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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Partitioning disk image file

I want to partition a raw disk image with the following commands: #creating the blank image $ dd if=/dev/zero of=example.img bs=1M count=50 #write the partition table $ parted example.img mktable ...
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Prevent non-root user from formatting a partition

Few days back I mistakenly formatted a partition on my external hard drive by clicking Format from the Context menu in Computer. I want to know that how can I prevent non-root user from being able to ...
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Mountpoint to different partitions and different filesystems

While reading on mount point, I think of file management in Linux as followed : / is the main body of a tree /a is a branch from the main body, /a/b is a branch from /a branch To mount a partition c ...
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/etc files on a different partition

My setup requires that some of my /etc files reside on a separate partition. For this purpose I've created a softlink: ls -li /etc/group 956 lrwxrwxrwx 1 root root 21 May 7 15:48 /etc/group -> /...
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Shrink Windows partition to install Fedora 20

I want to install Fedora 20 along already installed Windows 8.1 on my notebook. I found a good how-to on Techotopia, however, the installer for Fedora 20 looks completely different, is simpler (cough ...
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area on disk after the MBR and before the partition start-point

If I use a MBR partitioning scheme and create a primary or extended partition with fdisk(version 2.20.1), then it starts on sector 2048. If I remember correctly, then older versions of fdisk started ...
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Need more disk space for root

Several months ago I bought a new computer and installed/configured dual boot with Arch/Ubuntu Studio. I wanted to try Arch (because it was suggested as a great distro for audio production [since it ...
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Best Disk Partitioning Scheme for a Linux-based Developer Machine

Is there some kind of "best disk partitioning scheme" for a Linux-based web and application developer machine, in terms of performance, organization or others?
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How do I get the UUID of a partition and define a Bash variable as being equal to it?

I would like to define a Bash variable PART_ID as being equal to the UUID of the /dev/sdb1 partition. The closest I have gotten to the desired answer is the output of: ls -ld /dev/disk/by-uuid/* | ...
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Does Linux support Mac OS partitions format?

I want to install Linux alongside Mac-OS. There is something I'm in doubt about. Does Linux support Mac-OS partitions format?
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“unknown partition table” - misconfigured kernel

I was compiling a custom linux kernel for a newly installed machine, and after booting into the new kernel (3.12), the init process fails to find a root device, which I traced to the system getting an ...
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How to change swap partition from primary to logical?

I was installing Mint on dual boot with Win8 and I accidentally created primary swap partition. Is there any way I can change the partition type from primary to logical? Or do I have to delete those ...
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Understanding partition table with sda1 sda2 sda5

I just inherited a system and I am trying to understand it's partition table for the hard drive. (I'm new to this) machine:~# fdisk -l /dev/sda Disk /dev/sda: 250.0 GB, 250000000000 bytes 255 heads, ...
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Mystery of a small 1K hard disk partition, and is it safe or malware on Ubuntu 12.04.02LTS Amd64 generic

Look at my bizarre sda4 partition. It is just 1K in size! Be mindful that this is not cluster size, this is partition size. I did not knowingly install this sda4 super small partition. This is not ...
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GPT "Type device filename, or press <Enter> to exit?

I am attempting to install Arch Linux (for the hundredth time) and I recently ran across another problem. I am trying to find a list of my partitions. In order to do this I entergdisk When I do this ...
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Unable to create logical partition with Parted

I was fiddling around with parted command on a loopback disk and tried to create some partitions using gpt part table but I keep getting Error: Unable to satisfy all constraints on the partition. when ...
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Is it safe to use GParted while booted?

I have Linux Mint installed on an external hard drive, and I have the 4 main partitions (/boot, swap, /, and /home). I also have 600GB of unallocated space. I know there's always the chance of data ...
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Copying an HDD to a larger one by dd

I'm trying to copy an entire HDD which has IBM PC-style partition table to a larger one by dd on GNU/Linux. The questions are: Can I use the additional space on the larger disk by changing the ...
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Is the crazy partition layout in Fedora 15 really nessesary?

As I'm installing Fedora 15 on another computer I'm really starting to question the crazy partition layout. On this computer there's an existing Windows 7 installation, so I'm cramming Fedora right ...
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Adding an unused partition to a linux filesystem

I am running kubuntu 11.04. I installed it in a dual-boot scenario on a single drive, with Windows XP installed first. The XP installation is fubar so I now would like to use the space in kubuntu. I ...
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How to get size of a block special file? [duplicate]

I need to be able to determine the size of a block special file. For example, given /dev/sda, I need a command that will provide the size of the device. (By size I mean capacity, since this is a ...
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Is there a GUI alternative to GParted?

GParted 0.7.0 is less than ideal, so am looking for something else. Is there a credible alternative? [update] The two issues I was having had nothing to do with GParted.
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Does /boot need to be mounted on a separate primary partition?

I dual boot Windows 7 with Linux Mint. However, Windows 7's partition layout takes up all the primary partitions, leaving me with the option of one more primary partition or many more logical ...
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How to format a partition inside of an img file?

I created an img file via the following command: dd if=/dev/zero bs=2M count=200 > binary.img It's just a file with zeroes, but I can use it in fdisk and create a partition table: # fdisk ...
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Software RAID 10 + LVM on mixed drives, sector alignment?

I have 4 2.5" 7.2k drives lying about and I'd like to build some RAID arrays for a bit of VM storage on my KVM lab box. There are 2x 320GB drives and 2x 500GB drives. I'm looking to create a RAID 10 ...
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Command to reread partitions from media

When I insert media (e.g. an SD card) the system (Ubuntu 12.04) reads the partition table and creates all the /dev/*[1234] links to each partition. If I repartition the media I have to physically ...
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Creating an ext4 partition fails with “invalid blocks count”

Environment: - Virtual machine on VMWare ESX 4.0 - OS: fully up to date RHEL 5.8 After adding a new (virtual) disk I want to create an ext4 partition on LVM on this disk. Steps taken so far: $ sudo ...
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Installing Fedora along side Ubuntu

I have installed Ubuntu 10.10 by specifying "Use the entire disk" during installation. Now, I would like to install Fedora alongside Ubuntu. I would like to know whether it's possible or not. If it's ...
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How much disk space should be allocated for FreeBSD?

I have a Samsung N150 netbook with 160 GB hard disk. I want to install FreeBSD OS. There will be no other OSs, no dual booting or like that, just FreeBSD. So the manual says to have a separate ...
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How do I resize a partition in Ubuntu linux without losing data?

I ran out of space in my on the drive only to find that there was another unformatted partition in the system that is available. I now want to resize the current partition to take in the empty ...
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Change main partition size to install another distribution

I have CentOS 5.5 installed, I have no un-partitioned space and the only ext3 partition I have is huge with lots of free space. Can I change that partition size in order to allocate another one? I ...
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Partition table consuming 32K of data?

I create a file of 100MB size, and using losetup assign it to /dev/loop0. Consequently I use fdisk to create an empty DOS partition table, and a new partition that spans the entire disk. One thing ...
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Root, home and boot partitions

So I had been considering that partition is like a separate section of space. Recently, I decided to experiment with partitions and found a flaw in my understanding. Some examples refer to a case ...
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Making a swap partition using lvm

When we make a swap using a regular physical drive, we just use fdisk and make a partition with type swap, using the swap code for that partition, followed by mkswap and swapon commands. But what if,...
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How can I set up overflow /tmp partition?

I run Antergos as my OS. I have several drives in my computer: a 240gb SSD, a 320gb SATA hard drive, and a 120gb IDE drive. I store most everything on the SSD because I don't generally need more room ...
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How to split FHS read-only and read/write directories across two disks with Linux/systemd, without partitioning the raed/write disk?

My objective is to have the physical storage for the Linux FHS read/write directories (/home, /srv, /tmp, /var) on a separate (logical or physical) disk from the potentially read-only rest of the root ...
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What is happening with the Linux swap partition data when running Windows via dual-boot

Hmm, I would like to know what is happening with the data on the Linux swap partition when the Linux system is turned off and by the next start the Windows operating system via GRUB2 will start. 3 ...
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Why it is not recommended to put boot partition on lvm?

I read somewhere that it is not recommended to put boot partition on lvm based partition. But, I'm doing it anyway. Then the only problem I've faced on this is sometimes when I install a new Linux ...
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How to inspect the raw contents of a partition?

I'm trying to see the contents in raw bytes of a dummy partition /dev/sda3, which I've made to be 100MiB through gparted. I want to test writing and reading on that partition. Is there a tool that ...
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dd to clone to smaller sdcard

One of my Raspberry Pi's is using a 4GB SDcard for the root/boot filesystem. As seen when mounted on another system: Disk /dev/sdc: 3904 MB, 3904897024 bytes 121 heads, 62 sectors/track, 1016 ...
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understanding the “chunk size” in context of RAID

Am I correct that chunk size in context of RAID is essentially the same thing as cluster in file-system context? In other words, chunk size is the smallest unit of data which can be written to a ...
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If /usr partition not specified, does it go on same partition as root by default?

I plan to install Fedora Linux on a machine with an SSD and an HDD. /boot, and the root will have their own partitions on the SSD. If I want /usr to be on same partition as /, will that occur by ...
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extending a partition by resize2fs

I have a 4 GB SD card. Before the image load root@ubuntu# fdisk -l Disk /dev/sdb: 3965 MB, 3965190144 bytes 49 heads, 48 sectors/track, 3292 cylinders, total 7744512 sectors Units = sectors of 1 * ...
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Create iso image of ext3 type

I want to create an ISO image which can be mounted with an ext3 partition type. How can I do that? I am using this command: [root@manage upload]# dd if=testParti.txt of=./diskImage.iso 41+1 records ...
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How to create a new partition on a hard disk?

How do I create a new partition on a hard disk, from the terminal? I've been reading the man pages for fdisk and mkfs, but they're confusing. I need to know how to create a new partition on a blank ...
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Installing a second hard drive

My system currently runs an XBMC live install. I am installing a second hard drive in my system, but I am somewhat of a linux newb and only know the basics. Since it is XBMC I believe I need to do ...
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Merge contents of two partitions into one singular partition

I have a machine that has a 20GB FS at /dev/md1 mounted on /, and a ~200GB FS at /dev/md2 mounted on /home. A large amount of data will soon be stored in /var. How can I merge these two partitions ...
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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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How to find out how the filesystem was created?

You can create the filesystem with mkfs... -- how to find out not only what filesystem is used on given partition, but what parameters where passed to mkfs? So how to perform mkfs in reverse -- ...
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How to Mount a Drive with Right Filesystem?

I am trying to mount the device /dev/xvdc on my CentOS system. When I run an fdisk command I get: Device Boot Start End Blocks Id System /dev/xvda1 * 1 33 ...