Disk partitioning is the act of dividing a hard disk drive into multiple logical storage units referred to as partitions, to treat one physical disk drive as if it were multiple disks.

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How can I set a label on a dm-crypt+LUKS container?

I just received a new USB flash drive, and set up 2 encrypted partitions on it. I used dm-crypt (LUKS mode) through cryptsetup. With an additional non-encrypted partition, the drive has the following ...
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1answer
130 views

Moving /boot partition without messing up the system

I have deleted my old Linux Mint partition I had installed beside my new current Rafaela one. Thus, I have free space I want to add to my home partition. Above you can see the partition layout: sda4 ...
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1answer
68 views

/home on 2 separate hard drives

I use my laptop for work and for personal (eg gaming). I need to keep the two separate, which I currently do with two users. I'm currently running Linux Mint 17.2 64-bit (Cinnamon edition), and would ...
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63 views

sysv and unknown partition table?

We have disk about 1985, It has a Unix.But we didn't know type of Unix.I did the following step : dd if=/dev/sdc of./all_of_disk.iso #sdc is the given disk Then : hexdump -C all_of_disk.iso > ...
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65 views

Repair File System After changing the partition structure

I have dual booted linux centOs with windows. Now I changed the partition structure of linux with a partedMagic live CD. Since I have used the EasyBcd to make the boot menu on windows, I can still ...
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1answer
57 views

Is it safe to move partitions like that?

I have SSD with installed both Windows 8.1 and Ubuntu 14.04. Windows has it's own UEFI starting partition and Linux has Legacy BIOS one. I would like to completely scratch Windows installation from ...
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1answer
94 views

xenix (sysv) file system doesn't support since kernel 2.1.21

xenix filesystem equvalent sysv filesystem, man mount says: Note that,cohorent, sysv and xenix are equvalent and that xenix amd cohorent will be removed at some point in future use sysv instead. ...
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62 views

Old Unix and old partition table

We have a Unix OS which was installed in 1985. This system is installed on a SCSI hard disk. I can probe the specification of the hard disk, but I cannot read the partition table. It's not damaged, ...
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8 views

ubuntu merge partitions not placed adjacent in vmWare

I am virtually running ubuntu on my macbook, and want to increase the size of my virtual hdd. The problem is though that the extra memory i have given it, is not allocated to the my main hdd. here ...
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36 views

Rescue my Linux installation after made mistake with gparted

I just wanted to reformat my USB stick. But I was tired enough to manipulate my /dev/sda2 where my whole operating system is installed. Because this partition was used (since I am running it now), ...
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2answers
35 views

How can i expand root online?

I want to have a more space on root(sda7), and I finally search to find that using resize2fs /dev/sda7 can help, but I'm not quite sure. Is it better to resize it by live-cd. Can anyone advice me on ...
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39 views

after extension of partition grub says unknown file system

I have a vServer with Debian Wheezy running, yesterday I wanted to extend the partition but after the reboot grub2 says error: unknow filesystem. Entergin rescue mode... grub rescue> Here I am in ...
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how can I delete the remnants of windows from a new CentOS 7 server?

I recently installed CentOS 7 on a new computer that came shipped with Windows 8.1. The BIOS no longer shows windows as a boot option. But my initial analysis of the file system is hard to interpret,...
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1answer
147 views

Parent mount becomes inaccessible after mounting child into subdir?

Im installing arch. Upon installation, after partitioning my drives, right when I go to chroot to begin the fun stuff, I get an error mount:mount point mnt/etc/resolv.conf does not exist chroot: ...
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2answers
168 views

How to get disk name that contains a specific partition

If I know that a partition is for example /dev/sda1 how can I get the disk name (/dev/sda in this case) that contains the partition ? The output should be only a path to disk (like /dev/sda). It ...
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251 views

BTRFS RAID6 array is broken, how do I fix it?

I have a server running a btrfs raid 6 array which seems to have broken. When try to mount it I get the following error message. I don't know how or why it broke maybe a power outage or something (it ...
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0answers
17 views

Is there a way to salvage a partition table that was automatically edited by windows?

I tried upgrading to windows 10 and expected it to overwrite the bootloader, but it screwed up the partition table as well. So I'm wondering if there's any way to recover the linux installation. Here'...
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3answers
7k views

Grub Rescue after installing Elementary OS Freya

I used to dual boot windows 10(recently upgraded from windows7) and elementary os luna. Windows is installed on my C drive, and Luna was installed on a partitioned D drive (i splitted 100GB for ...
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Messed up chown in /usr/bin. Caja won't allow me to mount drives

Ok so I did a bad boo-boo and did a chmod 755 on /usr/bin (it was by mistake, there was a folder in /usr i needed to do it on that started with "bi" and I stupidly did chmod -R 755 /usr/bi* cuz I was ...
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2answers
78 views

How can I change the name of one partition called sdaX to sdaY?

When I use a pendrive with two partitions on a Windows system, it only recognizes the first partition that I've created in that pendrive. I have a pendrive with two partitions: an ext4 and a ntfs (...
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1answer
278 views

Gparted Shows HDD as unallocated

I've Windows 8.1 & I'm planning to install Kali Linux with it. However, at installation gparted shows the whole hard disk to be unallocated and a warning. The warning is as follows: /dev/sda ...
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104 views

Where are my saved files in home folder?

I reinstalled my UBUNTU 12.04 after facing some crashing issues with my software. I have separate partitions for / and /home. Output of df -h: root@sougata-SATELLITE-L750:/home# df -h Filesystem ...
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67 views

How to add entry for bootable external drive partition to internal bootloader?

I created a bootable partion on a Toshiba Canvio 2 for LinuxMint, leaving one other partition of same size for possibly another install in the future and the rest of the drive is for storage and back ...
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1answer
267 views

How to extend partition to all unallocated space in a VPS?

Hello and sorry for the dumb question but I'm a bit new to Linux and I'm always very scared to mess with partitions. Anyway, here it goes my story: I rent a VPS that uses a SSD of 10GB (Debian 7) and ...
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113 views

tmpfs and disk partitionning (incoherent partition size between df and fdisk)

I will soon run out of space on my hard drive. Therefore I tried to change the partitions and I discovered something that I don't understand. df -h gives mes this output : Filesystem Size Used ...
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29 views

Backup full drive structure, skipping one partition content

I need to backup laptop drive. But in fact what matters is not data as in my data files kept on laptop but all systems, settings, lvm and in general whole disk structure - partitioning, UUIDs, LUKS ...
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31 views

Need help retrieving FAT32 partition from an unallocated portion of an external HD

I was going to create a liveusb out of my external HD, as indicated in the archwiki, using the dd command, except I didn't know what the result of the command would be. I then realized that it ...
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1answer
843 views

How to install Ubuntu on a USB drive ext4 partition?

I have a 32GB USB drive with 2 partitions, Partition 1: FAT32 used as storage Partition 2: ext4 intended to be a bootable live Ubuntu 15.04. How can I install the Ubuntu ISO file to the ext4 ...
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891 views

Kali Linux doesn't detect my hard drive partitions

I wanted to install Kali Linux on my computer that is currently running windows 7 64bits, so I created a 200Gb free partition, made an installation USB key, and everything was running perfectly during ...
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152 views

lost FreeBSD efi loader after upgrading windows 10

How to return option to load FreeBSD, after it was lost next to upgrading windows 10. I use uefi-FreeBSD10, and didn't created another one ESP.
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1answer
95 views

Zeroing out FreeBSD swap space?

I'd like to zero-fill the partitions/slices in my FreeBSD VMs in order to provide for better compression for archival. For those partitions/slices with file systems the process is no problem for me to ...
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1answer
55 views

How to safely delete a system partition?

I got the following disk sda9 contains a new Linux installation which I'd like to keep, while sda5 is the old installation which I'd like to free (and successively merge with sda4, but we don't ...
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140 views

USB install of Linux Mint - only shows up as a single partition but i've ran out of space

I recently set up an installation of Linux Mint Maya 13.2 on a USB stick. I set it up with UNetBootin (http://unetbootin.sourceforge.net/). When this sets up the drive, it makes a "regular" ...
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1answer
180 views

Linux Mint on USB - mtab is a folder, not a file

I just installed Linux Mint Maya (13.2) onto a USB stick with uNetbootin (http://sourceforge.net/projects/unetbootin/). The install seems to work ok, and has a "persistence" partition which allows ...
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1answer
90 views

Does Gparted change permissions?

Sometimes but not often, but many times, after formatting an SD card with Gparted, the SD card becomes unaccessible to normal user, so I go as root and change the permissions, happens especially when ...
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1answer
32 views

Old Xen Installation Unable to be Formatted

I recently tried to format a disk that had an old Ubuntu 14.04 partition and a Xen Swap Disk partition. I am currently running the Ubuntu Live CD and trying to access my partitions on the drive for ...
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Adding a new disk to an exsting partition in linux

I have a sda on my opensuse and want to add a new disk to have more space on it. After adding the disk I have created a partition lets name it sdb. Mr sda has 6 partition and I ant to sdb to 6th ...
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1answer
79 views

Is there any way to prevent a bad drive from disappearing from /dev?

I'm trying to recover a partition on a bad drive with ddrescue. I run: $ sudo ddrescue -r -1 -v /dev/sdd3 OUT.img dd_rescue_logfile and it seems to do great for a while, but after about an hour, ...
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1answer
32 views

Innacurate lv_root size after extend

I wanted to increase the disk size of 2 VMs from 20GB to 100GB. I followed the normal procedure, increased vmdk size, fdisk to create a new partition with the free space (sda3), vgextend, then ...
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1answer
2k views

/dev/mmcblk0 partitions limit

I've just mounted a microSD card which has 17 partitions in my laptop and I'm getting the following error in the YaST partitioner: Your disk /dev/mmcblk0 contains 17 partitions. The maximum number of ...
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1answer
253 views

How to deallocate extents of physical volume? lvm, encrypted

I just install Debian 8.1. I allocated almost all disk 300 GiB to encrypted partition and a little bit for boot. I want to make smaller 50GiB encrypted physical volume and install different xen OS to ...
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2answers
90 views

4GB USB Stick is only 1.37GB now?

I wanted to put a .ISO file on my USB stick using dd. But, instead of using: dd if=/my/iso of=/dev/sdb I did dd if=/my/iso of=/dev/sdb1 first. And because I wanted to rectify my mistake, I also did ...
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1answer
34 views

Why isn't the whole space equal to all the sub partitions?

fdisk -l Partition table entries are not in disk order. Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes ...
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2answers
183 views

How to combine two partitions into one? [closed]

I have an USB disk. When I insert it into my PC, the USB interface displays two partition:sdb1 and sdb4. root@debian:~# fdisk -l Disk /dev/sda: 149.1 GiB, 160041885696 bytes, 312581808 sectors Units:...
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Resize an existing LVM partition and add the space to another LVM partition

I'd like to resize an existing LVM partition and add the space to another LVM partition. [root@dckapstaging ~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/...
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How can I copy three partitions of my disk with a specific beginning and ending using dd?

Using the fdisk -l command I got the following answer: Device Boot Start End Blocks Id System /dev/sda1 * 2048 28266495 14132224 27 Hidden NTFS WinRE /dev/...
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How can I fix an overlapped FreeBSD/UFS partition?

I have a Seagate 1TB Drive [ST1000LM010-9YH146] which had one FreeBSD slice and was formatted as UFS and mounted at /home on a pfsense box. While changing some hardware around, the drive was ...
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2answers
277 views

How to partition in Ubuntu 14.10 after installed?

I have new system where installed Ubuntu 14.10, HardDisk - 1 TB, Ram - 4 GB. Nothing is installed in the OS right now. So, I want to partition the hardisk. I want to make 2 or 3 partitions instead of ...
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2answers
140 views

openvz disk used 100%

So i discover after a mysql crash that the partion \ is full I normal condition i got 2 TB root@server:/# df -h Filesystem Size Used Avail Use% Mounted on /dev/simfs 39G 32G 0 100% /...
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73 views

Cloning root filesystem of a virtualbox partition

I have a test virtualbox partition running CentOS 7. There are many configurations on this particular partition. Some particular configurations, I have forgotten. I need to transfer this virtualbox ...