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

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7
votes
4answers
3k views

Thunderbird 16.0.1 filling disk space

I'm on Ubuntu 12.04 with Thunderbird 16.0.1 and Kernel 3.6.0-030600rc4-generic. I used Thunderbird for quite a while and never had any problems with it. But now it seems to fill up my disk space very ...
0
votes
1answer
35 views

Help needed. Tips for organizing disk space for Win10 and Ubuntu 14.04

To begin with, I have no practical experience with Ubuntu or similar systems so please forgive me if I ask the obvious questions. I am intending to buy a new laptop (no OS preinstalled) and set up a ...
0
votes
2answers
57 views

Operation on one disk overloads other disks

I'm using Ubuntu 15.04 with MD RAID1, LVM and LXC on top of them as a webserver. I have normal load average about 1-2, and all is working well until I perfrom any massive IO operation. The strange ...
0
votes
1answer
38 views

Driver problem with Ubuntu?

I have a password set at boot up and I get this error after I enter my password: /dev/mapper/ubuntu--vg-swap_1 is not ready What caused this and how do I fix it?
0
votes
0answers
22 views

Drive not ready or present during startup

While instaling Ubuntu 14.04 LTS i created 5 partitions with mount point as / (Ex /Disk1,/Disk2...).After that i deleted all of them using terminal with command sudo rmdir Disk1, now while start up it ...
0
votes
1answer
29 views

Problem with mounting storage devices

I'm using Ubuntu Server 14.04 and have several external storage arrays (nothing special a 5 disk RAID10 box, they appear to the OS as a single disk) I use the UUID to mount them with /etc/fstab ...
3
votes
0answers
31 views

Changing munin hdd plugin used UUID

I've backed up my ubuntu server, and changed the HDD. Now I need to know where is the old UUID saved on the system? It seems that munin will no longer work with the HDD plugins, I guess it's looking ...
0
votes
0answers
91 views

Ubuntu 14.04 freezes after booting from SSD

I recently installed a Crucial 500GB SSD, to replace the ageing HDD in my laptop, and improve performance (a Dell Vostro, about 5 years old). After cloning the existing drive using ddrescue, I ...
0
votes
1answer
18 views

Move partition from ssd disk to pendrive

I have a 128 GB SSD. There is one partition: sda1 - 12 GB. I tried to move this partition to a USB pendrive. The pendrive is 16 GB in size. I booted from a live medium and ran: dd if=/dev/sda1 of=/...
4
votes
4answers
477 views

What is “mount” [duplicate]

what is "mount"? I have a gut feeling it means "make data storage accessible", but what does it really mean? Please specify the cases when "disk is accessible" and "disk is mounted" are different".
1
vote
3answers
71 views

How can I print the breakdown of disk usage by directory?

My cloud instance (running a web app) disk usage went up inexplicably, I suspect there is something like a storage leak there. Is there any way to the breakdown of disk usage by directory, in order ...
2
votes
1answer
95 views

What is the bottleneck in system performance?

System Configuration: Dell Inspiron N5010 - Intel Core i3 380M 2.53 GHz, 4 GB DDR3 RAM, 1 GB AMD RADEON Graphics, 500 GB SATA 5400rpm HDD, Ubuntu MATE 15.10 (this is supposedly lighter than the Ubuntu ...
0
votes
0answers
16 views

How to erase my DVD with cdrecord? [duplicate]

milenko@milenko-X58-USB3:~$ wodim --devices wodim: Overview of accessible drives (1 found) : ------------------------------------------------------------------------- 0 dev='/dev/sg1' rwrw-- : 'HL-...
3
votes
3answers
13k views

Using the Disk Utility application as SUDO user in Unity or on CLI

How do I start the "Disk Utility" program as sudo user, in the Unity gui? If I want to start the application from a CLI, what is the application name? (There is no reference to the actual program ...
0
votes
1answer
19 views

I cant download on other locations outside root!

I have Ubuntu 15.10 running at the moment. I am trying to download a file on my 120GB external drive, but it wont let me. I have no space left on Ubuntu, so I can't download it there.I am using ...
6
votes
2answers
1k 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?
0
votes
1answer
22 views

How to edit a mounted HDD [duplicate]

I want to know why my HDD main partition (the biggest part of the disk) appears as it was a double partition: Can I change it? How? Also, LibreOffice 5 doesn't recognize that partition. It only ...
0
votes
0answers
18 views

I cannot install software [duplicate]

I am getting "installation failed" all new installs. It says "low disk space on boot file". I cannot move the boot file, nor can I install new software elsewhere. i have over 450gb of free disk space,...
0
votes
2answers
759 views

No more space on disk [duplicate]

I'm using Ubuntu 14.04. For some time I haven't been able to run more programs simultaneously. This is what df -h gives: Filesystem Size Used Avail Use% Mounted on /dev/sda1 29G 25G 3....
1
vote
1answer
459 views

External harddisk detected but not mounting

I have a WD MyPassport that is NTFS formatted with only 1 partition, and works perfectly fine on Windows. It was working well with Ubuntu until a few days ago (points 3 and 4 explains what changes I ...
0
votes
0answers
73 views

Unable to write on disk. Lot of space and inode are available. Permission set properly

I've a vps with ubuntu server 14.04.2 LTS with a lot of websites running on it. From some hours I randomly get error related to insufficient space on disk. Here is the result of df -h: Filesystem ...
3
votes
3answers
8k views

vmware-vdiskmanager is not present in my system

I'm using Ubuntu 12.04 and trying to expand size allocated to Linux virtual machine, but I'm not able to find vmware-vdiskmanager or any package that installs vmware-vdiskmanager. Can anyone please ...
0
votes
0answers
44 views

Ecryptfs and *huge* .Private directories

I enabled full disk encryption during installation, and revently while doing some dev work realized I couldn't install anything because I was out of disk space. My .Private directory is 80 gigabytes. ...
0
votes
1answer
96 views

How to move hibernarnation file, separating it from swap partition/file? [duplicate]

My question is related to a problem that occurs with SSD drives: it's commonly known that these drives wear out quickly; they have a limited amount of write cycles. So writing a few Gigabytes large ...
0
votes
0answers
48 views

Every version of Ubuntu thinks all my disks are 2.0KB

Whenever I put in a disc that has not been burned yet it says 2.0KB and I've tried 702MB Discs and 4.7GB Discs and still says 2.0KB and the only way it works is with using Windows but I want to use it ...
2
votes
1answer
232 views

Unable to write to disk but disk isn't full

I can't write to any file, even as root, or do any other operation that requires writing. Neither can any process that needs to write, so they're all failing. df says I've got plenty of room: ...
4
votes
1answer
256 views

How do I convert a RAID 4 array to RAID 0?

I had a three-disk RAID 0 array and ran the following to add a fourth disk: mdadm --manage /dev/md127 --add /dev/xvdi Each disk is a 1TB EC2 volume. The array took about 40 hours to reshape. About ...
0
votes
0answers
24 views

Disk space error

I am frequently getting disk space error, i have deleted many folders and installed files at the moment disk space shows XGB available after few minutes, again it shows 0 bytes available, I am new to ...
1
vote
1answer
31 views

Ubuntu on 2 different disks

I'm trying to setup a Linux server, I did this configuration: The purpose of this server is the following: I will install VirtualBox on it in order to run about 10 VMs. This is why I gave 350 GB to ...
1
vote
1answer
308 views

allow all users to read/write any files/folders on 2nd drive regardless of who created it

I am running 14.04 LTS. I've got a mount point called /files that is owned by root, the group is plugdev and I've given the group write permission. I used some of the information in https://help....
1
vote
2answers
61 views

How can I invoke “scsi start stop” from command-line since gnome-disks seems to support this call?

I'm on Ubuntu 14.04LTS. Gnome-disk-utility has a button which invokes the scsi start stop unit command on a selected device. I'd like to invoke scsi stop for a device (in my case an empty SD-card ...
3
votes
2answers
5k 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 ...
-1
votes
1answer
66 views

No boot into Unity after turning on automatic mount options for hard disk

My updated Ubuntu 15.4 desktop has a SSD drive (sda) and a hard disk (sdb). It boots from the SSD drive. Then I needed to click on the hard disk in order to mount it. Because I wanted my PC to ...
1
vote
0answers
85 views

Kerberized NFSv4 no write permission

I have some trouble with installing NFSv4 with Kerberos. I can't write on my NFSv4-Share. That's my /etc/exports: /srv/export/ gss/krb5p(rw,fsid=0,no_subtree_check,async,no_root_squash) Thats ...
6
votes
1answer
149 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, ...
2
votes
2answers
2k views

How to merge free space with filesystem partition?

That's the snapshot of my disk. I want to merge free space to primary partition without data loss.
2
votes
0answers
123 views

How to deploy ramdisk image on to disk less nodes using MAAS?

I am using MAAS version 1.7.6 with ubuntu 14.04. Currently MAAS can deploy ubuntu/centos images on to the nodes by installing into local disk. I want to deploy my disk less nodes with ramdisk image. ...
0
votes
0answers
186 views

Internal harddisk drives are not showing up

I've installed Ubuntu 15.04 for the first time. Created two partitions during the installation. But no drives are showing in the system. Tried many methods but not working. Disk utility is showing two ...
0
votes
0answers
33 views

Move the www/html LAMP folder to another disk

I'm dual-booting windows 8 and ubuntu and I want to use a shared disk (E:/) as a www/html folder. Now when I open Ubuntu this disk is called Shared_data and I'm wondering if it's possible to change ...
3
votes
1answer
232 views

LUKS encrypted device gone missing

The 2TB disk that I use as an encrypted backup, is now reported by Ubuntu as being just free space. The encryption was setup as a LUKS encrypted device. The output of sudo fdisk -l reports: Disk /...
5
votes
1answer
1k views

How do I run an I/O intensive application only when the computer is idle?

Is there a tool which can be instructed to pause specified processes if user uses a keyboard or mouse and to resume it in certain time after user has stopped interaction to the OS? I would like to ...
5
votes
2answers
18k 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 ...
4
votes
1answer
5k views

I have 4 bad sectors on my hard disk, should I be worried?

I use Ubuntu 14.04 LTS. Here are some screenshots that depict the condition of my hard drive. It shows that my hard drive has 4 bad sectors. Is this something to worry about? Is there any way to solve ...
0
votes
0answers
34 views

my disk 8GB become only 2MB after I use it for booting

I had use my disk to install ubuntu but after that I notice my disk become only 2MB located space , so how can I recover the whole space ( 8GB ) ?
1
vote
1answer
223 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 ...
0
votes
1answer
578 views

Encrypting Ubuntu 15.04..?

When I first installed Ubuntu it gave me the option of encrypting the install. At the time I opted not to do so. I am interested in doing so now. I know there are speed considerations, but I am not ...
0
votes
4answers
931 views

disk requirements for 15.04

How much space does Ubuntu 15.04 (64 bit) use on a SSD disk? How much swap space to assign for standard desktop usage?
3
votes
0answers
530 views

block bitmap and bg descriptor inconsistent

The error : [Sun Sep 6 11:15:56 2015] EXT4-fs error (device dm-0): ext4_mb_generate_buddy:757: group 113, block bitmap and bg descriptor inconsistent: 34 vs 33 free clusters [Sun Sep 6 11:15:56 ...
0
votes
0answers
103 views

Why used + available space is less than total space

I tried to see my disk usage by System monitor. It shows used = 62.7, Available =863.7 ,Total =976.0 My question is why used and available space is not summing up to total space?
2
votes
2answers
255 views

How to check all S.M.A.R.T. logs location

As in S.M.A.R.T log: device log contains only the most recent five errors Is there a possibility to see all logged errors of a S.M.A.R.T Enabled disk? smartctl -xall or smartctl -all The ...