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

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shrink live mdadm partition with LVM

My goal is to shrink an mdadm RAID 1 partition while the system is running. I have to disks sda and sdb, which build my two RAID partitions md0 and md1. On md1 I use LVM, md0 is the /boot partition. I ...
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40 views

size of extent on LVM2

in LVM1 there was a limit of 65k extends. So size of extent had to been chosen carefully between wasted space on partitions (to big extent) and maximal possible size of logical volume (too small ...
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2answers
120 views

Ubuntu Server install claims 3 TB RAID1 volume is 801.5 GB

I have a brand new server containing two identical 3 TB SATA disks. These are in a hardware RAID1 configuration using the onboard Intel RAID controller. The BIOS sees the two disks as 3 TB and the ...
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2answers
42 views

Should I really leave some space unused with LVM partition?

I am migrating to a new server where I'm going to use LVM partitioning on a RAID 1 array (2 hard drives). I have read some tutorials which advise to leave some space unused so that I can expand the ...
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1answer
20 views

CentOS extend home partition multiple times

I allow my clients to ask an unlimited number of times to extend the hard drive. Although, after 2 times, there is no physical volumes left to create. How can I still extend sda1 or sda2? Is it ...
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42 views

What is the best way to resize the “/” mount point that is not LVM?

Lately I am trying to update the packages in my Centos (Physical Box) and got error about not enough space. What is the best way to resize a mount point that is no LVM? Follows are some information: ...
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1answer
29 views

Mounting individual “partitions” from a ddrescue'd whole-device image file?

I ddrescue'd from a sick drive device into an image file (I had enough free space, but not a spare device to copy onto). It seemed to go quite well, but now I can't find how to mount just one ...
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24 views

Creating a local partition with iPXE

Is it possible to create a local partition from an ISO or a similar filetype either within iPXE itself, or with the help of another network boot program? I know PXE is usually used for "diskless ...
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29 views

Script partitioning fresh raw disk images with sfdisk (C/H/S ignored?)

I'm trying to automate the process of creating raw disk images. I don't care so much about C/H/S, but that the block size should be a rough standard of 512 bytes. However, I'm having trouble ...
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1answer
28 views

Downside with moving pagefile to different drive

I've been tasked with managing an old Windows 2003 server which will be decommissioned later this year. I just need to keep the server up and running long enough. The space on the server is running ...
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3answers
57 views

Which directories in Linux must be part of the root filesystem?

I'm building a few virtual machines under KVM where the base system will be an image (haven't decided specifically which format yet), and all of the remaining system files will be other partitions ...
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1answer
65 views

VMWare ESXi 4 VMFS Recovery

Had a big time problem with our ESXi 4 on a IBM X3400 M3 with LSI MegaRaid. 4 x 1TB in RAID 10, for 2 datastores of 1 TB. Haven't done any maintennance since 2010. My own big sin! 80) From system ...
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2answers
51 views

Splitting web project across multiple partitions on Linux (SSD, HDD and RAM Disk)

I've got a web project that pretty much consists of three parts: Code, Assets and Cache. I'm thinking of splitting it through multiple drives - Put my whole Code into SSD partition, Assets onto big ...
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1answer
42 views

Shrinking Linux Partition and VM's

I have a Centos 6.2 x86_64 Virtual machine running on an EXSi 5.1 Server. It currently use 320GB of space which is way too much space and need to be shrunk to about 80GB. What I need to do is reduce ...
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0answers
32 views

Raid partitions not listed in /dev

I've assembled software raid1 /dev/md1, and made two partitions /dev/md1p1 and /dev/md1p2. Now even after reboot I can't see these two in /dev. Why? (udev service is running) #fdisk /dev/md1 ...
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1answer
43 views

How can I resize my logical volume in CentOS6?

I increased the provisioned size in the Vsphere client to 32GB and I used gparted to resize the VG to 32GB --- Physical volume --- PV Name /dev/sda2 VG Name vg_proxy ...
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3answers
73 views

Partitioning & RAID recommendation for a server with 3 disks

I'm installing a server machine (intended to run Debian GNU/Linux) which, among other things, is to be used for backups of our code. Now, I don't need all of the contents of the HDD to be ...
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1answer
44 views

increase size of temp drive in centos 6 64bit [closed]

df -h Filesystem Size Used Avail Use% Mounted on /dev/md2 1016G 19G 947G 2% / /dev/md1 496M 149M 322M 32% /boot /dev/md3 4.0T 238G 3.6T 7% /home /var/tmpMnt ...
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1answer
204 views

Unable to resolve data corruption warning with fcsk

In order to create a contiguous space for my file system to grow, I created a new EFI System partition at sda1 so that I can migrate it from the current partition at sda5. The move itself has been ...
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1answer
85 views

Unable to automatically remove LVM data

I am trying to install ubuntu 12.04 via preceed config onto Dell PowerEdge R710. I had RedHat installed on the box then I tried installing ubuntu 12.04, then auto install popping with Unable to ...
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1answer
85 views

Is it a good practice to put all partitions into LVM? [closed]

I would like to know what is the best practice regarding the partitioning policy, especially when it comes to Logical Volume Manager. Is it better to put the entire partitioning into LVM or use it ...
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1answer
45 views

Breaking off /tmp using LVM

I've recently been put in charge of a RHEL6 server running our NMS. I don't know much about Linux filesystem administration. What I'm needing to do is create a partition for /tmp, instead of having it ...
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1answer
103 views

Repair corrupt GPT partition on graid mini disk

I'm trying to repair a GPT corrupt partition table on a graid mini 1TB external hard drive. Here is the report from gdisk: root@philippe-desktop:/home/philippe/thomasdisk# gdisk /dev/sdb GPT fdisk ...
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1answer
50 views

Why does fdisk have a discrepancy in translating units between cylinder and sectors?

We were re-partitioning a virtual disk to increase the size of an LVM's physical volume. This is how we initially performed this: $ fdisk /dev/sdb # delete partition fdisk> d ? 1 # create new ...
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3answers
47 views

Moving partitions to the root partition

I am currently stuck with a restrictive partitioning scheme that makes my partitions fill up. It looks like this: /dev/sda7 870G 315G 511G 39% / /dev/sda6 2.0G 271M 1.6G ...
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2answers
228 views

How to remove old kernels on CentOS 6 (to free up boot partition)? [duplicate]

How does one determine which kernels to remove in order to free up some space on /boot partition. Here is a scenario (some background info). 1. Parititon info (in case it helps) # df -h Filesystem ...
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1answer
79 views

Kickstart partitioning with ext4 in autopart mode?

When installing CentOS 6.x, how to specify the filesystem type with ext4 and also use the autopart directive in kickstart file? The default filesystem type with autopart directive used is ext3, which ...
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97 views

resize partition via ssh in centos 6 64bit

I need to resize the drive partition on a production server running Centos 6.4 64bit If necessary, I'll temporarily move my sites to a VPS. If this change can be done without this, that would be ...
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1answer
70 views

Linux backup in-place (no unmount) solutions [closed]

I have an Ubuntu server that I'd like to backup on a daily basis. I want to be able to restore the entire system with the click of a few buttons (or keystrokes). Also, I don't want to bring down / ...
2
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2answers
49 views

Installer will not create a partition labeled D:\

I'm creating a new Windows Server 2003 server through VMWamre (VMWare 8, using VCentre 5.1). I have connected to an ISO that is on a local disc, and I've got the the setup step where I can create ...
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144 views

Windows 2003 Server R2 system partition full - move and/or expand

PROBLEM: My System (C:) and Data (D:) partitions are full and I need to expand them or move them to larger drives. SPECS: Dell PowerEdge 2900 server Adaptec 39320A SCSI adapters Dell Perc 5/i RAID ...
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107 views

When should an EFI partition be used?

If I only deal with Linux servers and Linux laptops, when should I create an EFI partition? From my understanding an EFI partition on a Linux server ensures a standard for the disk layout, where EFI ...
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4answers
75 views

Partition required for ext4 filesystem?

I read on the arch wiki that it is not recommended to partition a disk before creating the ZFS filesystem on it. I searched but did not find any such statement about ext4. So my question is: can I put ...
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2answers
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Recommended solution to join partitions (disks) into single partition [closed]

I have 4 hard disks (1 Tb each) on server. It's debian wheezy, amd64. Disks 2,3 and 4 are not partitioned yet. I have to join them into single partition, it must be single filesystem/mountpoint for ...
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1answer
75 views

How shall I setup my ESX Server 3 partitions?

I have rebuilt my IBM x360 server. Now, I am reinstalling my VMware ESX Server 3 on it, and I have the following drive arrays: Array A is set of 3 36GB U160 (directly on server, channel 1 of my IBM ...
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2answers
256 views

Increase/refresh the size of the FreeBSD's main partition

I am using VirtualBox and have my FreeBSD mounted on a virtual drive, which recently ran out of space (10 GB) so I have increased the Virtual Drive size up to the 15 GB - started my FreeBSD and its ...
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1answer
52 views

Shrink a mounted LVM partition

I fear I already know the answer to this question, but here goes. I need to carve out a new partition on a running system. /var/ is mounted from an LVM volume (hdd1_vg-var) and has only 3% used disk ...
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1answer
65 views

windows 2003 extend dynamic system boot volume without losing data

Ok, I know there are many topics on this but I just need clear cut answer. Simply, how do I extend C:\ up to end of unallocated space WITHOUT DATA LOSS? I've done my research and MS KB says you ...
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1answer
109 views

Extending System Partition Windows 2003 Server

I'm currently trying to find a method to extend the system partition for Windows 2003 Server. I've been trying to use GParted, however I keep running into the issue below. Is there something that ...
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0answers
63 views

Backup Windows (ntfs) partition at runtime, restore using linux live distribution?

I need to backup a whole ntfs partition daily using a scheduled task. I want not just the content of the disk, but the partition itself to a preferably compressed file and then restore it 'offline' ...
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1answer
42 views

Increasing the size of a partition on a virtual Ubuntu server

I'm a web developer who's been put in charge of a small virtualised web server at work. Unfortunately, I've never done anything to do with server admin before, so I'm a little lost. The guy in ...
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2answers
172 views

Is it safe to place write-intensive partitions on an SSD (in an SSD+HDD system)?

I'm setting up a (sort of) powerful workstation for SW development work on Linux. It's a Xeon system with multiple cores, 32GB memory, a large HDD and a 120 GB SSD (Samsung MZ7WD120HAFV a.k.a. ...
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0answers
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Partition block size different from device's and stacked LVM volumes ones

I have a pair of HP ML350 G6 servers with LSI MegaRAID 9266-4i+CacheVault driving Supermicro CSE836E16 enclosures via SAS bracket, filled with WD RE 3TB SATA drives. On these are configured a RAID10 ...
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1answer
24 views

Create partition on Debian and affect /var

I need to affect /var to a new partition. Do I just need to add a line to fstab file and reboot?? My fstab: /dev/md1 / ext4 errors=remount-ro,relatime,discard 0 1 /dev/md2 /data ext4 ...
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1answer
66 views

Fedora install in Virtualbox expands to fill drive

I recently completed a Fedora 19 install on an 8GB virtual drive in VirtualBox. For some reason though, it appears as though I have run out of space! Surely my 951MB Fedora .iso can't have expanded ...
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134 views

Partition keeps filling up, don't know why

My partition /dev/sda1 keeps filling up. Besides the "/" directory, I cannot tell what directories are even on this partition in order to search for files to delete. I was able to get it down to 97% ...
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2answers
57 views

Partitioning is taking a long time. How to I get to my data in the meantime?

On Windows Server 2003, we started a job to shrink a an overly large partition. This shrinking is already taking 9 hours (no errors thrown), but now it is in the middle of our peak traffic time in the ...
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1answer
219 views

Resize partitions used in Debian software RAID 1 mirror

I have a simple RAID1 setup with a few drives. I've realised that one of the partitions is not aligned to a cylendar boundary and I'm concerned that this is a bad thing that will cause me grief at ...
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2answers
104 views

Duplicate partition table in (Debian) Linux

A disk failed in a software RAID array and I'm trying to replace it. I've done this before without a hitch but this time I'm getting an error when trying to duplicate the partition table. I'm using ...
2
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0answers
756 views

How to fix Hadoop HDFS cluster with missing blocks after one node was reinstalled?

I have a 5 slave Hadoop cluster (using CDH4)---slaves are where DataNode and TaskNode run. Each slave has 4 partitions dedicated to HDFS storage. One of the slaves needed a reinstall and this caused ...