A partition is a means of logically dividing a computing resource (most frequently disk storage)

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No device file for partition on logical volume (Linux LVM)

I created a logical volume (scandata) containing a single ext3 partition. It is the only logical volume in its volume group (case4t). Said volume group is comprised by 3 physical volumes, which are ...
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5k views

Partition and mount my secondary hard drive on CentOS 5.5 64bit?

I am trying to prepare my second hard drive for user image uploads. Here is the current layout: # sudo parted /dev/sda print Model: ATA WDC WD2500KS-00M (scsi) Disk /dev/sda: 250GB Sector size ...
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Resize ntfs system partitions with GParted?

Trying to resize 2 ntfs system and boot partitions (windows 2003 server) using GParted. Goal: Resize D: (/dev/sda1) to ~850G - this is the boot drive with D:\ntldr, boot.ini, etc. Resize C: ...
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193 views

How to recover data from re-partitioned hard drive

I have an external HDD that has been mistakenly re-partitioned and some data written on it. Previous Partitions were: 480GB NTFS + 20GB FAT32 New partition is all FAT32 and only 70mb of data has ...
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235 views

creating and mounting a logical volume

I don't know if my question makes any sense. I have never tried this sort of thing before. What I would like to do is create one logical volume spanning multiple physical partitions like /dev/sdb1, ...
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1answer
888 views

Re-partition Hyper-V Server Virtual Hard Drive (VHD) with Windows Server 2003 installed

can anyone recommend a re-partitioning tool to resize the primary partition of a VHD that I’ve just expanded by a couple of GB which has windows server 2003 32bit standard installed. I'm using Windows ...
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3answers
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centos 100% disk full - How to remove log files, history, etc?

mysqld won't start because disk space is full: 101221 14:06:50 [ERROR] /usr/libexec/mysqld: Error writing file '/var/run/mysqld/mysqld.pid' (Errcode: 28) 101221 14:06:50 [ERROR] Can't start server: ...
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4answers
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Best way to copy large amount of data between partitions

I'm looking to transfer data across 2 lv of an HP-UX server. I have a couple of those transfers to do, some of which are mostly binary (Oracle tablespace...) and some others are more text files ...
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2answers
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How to dump the GPT under Ubuntu Lucid?

Is there a tool on Ubuntu Lucid which can dump the GPT (GUID partition table) of a block device in a human-readable form? The most important information I'm interested in is the byte offset of each ...
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Maximum partition size on Windows 7

Windows XP has a maximum partition size of 2 TB, which is a real pain for me since I have a 16-drive NAS. At the moment I just access it in 2 TB chunks, but as I add drives this will get to be even ...
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126 views

/home partition stuck

I have development box with apache and userdir mod enabled. Sometimes, entire /home partition becomes inaccessible. Apache can't access scripts stored there, and I cant cd to /home nor ls its ...
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3answers
419 views

Can hard drive partitions be corrupted?

Our previous sysadmin created several partitions inside one hard drive in the fileserver, saying that it minimizes corruption: In case one partition goes bad, it doesn't affect others. ...
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1answer
869 views

Windows Server 2008 Backup Failure on WinRE Partition

I'm setting up Windows Server 2008 R2 backup for the first time. When I try to do a test backup, it fails almost immediatly with the following error message. Log Name: Application Source: ...
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1answer
647 views

is it possible to create a hidden encrypted /home partition in linux

i know it's possible to encrypt your home partition (migration of home shown in the link) http://sysphere.org/~anrxc/j/articles/ecryptfs/index.html but later i found out that this is possible to ...
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2answers
8k views

how to increase the space of root partition by taking space from a xen PV

I am stuck in pretty weird situation. I hope somebody here will help me. I have one centOS server with XEN installed on it. XEN has 3-4 virtual machiens running on it. As required by XEN, this server ...
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1answer
75 views

Does shrinking making space available to partitions everywhere?

In Disk Management for Windows 2008, I have an extended partition that looks like this: |----X:\ Drive----||----Y:\ Drive----||-------Z:\ Drive-------| I am running out of space for the Y: drive. I ...
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3answers
351 views

installing package kernel-2.6.36-2.x86_64 needs 52MB on the / filesystem

I am receiving the error: installing package kernel-2.6.36-2.x86_64 needs 52MB on the / filesystem how can I safely expand the "/" partition? Thanks
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1answer
99 views

What happens “under the hood” when Windows moves data to a location shares the same root path as the source?

To be clear, I am talking about a move operation within the same partition. For example, say I were to move a file up one directory; before the move, I have "C:\temp\test.txt", after the move I have ...
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3answers
215 views

One all-enclosing partition or just use the entire device?

I received a 1TB hard drive that had a single 1TB partition. Because we do not need partitions on the drive (and I disliked using the path /dev/sdc1 instead of /dev/sdc), I went to fdisk, deleted the ...
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2answers
963 views

creating a more than 4 primary partitions

i was moving my partitions here and there and i end up deleting my swap partition and currently i have 4 partitions and when i try to format ( note : the unallocated part ) some unallocated space ...
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2answers
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mdadm lvm and ext4 slowness - How can I speed it up?

I can't figure out why I'm getting such terrible times out of my mdadm and in particular the lvm partitions in it. I made the raid: mdadm --create --verbose /dev/md0 --level=5 --chunk=1024 ...
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4answers
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Recover lost NTFS partition on SSD

About 2 month ago I upgraded my Dell Latitude E6500 laptop with a Corsair Force F120 SSD drive. Everything worked well until about a week or so back. I started the computer and was faced with a beep ...
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4answers
68 views

back-up database in Linux partition from windows partition!

Hello I am in a very embarrassing situation, I was trying to upgrade to ubuntu 10.04 from ubuntu 9.10 yesterday and while updating I forgot to put my laptop on charger and the battery ran out. Since ...
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706 views

Hard-Disk Performance: Two Partitions (Raid) vs One Large Partition (Raid) for VMs?

I have a dedicated machine (host) that will host two guests (Virtual Machines via KVM). What is better in regard to IO Performance: Sorry, important update, by RAID I mean RAID-1 (and I will not ...
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1answer
280 views

how to install windows on a logical partition created by ubuntu

when i try to install windows xp on /dev/sda5 windows tell me that it can not write on /dev/sda1 how can i install windows xp on /dev/sda5? with out messing up some thing or is it not possible to ...
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Mount secondary partition on Hyper-V Server guest

My Hyper-V Server 2008 R2 box has 2 partitions, one for the OS and a second for data. Can I configure my guest virtual machines to have access to that data partition? Preferably so that the guest OS ...
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2answers
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Which part of of a hard drive has the highest throughput, beginning or end of drive?

If I create a partition at the end of the drive does that create the partition on the outside of the platter where the data is passing under the drive heads fastest?
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351 views

What is the best way to repartition the system drive on a Windows domain controller?

I have a Windows 2003 server that is the primary domain controller for the network. It has a RAID 1 array that houses the 'C' and 'D' drives. And a RAID 5 array that houses the 'E' drive. The C:\ ...
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Can we mount multiple disks as one directory?

Are there way to mount the different disks as one directory? Assuming I have some disks with ext4 partitions: /dev/sda1 1Tb mounted as /store1 /dev/sda2 2Tb mounted as /store2 /dev/sdb1 2Tb mounted ...
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5answers
275 views

How to undelete an accidentally removed partition?

A colleague of mine just removed and repartitioned a disc (NTFS) that we wanted to backup. After he realized his mistake he didn't do anything else. Is it possible to recover any of the files that ...
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Can I make an ext3 filesystem recognize (and use) the entire partition?

Using gparted and partimage from SysRescCD I recently made a backup image of the partition containing my Ubuntu installation, deleted all partitions except for the original Windows partitions ...
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How to translate sfdisk command to parted command

I'm currently involved in modifying some system setup scripts to use parted rather than sfdisk, and I'm not entirely sure how to convert those commands. The existing sfdisk command is passed numeric ...
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1answer
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Windows 2008R2 x64 large partition size not usable

I have installed a win2k8r2 system on a large (4Tb) drive. During the setup I made my C: drive 300Gb, wanting to use the rest as a large data partition (was hoping GPT can be used), but after the ...
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1answer
243 views

Accidentally marked a USB hard-disk as “Active”: consequences?

In the "Disk management" section of the "Computer management" console I accidentally hit the context menu option "Mark as Active Partition" for an external USB hard-disk, that was connected on a ...
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1answer
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FreeNas on Dell Powervault 745N: 2TB Limit?

I want to purchase 2 x 2TB drives, and install FreeNas on my Dell Powervault 745N. People on the internets seem to be having trouble with the MD3000 firmware, and I want to make sure I can solve any ...
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Solaris mounting partitions

I'm trying to mount a partition in solaris 10... bash-3.00# mount /dev/dsk/c0t0d0s3 /data mount: /dev/dsk/c0t0d0s3 is already mounted or /data is busy As far as I know c0t0d0s3 isn't already ...
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1answer
541 views

How to resize ext3 partition without having physical access to the server

I have a server with 2 hard drives mounted as raid 1 using Ubuntu 8.04.4 LTS Filesystem Size Used Avail Use% Mounted on /dev/md1 5.0G 5.0G 0 100% / varrun ...
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GNU Parted and Small Spaces Between Partitions

I wanted to install Slackware on my MacBook Pro (6,2). Because MBP's use GPT instead of MBR, I need to use parted prior to running the installer. I wanted to use LVM, but I cannot even get that far. ...
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385 views

move Ubuntu to RAID

I have an Ubuntu Server up and running on LVM2 partition. My motherboard supports RAID 0 and 1. I bought new, second HDD, the same as the system one. I want to set up RAID mirroring to ensure my data ...
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mdadm: Swapping out small hard drives for bigger ones in a RAID5, How to partition?

So I got the gist of swapping out smaller hard drivers for bigger ones in an MDADM RAID5: Fail and remove one drive. mdadm -f /dev/md0 /dev/sdd1 mdadm -r /dev/md0 /dev/sdd1 Shutdown, swap the ...
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1answer
452 views

USB drive only for Linux backups: To partition or not to partition?

I have a 2TB USB drive plugged into CentOS 5.5 that will be formatted with ext3 and will only be used for file-level backups. I've always partitioned my drives but a while ago when I had setup Amazon ...
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1answer
696 views

Mount partition on KVM guest and host at the same time

Is there a way to mount a partition on the kvm host and one guest at the same time? (on linux / ubuntu, no samba suggestions, please)
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1answer
795 views

Why does this loopback device creation malfunction?

The stackoverflow people thought this was more appropriate here, I put it there as it is part of a program but I can see their POV, so here it is: At the bottom of the code you can see it failing. In ...
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How to move MySQL partitions from one machine to another?

I have a MySQL table: CREATE TABLE tweets ( tweet_id INT NOT NULL AUTO_INCREMENT, author_id INT NOT NULL, text CHAR(140) NOT NULL, PRIMARY KEY (tweet_id) ) ENGINE=InnoDB PARTITION BY HASH(tweet_id) ...
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How to scale out by elvolving from database partitions to sharding?

Say I have a MySQL table: CREATE TABLE tweets ( tweet_id INT NOT NULL AUTO_INCREMENT, author_id INT NOT NULL, text CHAR(140) NOT NULL, PRIMARY KEY (tweet_id) ) PARTITION BY HASH(tweet_id) PARTITIONS ...
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1answer
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Mirrored drive separated and lost one copy

I have a dedicated server with two identical hard drives, which ran in a raid array, mirrored until yesterday, when the datacenter had a power failure and corrupted one of the discs. I figured if I ...
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Install red hat on top of ubuntu

Currently i'm having ubuntu v.9.04 .I need to install red hat 4.4 along with it keeping ubuntu intact.The current partitioning information is.. Disk /dev/sda: 160.0 GB, 160041885696 bytes 255 heads, ...
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321 views

How to make bootable images of triple-boot OS on Mac OS

guys I would like to know the best practices or at least method to do the following things i am working on. I have installed triple-boot OS(windows 7, RHEL linux and Mac OS 10.6) on imac7 with refit ...
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1answer
426 views

Emulating the default Ubuntu partitioning scheme

When I install Ubuntu and tell it to use the first full disk, it creates the following partitions, numbered 1 and 5: sda1 / sda5 swap When I create two partitions manually, the partitions are ...
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questions- linux server

How do we define swap partition on a linux server that has several hard disks? What measure do you think if a linux server crashes then it has the minimum down time? when we don’t use LVM on linux ...