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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“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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mount: wrong fs type, bad option, bad superblock on /dev/sdb on CentOS 6.0

Somehow my partition on /dev/sdb has gotten all buggered up. This hard drive contains a lot of data that I need to recover and haven't been able to backup yet. When I attempt to mount it: # mount -t ...
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Fedora 20 and windows 7 can't create partions

I have installed Windows 7 SP1 in my laptop. I have 4 partitions: System reserved (Primary partition): 100mb C (Primary partition): 70GB D (Logical partition): 150GB E (Logical partition): 175GB I ...
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How do I use unused partition in a dual boot environment

I have Ubuntu installed as a host with Windows operating system.I have installed Ubuntu on one Windows drive having around 70 GB of space. While installing Ubuntu I just specified 30 GB of disk space ...
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How can I resize my root partition in Debian?

I am trying to add space to my root partition and am really not sure the safest way to go about it. I have read this thread, Can I resize the root partition without uninstalling and reinstalling ...
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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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Arch GRUB asking for /run/lvm/lvmetad.socket on a non lvm disk

I am running this script based on the ArchWiki setup procedure. It fails on the GRUB configuration step I am using the archlinux-2013.12.01-dual.iso inside VMware Player with 1 GB ram, sda is 810 ...
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164 views

Making the transition to multiple hard drives with dual boot

Hi I'm looking for tip or things to watch out for, while I make the following changes to my system: I currently have a dual boot setup on one hard drive (win7 and ubuntu), I am going to change to a ...
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603 views

How I can select a partition to install fedora?

I have a problem on installing fedora. I have already installed windows 8, and I have two different partitions (C (for windows), and D(for data)). I had also shrink the size of D by 50 GB, in order ...
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438 views

Do I need to format a CF before installing Linux?

I recently purchased an 8GB Patriot CF card, like this one . I also have a Syba CF/Sata adapter. I put these together into my mini-itx computer (connected via Sata cables, not USB) and booted an ...
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dd primary partition slow transfer rate

Can someone explain me why if backup ,using dd, a primary partition to a primary partition on other disk the transfer rate (MB/s) is significantly slower compared to the the rate I have if the ...
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Extending/resizing Fedora Guest-OS root-drive in VirtualBox

I hope you can help me with that: My VirtualBox Guest-OS (Fedora 19) told me, that there is not enough free disk-space availabe, so I first increased the .vdi-file by using the Windows-Commandline: ...
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122 views

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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1answer
74 views

Wiped out Windows partition table

I tried to install Linux (Mint distro) on my laptop computer after recieving a secondary disk. After installing Mint, I just rebooted the system. Nothing was happening (Actually, I was getting a ...
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1answer
31 views

Have some 2TB partition for a directory

I have 4 2TB HDD on a VmWare ESXi 5.1 server. I have httpd on /var/www/html directory on a Centos VM. can I have full size of 4 HDD (8TB) on this directory? Or I must mount every HDD to seperate ...
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319 views

boot partition is almost full in CentOS [duplicate]

I got a warning of my /boot partition is almost full(85%). What should I do? Can I remove one of the backup kernel? How to do it safely? My partition right now Filesystem 1K-blocks ...
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Does DM-Crypt partition look like random noise?

If I format partition with dm-crypt does its entry in partition table suggest somehow that this partition is encrypted or for someone from outside it looks like regular partition with random noise ...
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Are there any side effects when two distros share a swap partition?

In order to save disk space, I want to have two OS installations share a single swap partition (a dual-boot). Is this a good idea?
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Linux-swap on reboot

I'm wondering what actually happens to a Linux-swap partition reboot. I've been taking a course in computer organization and while installing/partitioning a new drive I became rather curious about ...
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33 views

dd behavior, default writing and partitions

I am confused about the behavior of dd. Say we have some SD card called /dev/foo and this card has partitions /dev/foop0 and /dev/foop1. Using dd, I can set the of argument to /dev/foo and dd won't ...
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2answers
110 views

How do I recover an ext4 volume overwritten by an LVM logical volume?

I was running an Ubuntu desktop. The OS was installed on a SSD. I had two additional drives formatted ext4 and mounted on /storage (1TB) and /storage-bak (1.5TB). I installed Centos over Ubuntu on ...
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110 views

Linux big disk partition issue

I have a big disk around 4.8 TB (RAID) and it has following partition (created by fdisk) [root@server1 ~]# fdisk -l /dev/sde WARNING: The size of this disk is 4.8 TB (4796404727808 bytes). DOS ...
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242 views

Boot partiotionless disk with syslinux

A file system can be configured to span a complete disk, omitting any partition table. Notice intentionally the command to do so does not use /dev/sda1 but the raw, unpartitioned device instead. ...
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How to salvage an unreadable usb flash drive

I have a 16GB USB flash drive that somehow got corrupted to the point in which even fdisk -l can't find it (I get a one-line error message saying: "Unable to open /dev/sdc") However, it is being ...
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Partition table is corrupted after using TestDisk

So, I have Linux Mint installed on my computer and then attempted to install WindowsXP on another primary partition. After the installation finished, I found my data partition sda9 (which is a logical ...
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246 views

Cannot add new partition using fdisk - No free sectors available

I would like to add new partitions to sda3, but fdisk says "No free sectors available". What can I do?
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What directories can be shared between distros?

After getting some information about partition scheme, I came to know that using discrete partitions will be more useful. If I'd to install another OS, and see having /home directory in seperate ...
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1k views

Installing Android-x86 on a USB (not creating a Live USB)?

I want to carry around an Android OS install on a USB so I can have a Google Authenticator with me everywhere I go since I don't own any mobile devices. The idea being that I can run Android through ...
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How to extend CentOS 5 partition on VMware?

I have a CentOS 5 virtual machine and I added 20GB more to disk size. How do I initialize and extend the available space? I'm new to Linux, so what should I do? I tried loading GParted as well, ...
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443 views

How can I flash_erase mtd0?

I am trying to find a way to nandwrite my mtd0 partition which contains my u-boot environment. When I try to flash_eraseall /dev/mtd0 though I get: flash_eraseall: /dev/mtd0: Permission denied ...
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142 views

how to tell if a partition is empty/unused

This is certainly a really easy question for you all I am sure. So I have Ubuntu (13.04) as the only OS mounted on my HDD. What I would like to do is re-partition my HDD so as to begin a LFS build. ...
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Can the Fedora installer partition the disk itself?

I've been using Ubuntu for a little while now, but I plan on dual-booting with Fedora just to try it. Does Fedora give you the option to partition your disk and dual boot upon installation or do I ...
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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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202 views

Can I safely delete the Ubuntu 12.04 partition and use the unallocated space for my Elementary OS?

I have this setup: I've decided to switch to Elementary OS Luna (fork of Ubuntu 12.04) as my main Linux distro. Now I need to delete my Ubuntu partition so I could add capacity to my eOS which only ...
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Live boot GUI convert a primary partition to a logical partition?

Is Gparted Live unable to convert a primary partition to a logical partition? i.e. to make an extended partition and make that primary partition a logical partition within the newly created extended ...
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Flashing rootfs on Embedded Linux with Limited RAM

I'm fairly new to the embedded world, so forgive me if this seems obvious. I'm working on a board based off of the AT91SAM9260. I have 256MB of flash and 64MB of RAM. The current setup flashes two ...
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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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297 views

How to create partition in ubuntu server 12.10

I'm trying to create partition during Ubuntu Server installation(12.10).Now I have a 500GB hard disk where I need to create a partition of 200GB for root file system and another 20GB for swap space ...
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100 views

Specify partition data in sfdisk and parted

With this line: (echo o; echo n; echo p; echo 1; echo ; echo +24G; echo a; echo t; echo 7; echo w) | fdisk /dev/sda I can create a new active primary partition for NTFS, 24 Giga large. The syntax ...
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Manually cloning a Live USB Arch distro to a VMware virtual disk

I installed Arch Linux on a pen drive with yumi, based on syslinux. I would like to test the USB distro in VMware. To speed up things I would like to clone the UFD as a VMware virtual disk (vmdk). ...
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50 views

Repartion multiple disks and reallocate storage

I’m trying to re-partition from an Arch Linux install disc. I’m doing so because my current OS is corrupted. When running fdisk –l this is what it looks like: /dev/sda1 * start=2048 end=1026047 ...
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Can I split /boot to a different partition on a single partition system?

I have set up my system, configured it and everything, using only one partition for / (ext4). So no separate home, boot, swap etc. So the question is: Is there a way to go from this configuration ...
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What's the difference between fdisk -l and df -h?

In my ubuntu system, I want to have a look about my system disk info. When I use fdisk -l without sudo, I get nothing. But with sudo fdisk -l, I only get a device /dev/sda1, but when I use df -h, I ...
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What's the limit on the no. of partitions I can have?

I would like to know how many Primary and Extended Partitions I can create on a x86_64 PC with Linux running on it? Update : If there is a limit to the number of partitions, why is that the ...
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151 views

How to use redobackup without free partition

I had a spare 250GB drive a while ago from an old Windows Vista computer. There wasn't much data on the drive. I wanted to use it for a new OS in my computer, and I was in a rush to use it, so I ...
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518 views

Is it possible to change the sector size of a partition for zfs raidz pool in linux?

I've been migrating a zfs raidz pool on linux to new discs via virtual devices which were sparse files. I've used partitions on the discs as the discs are different sizes of 1.9T each. The last disc ...
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How can I partition a volume in a regular file without loop?

I'm trying to play around with OS development, and I started with a boot loader, where phase 0 loads phase 1 from a file (specified by inode) on an ext4 partition (specified by first LBA). Of course, ...
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109 views

Resize an extended partition to the whole drive

I previously had the following partitions on my sda: - - /home - /var - /tmp - swap Now I deleted /var, /tmp and the swap partition of that drive. This leaves me with around 35G of empty space. ...
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How to copy the partition layout of a whole disk using standard tools

I want to take a backup of the whole partition layout of a hard drive, including logical drives, so that I can restore that layout to another disk. I do not want to copy the contents of the ...
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Problems installing Linux Mint

I tried to install Linux Mint 15 on my PC using a bootable USB. I had partitioned a drive on windows for the linux. But while installing from the bootable, I cannot see the partition. I am afraid I ...