fdisk (for "fixed disk") is a command-line utility that provides disk partitioning functions.

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1answer
74 views

USB flash-drive with hard-coded partition

I have a Kingston DataTraveler 2.0 16GB USB flash-drive: The weird part with this USB flash-drive is that despite the fact that I have zero-filled the flash-drive: # dd if=/dev/zero of=/dev/sdc ...
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2answers
18k views

Finding the sector size of a partition

I answered this question, assuming that the *.img file had a sector size of 512. How do I query a device, or the image of a device, to find the correct sector size?
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2answers
13k views

fdisk -l shows ext3 file system as HPFS/NTFS

I have an external HDD which I formatted as NTFS partition in Windows. Now, I formatted this HDD in my linux system using the below command. mkfs.ext3 /dev/sdb1 It was formatted successfully. ...
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1answer
9k views

How can I extend VMware Partition on Centos 7 using GParted?

I've a problem with increasing a partition from 20GB to 120GB, VMDK file. Here is what I've done: using vmware-diskmanager to increase vmdk file from 20 GB - 120 GB. It's ok. download and boot from ...
8
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1answer
2k views

reference whole disk (/dev/sda) using UUID

On my system (Debian), I can see the UUID identifier for all of my disks partitions (i.e. /dev/sda1, dev/sda2, ..) ls /dev/disk/by-uuid/ However, I don't see the UUID identifier for /dev/sda itself....
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4answers
7k views

“blocks” column in output of fdisk

On my machine, fdisk -lu /dev/sda displays following output: Device Boot Start End Blocks Id System /dev/sda1 * 2048 73947135 36972544 83 Linux /dev/sda2 ...
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3answers
2k views

Why do we need to specify partition type in fdisk and later again in mkfs?

I'm a little confused about fdisk and mkfs. So - here is typical USB flash drive partitioning and formatting: umount /dev/sdb fdisk fdisk /dev/sdb Command (m for help): d Selected partition 1 ...
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2answers
2k views

I ran fdisk on a wrong drive. How can I recover

I ran fdisk on the wrong HD. I basically cleared partition table, pressed w and quited fdisk and only then realized that that was my main harddrive... I got this message: WARNING: Re-reading ...
3
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1answer
2k views

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 ...
2
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1answer
713 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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0answers
900 views

Creating partition tables on USB ATA drives fails with fdisk and KDE partitionmanager

I have a couple old ATA (yes, not SATA) hard drive around with USB enclosures. One of them gave me some EXT4 journal error, so I am not sure whether they have a physical problem. Since they are just ...
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1answer
851 views

Is fdisk needed with lvm?

Most documentations about LVM have roughly these steps: fdisk /dev/sdb pvcreate /dev/sdb1 vgcreate fileserver /dev/sdb1 lvcreate --name share --size 40G fileserver mkfs.ext4 /dev/fileserver/share ...