When you create two or more logical volumes (drives) from one physical hard disk (or other storage device), you're cooking with partitions.

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While dual booting I have multiple active partitions and no way to start any operating system

After I tried installing OpenSUSE 12.3 with Windows 7 (which was already installed) I got this message: Multiple active partitions No bootable device -- insert boot disk... I'm a bit confused ...
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2k views

Partitioning an SSD with sfdisk

I have been trying to partition this SSD (Samsung 840) nicely for a while now. I want to make sure the pages line up with the SSD pages to limit the amount of writes. I found this site which ...
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2answers
652 views

System does not boot from SSD after re-installation

I have an ASUS S56CM with UEFI firmware, x64, Windows 8. Core i3 processor 500 GB HDD (496 GB and 4 GB marked as boot) 24 GB SSD (18 GB and 4 GB marked as OEM partition) 4 GB RAM The system used ...
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337 views

Filesystem for use on Linux/Windows dualboot

I have setup the following disk configuration Windows 7 boot partition ; NTFS ; Windows 7 and its drivers is stored here ; - ; C: Linux boot partition ; ext3 ; Boot files required by linux ; ...
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1answer
27 views

How to read the partitions in an external hard disc which is used to create a recovery folder

I have 500 gb external HDD, recently I have been trying to create a recovery disc for my laptop. hence I chose one of the partitions (it has 4 partitions) in my external hdd to create one. it so ...
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1answer
2k views

Linux Live USB Drive Created with dd Corrupt Partition Table and Reliability Issues

I am trying to create a Linux Live USB drive from an isohybrid (.iso) image. To accomplish this task, I have taken these steps in the past: Securely wipe the flash drive using the command: sudo ...
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1answer
187 views

How can I reallocate an ext4 file system in an extended partition without lose data?

I resize the disk using the Windows default program. I don't know why, the extended partition of Linux now result unallocated. I'm sure I don't "touch" the extended partition, and I don't know why ...
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3answers
2k views

Windows 7 - Cloned partition onto 2nd disk (in same machine) won't boot

Notes: using a MacBook Pro 2011, UEFI and GTP. Replaced the DVD drive in my laptop with an SSD (disk 2). Installed Win7 onto the new SSD, which worked fine. Decided to clone Win7 from disk 1 onto ...
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1answer
249 views

How to make duplicate of whole HDD [duplicate]

I have an Ubuntu 12.04 production server with 500 GB (nearly 15 GB used) HDD. I want to duplicate whole HDD including it's partitions structure, data to another HDD with 400 GB size so that changing ...
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1answer
97 views

How to boot into Ubuntu 13 via Windows 7?

My Disk Manager: I installed XP on the first partition. (Drive D) I installed Windows 7 (64 bit) on the second partition. (Drive C) I installed EasyBCD 2.2 on the Windows 7 At this point my daul ...
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2answers
148 views

How to free space on hard disk to install another OS?

Here is the scenario. I have Windows 7 installed on my Dell Inspiron 15" C: drive. The C: partition size is equal to the capacity of the hard disk, but the used space on C: is far less than that. I ...
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3answers
3k views

What is the best way to partition your drive? [closed]

I was perusing a forum and someone said they were able to partition their hard drive where one partition has their OS and program files while the other partition only has data. I was curious as to ...
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0answers
208 views

Bootable USB disk for Ubuntu from Mac; which partition type (APM/MBR/GPT) to choose?

I want to make a bootable USB disk for installing Ubuntu from Mac. When I format the USB disk from terminal, i use $ diskutil eraseDisk HFS+ KINGSTON GPTFormat /dev/disk1 But there are other ...
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0answers
582 views

How to enable booting on WIndows 8?

For months, I was able to dual boot Windows 7 and Windows 8 on my laptop. Both are on different partitions on the same hard drive. I primarily use Windows 8 and I almost never boot on 7, but it is ...
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0answers
61 views

Why cannot dd write more than 790 MB of null bits?

Using dd to fill a 250 GB partition with 0-bits, I cannot have more than 790 MB written. dd is run from GParted LiveCD. I tried all these: dd if=/dev/zero of=/dev/sdb2 dd if=/dev/zero of=/dev/sdb2 ...
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2answers
5k views

How to create hybrid MBR/GPT partition on USB drive?

Can you please tell me how to create a hybrid MBR/GPT partition on the USB drive? I need the MBR for the boot as my BIOS doesn't boot GPT partitions.
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756 views

Change what disk is system disk

I just installed win7 on my new SSD to move it there and remove it from the much bigger HDD. I know want to format/delete EVERYTHING from the old HDD, but it won't allow me because it is the System ...
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1answer
294 views

Align Partition Of HDD Using fdisk?

I have found how to align the partition of my SSD using fdisk (SSD article on Gentoo Wiki) but haven't been able to find any resources about aligning the partitions of a HDD. Is this practice ...
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2answers
47 views

Expanding Windows Paritions

I'm in the process of removing an ubuntu partition from my laptop in favour of booting it from within windows - as I'd rather reclaim the space and only use ubuntu where necessary. I've fixed the ...
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2answers
3k views

Transferring storage space from one hard drive to another

I have a Windows 7. My C:// drive has a total disk of 50 GB . My G:// and F:// drives have much disk free in each (50 GB minimum). Due to all of the programs I install, my C:// drive is almost full ...
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2answers
179 views

Do ISO's contain partition tables as well as a backup of the data?

... as tools like http://www.isotousb.com/ or http://rufus.akeo.ie/ don't seem to provide any option to change the partition table in the write ISO to USB drive operation.
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1answer
306 views

What is the Erase Block Size of my Vaio SSD disk?

I have a Vaio VPCZ12X9E/X with a RAID 0 SSD Flash Quad, 128 GB. To install Archlinux I need to know the Erase Block Size (EBS) of the SSD drive. As the EBS is vendor specific, I tried with some ...
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2answers
1k views

Why is it not possible to resize/move mounted (non logical) partitions at runtime?

While searching, why it is not possible to resize a mounted partition I mostly found answers like this: It is filesystem and partition dependant, different flesystems and partitions will use ...
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1answer
84 views

Writing hundreds of files to disk a second

I'm working on a bit of software for which it would be useful for us to write betweeen 100 and 200 files a second to disk. The files vary in size from 1k to 3k. Ubuntu is the operating system, using ...
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2answers
227 views

Unused Disk after new Windows 7 Install

I have a really big problem.I currently had 2 hard drives, disk0 and disk1. I bought a Western Digital 1TB hard-disk a while ago and installed it on Windows 8 and it was placed as my disk 2. I put ...
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292 views

1TB ext4 Harddrive with 400GB NTFS MBR written by mistake

I was imaging my ext4 1tb storage disk that I had accidentally formatted to NTFS with testdisk and an external usb dock when I had to back out. Testdisk asked about writing the MBR and I clicked yes. ...
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274 views

Move /home to a new HDD encrypt it with luks

as I'm getting more into linux, I'd like to make a few changes to my setup which seem pretty advanced to me. But first of all let me explain my setup so you know with what you are dealing with. This ...
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1answer
1k views

Software RAID in Debian

I have two internal 4TB hard drives and I've just started using software RAID1 in Debian Wheezy. I have a few questions: 1) During boot, everything passes except I get a message that reads "RAID ...
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2answers
2k views

How to make an HFS+ partition bootable on Intel Macs

I'm curious about the installation procedure used when you Dual Boot two versions of OS X. From what I understand, when you install a fresh OS X system the installer copies all the required files ...
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2answers
203 views

Make a “Super User External Hard Drive” that can install 3 OSes? [closed]

I'm a webmaster in a student media and I've been asked to take care of the computer park. It's not my specialty, but I do like that and willing to do it, so I went on and say yes. Happy me ! Now I'm ...
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2answers
74 views

If I will be partitioning my Drive, where is the safest place for very Important Files?

If I will be partitioning my Drive, where is the safest place for the very Important Data Files? Do you think Partitions with the lower number is safer than Partitions with the higher number, ie: ...
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1answer
3k views

Convert GPT to UEFI or MBR

I have HDD with Arch linux installed, this disk uses GPT. I would like to convert it to UEFI for using with another laptop (ASUS N56VM), which doesn't support booting from GPT at all (which is ...
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66 views

Efficient way to have several operating systems on one machine

I want to have several operating systems on one computer, but I want to do it in the most effective way. So far, I have been using VirtualBox - host os + several virtual machines. But I want every os ...
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1answer
290 views

Using GPT but still restricted by the 2.2TB limit

As my other thread (Debian GNU parted) doesn't seem to be getting any responses and my situation has changed considerably, I thought I'd ask a new question. I followed this article: ...
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2answers
520 views

Access denied to write boot record under Windows XP on Award BIOS

I've recently deleted a NTFS partition by mistake. I haven't created a new partition in its space (it's unallocated right now). I tried recovering it using Active@ Partition Recovery software under ...
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1answer
840 views

Can't format new 3TB disk with NTFS (but it works on linux)

I recently purchased a Seagate Barracuda 3TB drive (ST3000DM001) and I'm trying to get it to work on Windows 8. I've an old motherboard Asus P5K Premium. The system recognizes as 2.7GB, I create a ...
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1answer
1k views

Why does diskpart set the volume attributes on all volumes?

I was trying to migrate a Win7 OS from a HDD to a SSD. I've created 2 partition with 1024KB offset, with diskpart: 100MB System Reserved and a 60GB for C:. I've cloned their contents using Easeus ...
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2answers
478 views

Clone HDD so it can boot Windows

I want to migrate to an HDD with a greater volume than I have now, so I need to clone existing HDD to the new one, then I'm going to insert it and I need it to boot the current Windows 7 properly. ...
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1answer
243 views

How to recover lost partitions using a bootable pen drive?

I have lost all partitions in my laptop's hard disk recently and its now showing as a raw disk. I have made a bootable pen drive using Ubuntu-12.04 and trying to recover the lost data using ...
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1answer
400 views

How to reset partitions after uninstalling Ubuntu

I have yesterday uninstalled Ubuntu from my Dual-boot PC (Win 7). I first deleted the partitions used by Ubuntu using Windows, then wanted to restart but ofcourse grub couldn't be found. And as if it ...
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1answer
171 views

Accidentally mounted partition to /var, how do I fix that?

I'm creating a home server. After successfully installing Ubuntu Server, I realized I mounted a partition on /var.. how to I unmount it and make it use the main bootable partition instead? I wanted ...
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1answer
108 views

How do I shrink a non-boot drive?

How do I go about shrinking a non-boot drive? I've read through all of the questions on here and can't find a thread similar to mine. I have a 931.51GB NTFS partition (D:/), and I'm trying to Shrink ...
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1answer
517 views

External Hard Drive Partition now “unallocated” space

I created a 32GB partition on my 1TB Western Digital External HDD. The partition was created without a problem. Both the 32GB partition and the remaining partition were fully functional. I then ...
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1answer
350 views

Bitlocker corrupted, missing volume, now 3TB drive is a 768GB drive

Even after Bitlocker had completed encrypting the drive, I restarted the next day, and the drive didn't mount or even show as a Bitlocker drive. Now it shows the capacity as 768GB (3TB drive). And ...
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1answer
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What are hidden partitions on a Samsung laptop for?

I have just found two hidden partitions on my Samsung laptop running Windows 7: File System Label Size Flags ntfs SYSTEM 100Mb boot %hidden ...
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213 views

Formatting C: (windows 7) on an already partitioned hard drive

I'm thinking about formatting my hard drive which is running windows 7. I partitioned it a while ago so I could dual boot with windows 8, so basically right now my drive is separated for use with both ...
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2answers
2k views

Debian GNU parted

I have an internal SATA hard drive which is 4TB. When installing Debian Wheezy, the installer saw it as a 2.2TB drive. I was told to use GNU parted to set up GPT on the partition I wanted, so I set up ...
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Restore semi-formatted hdd

I have problems with my HDD. I tried to reinstall OS but My Windows 7 installer alerted something like "cannot write on disk without driver" while it was deleting existing partitions. Since that my ...
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417 views

pvdisplay/pvscan not seeing old disks physical volumes

Today I upgraded my FC18 system to FC19 by installing to a new disk. Once booted I expected to be able to mount the previous boot disk logical volumes but the physical volumes are not visible to ...
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1answer
3k views

How do I remove an extended partition?

I originally had a logical partition "Data Storage (E:)" which I wanted to shrink. I did so using Paragon Partition Manager (as Windows 7's disk management wouldn't let me shrink), thus creating ...