disk(3TB) on ubuntu server 12.10

When I connect with e-sata or usb for external disk, the display shows the following message: [534.032718] ata3: exception Emask 0x10 ASct 0x0 Serr 0x5840000 action 0xe frozen [534.033063] ata3: ...
0
votes
2answers
149 views

Confusing Disk Space Situation

My system primarily has Windows 7 on it. A while ago, I switched from VirtualBoxing into Linux to installing Linux in its own Partition. I thought I had lots of free space. However, Ubuntu's now ...
3
votes
1answer
197 views

How to let ubuntu ignore a internal hard-drive when start up?

I am dual-booting Ubuntu(12.10) and Windows on different hard drives in my laptop. For battery life and noise issue, it is possible for me to ignore the Windows drive and prevent it from being ...
1
vote
2answers
1k views

Does Ubuntu run from a CD/DVD save data ONLY in memory?

If I create a proper LiveCD and run the OS from the disc does it save any information on a hard-drive or is it ALL saved to the PC's memory? I've looked around for a clear, direct "yes/no" answer to ...
-2
votes
1answer
992 views

DIsk space required when installing ubuntu? [closed]

Listen guys when I try to install Ubuntu I have three things to check I have checked two except the one that says that I need 4.4 GB of disk space... Now I erased the disk on my sisters PC that has ...
2
votes
3answers
2k views

Can 1 partition span multiple physical disks?

I have 4 disks on an Ubuntu Server box, can I create on partition that spans across those 4 disks?
3
votes
1answer
1k views

How to recover from wiping by dd a partition table on external disk?

Yesterday I used dd to write an OS into my Raspberry Pi flash card. Even though all my commands ( I checked history ) were for /dev/sdd which was the flash , when I checked my external drive(500GB) ...
0
votes
2answers
181 views

Partition table messed up. Cant see any partition using Gparted, though everything works?

Yesterday I was trying to install Mageia Linux along with Windows 7 and Ubuntu 12.10. After several tries I finally installed Mageia and created an entry for the Mageia boot-loader in the Windows boot ...
0
votes
1answer
2k views

How to increase the disk space of Ubuntu installed besides dual boot without using WUBI? [duplicate]

I want to increase the disk space on the partition that the Ubuntu installed in. I wonder about doing this in windows or in Ubuntu? The rest free space is less than 300MB.
2
votes
2answers
811 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 ...
1
vote
1answer
752 views

System very Slow, Trying to find the bottleneck

I have Ubuntu 12.10 installed in Sony VIAO E Series VPCEH16EN, 4GB RAM, 320 GB HDD, Intel Core i3-2310M Processor 2.10GHz. It is a dual boot with Windows7 alongside with it. I see the system is very ...
1
vote
1answer
122 views

I cannot make a Installation USB

for some reason I cannot make a installation USB from my system already working, I have tried two different USB's formatted them, but still the "make startup disk" is still faded out!! whiuch I don't ...
2
votes
2answers
74 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 ...
1
vote
1answer
109 views

Gparted found problems when “checking” both primary partitions. How to fix?

I am using Gparted (from Ubuntu Live CD) to enlarge my Win Vista and shrink my Ubuntu 9.04 partitions. Reports of "check" process on each partition are here: Vista partition: Ubuntu partition: ...
1
vote
1answer
200 views

Install ISO boots but then freezes

I've downloaded Ubuntu 12.10 and put it on a usb stick using unetbootin. I successfully booted the USB, Ubuntu starts and I see the classic Ubutnu splash screen. Then the computer freezes. Disk is not ...