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

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5
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0answers
39 views

Resized VirtualBox VM disk, but when partitioning can't use all new available space

yesterday I've resized a VM Virtual disk from about 15 GB to about 26 GB. If I run fdisk I can check that disk is resized: Disk /dev/sda: 26.2 GB, 26214400000 bytes 255 testine, 63 settori/tracce, ...
3
votes
0answers
89 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 ...
3
votes
0answers
237 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 ...
2
votes
0answers
78 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
774 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
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
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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
0answers
373 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
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 ...
1
vote
0answers
15 views

newly formated disk is read only

I just reformatted a hard drive, with the ntfs file system, and its showing up as read only. How can I make it writeable? here is dmesg: ~$ dmesg | tail [49340.213245] sd 14:0:0:0: [sdb] No Caching ...
1
vote
0answers
11 views

How to properly move /home from separate partition into / partition?

I have two logical volume which one is used for / and another one for /home. The thing is now I want to have /home to be not separated from the /. I want to use the logical volume which I use for / to ...
1
vote
0answers
34 views

Error whilst creating partition

Original error message in german Error wiping newly created partition /dev/sdc1: Command-line `wipefs -a "/dev/sdc1"' exited with non-zero exit status 1: wipefs: Fehler: /dev/sdc1: Initialisierung ...
1
vote
0answers
25 views

MAAS detected disks de1GB and Landscape detects nodes but with checklists(X)

My problem is that MAAS, with hard drives does not recognize your storage capacity, and continue with the installation checklist landscape in brand teams recognize but with a red X. equipment ...
1
vote
0answers
13 views

Unplugged old bad disk, ran update-grub, but old menu options (on unplugged disk) still appear

so this must be a common problem. I had an old Windows machine with a disk that started to go bad (just some bad spots, corrupted files). So, I installed a new disk beside the old one and put Mint ...
1
vote
0answers
56 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. ...
1
vote
0answers
40 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 ...
1
vote
0answers
34 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 ...
1
vote
0answers
237 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 ...
1
vote
0answers
134 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 ...
1
vote
0answers
57 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 ...
1
vote
0answers
442 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 ...
1
vote
0answers
80 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 ...
1
vote
0answers
27 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 ...
1
vote
0answers
275 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...
1
vote
0answers
2k 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 ...
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 ...
1
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0answers
152 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 ...
1
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0answers
131 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 ...
1
vote
0answers
174 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
votes
0answers
13 views

I can not install ubuntu 14.04.2 in my partition.Installation crash

Previously I had dual boot my pc with ubuntu and windows 7.After installing windows 10 I can not install ubuntu in my pc. In installation process from my usb stick I got this message. "The system ...
0
votes
0answers
27 views

Enterprise full disk encryption solution for Linux

I have around 100 linux (Ubuntu) desktops that are connected to a Domain Controller using Centrify. I am wondering what Domain Controller based encryption solution I may use as for example FileVault ...
0
votes
0answers
21 views

Please help recovering accidentally formatted NSA disk (linux raid)

I accidentally formatted wrong disk using gnome disk utility. The Toshiba 1TB disk has been used in NAS Zyxel NSA320 and i planned to mount it in my ubuntu to make a backup. I use only one 1TB disk ...
0
votes
0answers
42 views

15.04 Ubuntu, disk encryption

I installed U. 15.04, but neglected to install the disk encryption feature. Is it possible to do so now without re-installing, and, if so, how?
0
votes
0answers
14 views

Often disk errors on boot

From some time now, when I open my laptop the machine keeps staying in splash screen and when I press "->" (right arrow) key to see the log it shows a message of Ubuntu finding errors on disk, I press ...
0
votes
0answers
13 views

Where Should I mount the Partitioned Drive in order to access them from the taskbar on the leftside of screen?

I installed Ubuntu14.04 LTS. During the partitioning I set the mount point of the extended partition disk to /home and /usr. But now I am not seeing it on my taskbar. Neither it appears on the left ...
0
votes
0answers
351 views

Please enter passphrase for disk .How to fix it?

I'm using Ubuntu 15.04. I don't know what has happened: when I start and enter the passphrase, this message appears: Please enter passphrase for disk ubuntu--vg-swap_1 (cryptswap1) on none! Please ...
0
votes
0answers
16 views

How to Install an Application that is on one Computer on Another

I have two laptops running Ubuntu. One of these laptops has StarCraft Brood War installed on it, and the other does not. I seem to have misplaced my StarCraft disk, so I cannot install it normally on ...
0
votes
0answers
101 views

Remove encryption of Ubuntu partition

I installed Ubuntu 14.04 a few months back. While installing, I had enabled the option of disk encryption, because of which I have been able to login to my system only after entering a passphrase in ...
0
votes
0answers
46 views

/proc/diskstats and iostat are right? strange values on my test

My question is quite simple.. I am doing some tests to confirm the perfect work of both (diskstats and iostat) disk meters and something is wrong here. I write this command on cmd and I get the ...
0
votes
0answers
35 views

How do I add external usb disk to launcher (15.04)

My external usb disk used to show up in the launcher when I plugged it in. I stupidly unlocked it. How do I get it back in the launcher? This is Unbuntu 15.04.
0
votes
0answers
42 views

How to disable “Remember forever” option in mounting encrypted disks

Whenever you mount an LUKS encrypted disk, Ubuntu gives you 3 options: Forget immediately Remember for this session Remember forever I wanted to know how to reset this choice after choosing the ...
0
votes
0answers
79 views

How can I get read/write instant speed of a Hard Drive using /proc/diskstats data?

I know that the proc/diskstats file presents these data columns: 1 - major number 2 - minor mumber 3 - device name 4 - reads completed successfully 5 - reads merged 6 - sectors read 7 - time spent ...
0
votes
0answers
17 views

What disk does System Load Indicator track?

I have two disks, but System Load Indicator (indicator-multiload) tracks only the read/write operations for one of them. Which of the two does it track? Is there a way to show the operations for both? ...
0
votes
0answers
85 views

Ubunt 14.04 Stuck on Boot screen Full Disk Encryption No Prompt

Ubuntu Will not boot. It will get stuck on a purple screen before asking for the encryption password. I thought it might be a video card issue so I booted in using recovery mode, and the console does ...
0
votes
0answers
49 views

When I restart Ubuntu after the install, it goes straight back to the USB GRUB.

So after I install Ubuntu, and restart as prompted, it goes to the USB loader. The live version off the USB works fine, however, if I remove the USB it states on the screen: ERROR: No boot disk has ...
0
votes
0answers
41 views

Does cryptsetup encrypt FAT32 usb disks?

In disks utility, without installing cryptsetup, there is an option to format an external disk using LUKS/ext4. I want to encrypt a USB drive but I want it to be readable in windows (if I eventually ...
0
votes
0answers
64 views

How to convert a file to a block device?

When I backup a partition with: dd if=/dev/sda2 of=~/sda2 bs=512 I can still mount it using mount ~/sda2 /mnt But what if I backup the whole disk? dd if=/dev/sda of=~/sda bs=512 I can't just ...
0
votes
0answers
18 views

Ubuntu Ver 14.04

New to Ubuntu, we have a NAS drive that has a burned out board, inside the NAS are 2 x 2TB Drives with a RAID 1 COnfig. I have been told to use Ubuntu to access the data on one of the Raid Drives, I ...