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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22 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
31 views

External disk mount again after safe removal

I have an external ntfs disk. When I try to safe remove it, after few seconds it is mounted again without doing nothing... This happens every time and with every remove method I tried: clicking on ...
2
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0answers
91 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
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0answers
24 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
190 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 ...
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0answers
40 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
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0answers
340 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
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0answers
663 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
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0answers
262 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 ...
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30 views

Is it possible to install Ubuntu on external disks from an active workstation?

I am running Ubuntu on my workstation and have connected three blank drives to it. I would like to install three copies of Ubuntu onto the blank drives while continuing to work in my operating system. ...
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0answers
13 views

Why does Ubuntu write to disk when copying files from CD to USB?

My machine has 18GB of main memory. When copying files from a mounted CD to a mounted USB drive there is a lot of HDD activity. Why does Ubuntu write to disk when copying from CD to USB? I assume ...
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25 views

Boot disk problems

Followed the download instructions for making USB bootable for 14.04.01 on borrowed iMac as laptop needs a clean boot. Copied command line from instructions and pasted into terminal, returns error ...
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48 views

How can I connect to AirPort Extreme Shared Drive upon login?

I'm new to Ubuntu but I have successfully used the "Connect to Server" menu option in the Places window to connect to my external USB drive, which is shared on my Airport Extreme. I use the IP address ...
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25 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 ...
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0answers
124 views

Fix write-protected(read-only) filesystem

I made bootable usb drive , then USB drive was write protected. I used followng command hrirks@hrirks-MS-7592:~$ sudo fdisk -l Disk /dev/sda: 500.1 GB, 500107862016 bytes 255 heads, 63 ...
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0answers
43 views

traverse all the disks or get hd_struct by device name in kernel module

I'm writing a kernel module(on linux 2.6.32), to get the disk_stats of all the disks(not partition) in use. In other words, I'm getting the data just like what /sys/block/sda/stat shows, but in kernel ...
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0answers
21 views

KVM image size has changed?

We had a 180GB VM image. Inside the guest VM everything is OK and hdd size is 180G. but when we look the image size on the host it is 475MB. I am afraid that if we restart, the VM wouldn't work. I ...
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0answers
149 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...
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1k views

ubuntu doesn't recognize USB disk after upgrade to 14.04

Appreciate any thoughts on this. fdisk does not see the USB drive(s). Was working until I upgraded from 13.10 ->14.04 Dmesg and lsusb show it: > lsusb Bus 002 Device 005: ID 058f:6362 Alcor ...
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143 views

How to trigger Offline data collection with Smartmontools?

I just purchased a new SSD and I'm trying to figure out how to monitor the expected lifetime of it. When I run sudo smartctl -a /dev/sda it reports ... General SMART Values: Offline data ...
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283 views

Why won't the Ubuntu 12.04 installer use my preseed file?

Here is my preseed file: d-i partman-auto/disk string /dev/sda d-i partman-auto/method string lvm d-i partman-lvm/device_remove_lvm boolean true d-i partman-lvm/device_remove_lvm_span boolean true ...
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0answers
37 views

s.m.a.r.t settings lost after waking up

i have 24 gb ssd disk (/dev/sdb) which has ubuntu on it, and 750 gb hdd (/dev/sda) which has my data on it. i rarely access my data disk(/dev/sda), so i want it to sleep untill the time i want to use ...
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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 ...
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62 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 ...
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108 views

The disk tray won't open when I press the button

I'm trying to open the disk tray in Lubuntu 12.10 and nothing is happening. This can't be a mechanical failure because it works fine in Windows XP, and I'm posting it here because there are no ...
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121 views

Disk cache is sometimes dropped/erased

I have a memory/cpu monitor running, and sometimes see the graph line for “cached memory” drop, for no apparent reason. Earlier today Cache memory was at about 4.8GB but then dropped in two steps ( a ...
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0answers
141 views

Is it possible to extend filesystem using network drive?

I'm running very low free disk space on my file system. Is it possible to extend file system size using network drive (using LVM or similar) Preferably I would like to use Google drive (There is ...
0
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0answers
10 views

Installation errors from USB

I'm attempting to install Ubuntu on an older desktop from a USB device. The device works and so does the computer, but whenever i attempt to boot from the device i receive the error, "Attempting Boot ...
0
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0answers
6 views

Chinese checking-hard-disk-message incorrectly displayed

When Ubuntu is blocked by certain unknown cause, I have to press the power key to force my computer power off. In this case, when Ubuntu is rebooted, it will check hard disks. Before 11.10 those ...
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0answers
38 views

Freeing space on /

Recently i experienced X server fails on my Ubuntu 12.04. When i booted up i got a window sayig that system is running in low-res mode, the option to run it like that once, failed. - coulnd't log in ...
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0answers
32 views

No Boot Option After Install

Hello recently I built a computer with an msi 970A-G43, AMD FX 6300, and GSkill Ripjaw 2gb ram and was wondering if there's any compatibility issues because after installing Ubuntu it does not show up ...
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37 views

New HDD formating on Ext4 root permission

I have this new 80Gb HDD I want to use it as a backup storage for my actual system (14.04) not a server. I formatted it with Gpart but I just can't write in it, when I search for permissions it tells ...
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0answers
71 views

Unable to load 1Tb USB Harddisk in Ubuntu 14.04

I don't know for what reason Ubuntu has stopped recognizing my Toshiba USB 3.0 external hard disk. I've looking for an answer in the forums but couldn't find the right one. The disk is ntfs and works ...
0
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0answers
37 views

How to automount new SATA HDD / USB devices at startup without FSTAB

In my Xubuntu sata disk partitions is not automounted. I have to go to partition and only then it's mounted. and its not good for me, it have to be already automounted without me going to that ...
0
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0answers
37 views

How to solve “tmp could not be saved, because the disk, folder, or file is write-protected.”

I tried to download pdf file from the web, but the following error message appear: tmp could not be saved, because the disk, folder, or file is write-protected. Write-enable the disk and try ...
0
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0answers
19 views

How do I corrupt the master node on a UBI device?

I have an nand flash that appears as mtd and is attached to UBI and has 2 volume and want to know how to corrupt the master node in the UBI device. Is it possible? The documentation says the master ...
0
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0answers
31 views

True Image Alternative

Is there any alternative to Acronis True Image which supports ext4/btrfs and has the same capabilities? I want: compression partition/disk level and also file level backup and restore image ...
0
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0answers
25 views

Error when mounting a disk

I have a computer with three disks. Everything worked perfectly, but once began receiving an error when mounting a disk: Error mounting system-managed device /dev/sdb2: Command-line `mount ...
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0answers
35 views

problem with dvd+r in Ubuntu 14.04

So I was trying to move my music collection (.mp3) from my windows 8 to Ubuntu.So I took a dvd+r disk put into windows worked fine ,put my music on it.Then when I put it in Ubuntu my tray spins,but ...
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33 views

Two “ubuntu-vg” partitions unable to mount due to naming clash

I had Ubuntu 13.04 installed on my laptop. Rather than upgrading, I decided to install 14.04 fresh on a new SSD. So, I have two drives. One with 13.04 and my old data, and one with 14.04. Both ...
0
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0answers
67 views

SNMP MIBS Missing disks UCD-SNMP-MIB

Using SNMP with ubuntu 14.04 I realized that when I use snmpwalk or get to the mib diskPath it return me only 12 mibs at maximum as listed below, one is missing because I umounted, but I have more ...
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0answers
51 views

“Not authorized to perform operation” when trying to open disc

I use Ubuntu in LiveUSB and I want to open the hard-disc of the computer or USB flash drive but ti gives me this error message: Not authorized to perform operation This happen now but not ...
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0answers
22 views

Disk space usage issue please help

This morning I wake up and a lot of my files has been wiped due to storage issues I checked the console and seems like I don't have more storage could someone help me understand why?, my servers are ...
0
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0answers
34 views

Expand Wubi Ubuntu disk size from Windows 7

I have installed Ubuntu with Wubi. At startup, both options appear. Now, i have Win7 with some 10 GB free and Ubuntu with almost 1 GB or less. I simply want to expand the root.disk size. How can i do ...
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0answers
35 views

Setting up a network

I am very new to ubuntu. I used to have a windows XP PC and now I am working with a Ubuntu 12.04 Laptop. I am trying to set up the office network and be able to use a WD My Book Live shared hard disk. ...
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39 views

Superblock error

Here's what I did: I wanted to reinstall the system so I ran Ubuntu Live CD, started to resize my HDD partition and suddenly everything crashed, the black display appeard. Then thought that I ...
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0answers
17 views

Error In Partition

I have upgraded to ubuntu desktop 14.04 as 2nd upgrade. After upgrading it ask me to restart After restarting there is an error in disk partition & I cant load any page I using dual Operationg ...
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0answers
12 views

Are there differentiating disks in KVM?

I'm currently playing with vmbuilder. It works fine and enables to get a running machine in five to seven minutes with average non-server hardware. I imagine that on a faster hardware with more ...
0
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0answers
24 views

Recover LVM disk

I'm a new linux user and I think I really messed up with LVM while installing ubuntu server 12.04. I cancelled (meaning I stupidly pressed the computer's power button) ubuntu server's installation ...
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0answers
69 views

Read Error and grub rescue

My Dell inspiron 7420 laptop had windows7(home preimium) and ubuntu 13.04 gnome i386 dual boot, and since 4 months i started getting this Read error on boot up or sometimes even error no such ...