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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119
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18answers
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What utility can move my Windows boot partition over to another hard drive? [closed]

Can anyone recommend a cheap/free utility that can do this without very much effort? My preference is that it would be really easy. Boot into Windows Pick drive to move Pick target drive It copies ...
58
votes
10answers
107k views

How to shrink Windows 7 boot partition with unmovable files

I have just bought an HP laptop with Windows 7 (64 bit). It has a 500 GB HDD with three partitions: a small hidden system partition, a 12 GiB HP recovery partition, and a 450 GiB ...
51
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10answers
40k views

Moving users folder on Windows Vista/Seven to another partition

When I format the computer and reinstall Windows, my first step is move the "my documents" folder to another partition. In Windows XP it wasn't enough because the desktop folder and another user ...
35
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2answers
2k views

What if the hard disk is partitioned into more than 26 sections in Windows?

As we know that in Windows the partition location is prefixed with [a-z]:, what if there're more than 26 partitions?
34
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4answers
27k views

USB-Sticks and multiple Partitions

I've got an USB-Stick with multiple Partitions on it (FAT32 (active), FAT32, Ext2 but that's another story) and it seems like that my Windows XP can only mount the first partition of the stick. If I ...
33
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3answers
49k views

How to rename a partition in OS X?

I'm able to erase a partition using the Disk Utility, but I want to change the name without losing data. How is it possible?
33
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13answers
61k views

Easiest way to move my Windows installation to an SSD?

I've taken the plunge and bought an SSD and want to move my existing Windows installation over. The current hard disk is 500Gb, but I've trimmed the contents down to about ~40Gb. I'm transferring it ...
28
votes
8answers
6k views

Swap partition size on a 64 GB RAM computer for memory-intensive work

I have 64 GB RAM and 240 GB SSD on my computer, which I'm going to use for memory-intensive calculations (machine learning, data mining, etc.). Most of the advice I found on the Internet are ...
27
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14answers
181k views

What is the recommended boot partition size for Windows 7?

I started using one big partition for everything and separating data out with folders when I got my current computer years ago. I'm preparing to upgrade my system from Windows XP to Windows 7, and I ...
27
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8answers
24k views

Moving the swapfiles to a dedicated partition in Snow Leopard

I have been able to move Apple's virtual memory swapfiles to a dedicated partition on my hard drive up until now. The technique I have been using is described in a thread on forums.macosxhints.com. ...
26
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9answers
7k views

What happened to the B: drive in Windows and why does the hard drive default to C?

Why is it that I see an A: drive and a C: drive but not a B: drive? Is there a reason why the disk partitions start at C? And is it possible to change that letter designation?
26
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7answers
5k views

Why create many partitions?

I have noticed that when installing Ubuntu some people create multiple partitions for directories. Like one for root, one for home, one for boot. What is the advantage to doing this over installing ...
25
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6answers
51k views

Formatting a partition: What should the “allocation unit size” be?

I'm formatting a 1TB external hard drive as NTFS. This drive is mainly meant for storing media such as music and video. What should I choose for the allocation unit size setting? The options range ...
24
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4answers
79k views

Why can't I delete all partitions on a flash drive in Windows 7?

Recently I purchased an ADATA C802 8GB flash drive. Since the drive was new I decided to run some of the HD Tune Pro (v4.50) performance tests on it, mostly just for the heck of it. To avoid ...
23
votes
2answers
978 views

Do partitions on SSDs map to physical addresses?

One of the reasons that some folk partition hard drives is that certain parts of the hard drive are supposed to be faster than others. Considering that HDDs are a serial access medium, partitioning, ...
20
votes
6answers
25k views

How to check the partition alignment on an SSD drive?

As I understand it, for SSD it's important to have partitions starting at the proper offset (i.e. correctly aligned). How can I check this offset under Windows Vista?
18
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3answers
6k views

How to partition a hard drive that has no OS installed?

I have a 500 GB hard drive. The laptop came with Windows 7 preinstalled. Now as I am installing Windows 8, I have deleted the C drive. So I have 460 GB free unused space where I can install Windows ...
18
votes
5answers
48k views

What is the maximum number of partitions that can be made on a hard drive?

What is the maximum number of partitions we can make on hard disk in Windows? If it is limited to some particular number, why can we assign all the letters C through Z to drives? If it is a special ...
18
votes
3answers
67k views

How to delete a partition on a USB drive?

I have a USB drive that I accidentally partitioned when trying to put Ubuntu on it. It's a 16 GB Kingston flash drive but it is now split to two partitions, 7.30 GB each. How do I combine the two ...
17
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3answers
59k views

How to resize the primary Windows XP partition?

I just cloned my failing 250 GB hard drive onto a 500 GB hard drive (so I wouldn't have to re-install everything, etc.), but now the drive only thinks it is 250 GB. How do I tell it about the other ...
17
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2answers
13k views

How to move a partition to the end in gparted?

I can't find a way to move the partition /dev/sdb2 to the end, where 12GB are free. I can resize (expand) the partition, but not create (insert) any free space in front of it. How to do the trick? ...
17
votes
1answer
19k views

VirtualBox: using physical partition as virtual drive

Background: I am using VirtualBox installed on Windows 7. From within VirtualBox I am using Xubuntu as a virtual OS. The reason I chose this approach is so that I don't have to keep turning off ...
16
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4answers
1k views

Making sense of partition tables

This is output of fdisk: Device Boot Start End Blocks Id System /dev/sda1 2048 419424255 209711104 83 Linux /dev/sda2 419424256 1258291199 419433472 ...
16
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1answer
37k views

OSX: cant create a partition because drive is locked

Problem: I have a USB key with Mountain Lion on it and I want to install it on my macbook pro. I deleted the existing partition on the laptop and wanted to created a new one were to install the OS ...
15
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5answers
30k views

why does the partition start on sector 2048 instead of 63

I had two drives partitioned the same and running 2 raid partitions on each. One died and I replaced it under warranty for the same model. While trying to partition it, the first partition can only ...
15
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3answers
11k views

How to prevent Mac OS X creating .DS_Store files on non Mac (HFS) Volumes?

Is there a way to prevent Mac OS X creating .DS_Store and other hidden meta-files on foreign volumes like NTFS and FAT? I share an NTFS partition with data like Thunderird & Firefox's profiles and ...
15
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3answers
38k views

How do I partition and mount a 3TB Hard Disk using the terminal?

I have a 3TB Hard disk which I wish to mount as a single partition under Ubuntu 11.10 server Because it is over 2TB I know there are some issues with this. I'm unsure of what I need to do to make ...
15
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4answers
33k views

What are the differences between primary and logical partition?

What are the major differences? Which is more preferable? Are there any OS specific advantages for one over the other?
15
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2answers
21k views

EFI Partition vs /boot partition

I have just sat down to install debian 7, which contains something called 'EFI' which is entirely new to me. I went through the install as I usually do; 256MB /boot partition, bootable, unencrypted ...
15
votes
1answer
10k views

How do I resize a FileVault 2 encrypted partition?

Running Mac OS X Lion. My current setup is a 250 GB partition, encrypted by FileVault2, for Lion. Old Snow Leopard install is in second half, another 250 GB partition, unencrypted, of the same disk. ...
15
votes
12answers
9k views

How to remove iso 9660 from USB?

I have somehow managed to write an iso 9660 image onto my USB drive, which makes all my computer think that the device is actually a CD. I have tried various methods of removing this partition, but ...
14
votes
5answers
29k views

Cannot resize OS X partition

I am trying to resize my existing Mac OS Extended partition on my Macbook to install Windows 7 (using steps similar to these), but when ever I go to apply the changes, I get this error: ...
14
votes
2answers
13k views

What are the differences between MBR vs GPT vs any other partition scheme?

Can anyone tell me what the main differences between i.e. MBR vs GPT or any other partition scheme are? Why would one choose one over the other? I am not an expert but from new release of Mac OS X ...
14
votes
9answers
26k views

Why is windows not able to create a system partition?

I'm reinstalling Windows 7 64 bit, and I encountered an issue I've never seen before. I have a legit copy of Win 64 Professional, and I've installed it probably a half dozen times on this machine in ...
13
votes
6answers
4k views

Can a 'system image' be restored to a drive with a different storage capacity?

I have a family member who complains that her laptop is slow. I checked the laptop over and indeed, it was slow, so I looked into what was using the most hardware, and found that the hard drive was at ...
13
votes
4answers
2k views

Can I install Windows 7 in A:\ or B:\ partition names?

Some years ago (actually decades now), when Windows 95 (or even 3.11) came, "A:\" and "B:\" partition names were reserved to the old magnetic removable discs (also known as Floppy Disks). However, ...
13
votes
3answers
1k views

Is it possible to determine when a NTFS partition was created?

We have a client where it would be very useful to determine WHEN a drive was a initialized or an NTFS partition created. Is there a timestamp value somewhere? If anyone could shed any advice it ...
13
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5answers
4k views

Moving users folder on Windows Vista to another partition - bad idea?

I am aware of two questions - one here and one on serverfault which ask HOW to do this. I even provided answers myself, having done it a few months back. But now I'm having second thoughts. My plan ...
13
votes
7answers
31k views

What's the best way to share files between linux and windows 7 on a dual/multi boot computer?

Just got myself a new computer and thinking of how set it up. I have win7 HP and will probably install at least some version of Ubuntu on it shortly to have dual boot. Might come other Linux distros ...
13
votes
5answers
93k views

Can I delete the 'EFI System Partition' without harming other data on the drive?

I have three external HDDs in a USB enclosure. After a recent upgrade to Windows 7, during which these three drives were actually installed inside the PC tower, two of the three drives now have a ...
13
votes
2answers
11k views

How do you add more space to a Fedora (LVM) partition?

In a nutshell, i have a VM that ran out of space. I increased the size of the VM's harddrive to be 4 times bigger but the OS partition is still only using 1x the space. I need to change the LVM ...
12
votes
3answers
10k views

Expand C: with another Hard Drive?

I have two hard disk of 30GB each. (First Hard Disk - 30GB) [C:] Windows 8 (Second Hard Disk - 30GB) [D:] Free I would like to use the second hard disk to expand the space of my first hard disk. ...
12
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2answers
25k views

What is partition alignment and why whould I need it? [duplicate]

What is partition alignment and why? Does it have something to do with the 2048-sector gap between two logical partitions?
12
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5answers
18k views

Advantages/Disadvantages of Partitioning a Drive

I have a 100GB hard drive in my Win XP Pro desktop. I use an external 250GB drive for backups, and am wondering if there would be any advantages to partitioning my internal hard drive. I understand ...
11
votes
4answers
523 views

Why don't I need to format and partition a CD or DVD before writing files to it?

Every time that I need to use a Flash USB drive, SD card or a HDD I must format it and create a partition before using it, such as NTFS, FAT, FAT32, etc. So this makes me raise some doubts: Why ...
11
votes
2answers
34k views

Is there a simple way to move/copy a logical volume from one volume group to another? (LVM2)

I'm rearranging a bunch of disks on my server at home and I find myself in the position of wanting to move a bunch of LVM logical volumes to another volume group. Is there a simple way to do this? I ...
11
votes
2answers
1k views

/dev/sda1 not a subset of /dev/sda?

the first entry of my partition table is: $ sudo hexdump -Cv -n 16 -s 446 /dev/sda 000001be 80 01 01 00 83 fe ff ff 3f 00 00 00 81 1c 20 03 |........?..... .| (-Cv describe the output format, -n ...
10
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6answers
8k views

How to TRIM/DISCARD a whole SSD partition on Linux?

My partition /dev/sda3 on an SSD drive doesn't contain any filesystem, but it contains garbage. How do I do a TRIM/DISCARD operation on the whole partition?
10
votes
2answers
5k views

GRUB in MBR or Partition?

where should i install GRUB? MBR or Partition Boot Sector? What are the advantages and disadvantages of each approach? Also, if we install the GRUB in the Partition Boot Sector then how the boot ...
10
votes
3answers
4k views

Should I put my page file on its own partition?

I have enough room on my OS hard disk to make a separate partition for the page file, but my power supply isn't enough to give it its own drive. Is it better to put the Windows page file on its own ...