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

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VM Partitioning

If this isn't the right place to ask this please redirect me. I'm using hyper-v to create virtual machines, I have 1.6TB to use, I have the parent on a partition of 50GB, how should I divide up the ...
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0answers
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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 ...
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1answer
109 views

Setup 1x RAID5 array with multiple LVs and differnt filesystems?

Centos 5.9 - 2.6.18-348.3.1.el5 i686 Raid5 - 4 Disks + 1 Spare (all WD RED 3TB) Does it make sence to create multiple LV within the same VP and configure them as differnt filesystems: Example: LV1: ...
3
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2answers
2k views

Rebalance CentOS / RHEL Ext4 LVM assignment

Our corporate standard is CentOS (which seems to prefer LVM), and I come from primarily a non-LVM background, so I'm treading new ground with this issue. I inherited an older machine as a log-server ...
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1answer
981 views

sfdisk given size exceeds max allowable

Hello i have a failed driver in a raid so i had to replace it with a new hard disk. The problem is that although both hard disk are Seagate 1TB they differ slightly in size # sfdisk -s /dev/sda: ...
3
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2answers
201 views

What's the optimal server configuration for fastest inserting in a MySql database in this scenario? [closed]

I have a MyISAM table partitioned by range with 90 partitions representing the last 90 days. I expect this table to receive somewhere between 500 million to 1 billion records before i start rotating ...
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2answers
8k views

Shrink a Volume Group in LVM / Linux in order to install Windows on the freed space [closed]

I have a Volume Group with Unused space. This 40Gig should become an entidy in order to install Microsoft windows 7 on it. I do not have extra space on the drive - that is why I want to shrink the VG! ...
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3answers
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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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6answers
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Linux Debian Primary Partition (/) of Server Full, How to Make space for it

How do I safely free some space on my root filesystem? df says: Filesystem Size Used Avail Use% Mounted on /dev/md1 9.7G 9.2G 0 100% / tmpfs 3.9G 0 ...
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1answer
2k views

Fixing a failed grub upgrade on RAID

We just upgraded out dedicated server from Debian Lenny (5.0) to Debian Squeeze (6.0). In the process, the grub upgrade failed. I (perhaps foolishly) followed the advice at ...
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3answers
1k views

How to integrate /home back into main partition, then grow partition

I made a mistake in setting up one of our XenServer-based Linux VMs. I created a separate swap (good) and a large separate /home directory (bad) when really it should have been a large separate /var ...
2
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1answer
1k views

Exchange 2010 on VMWare - can I expand a partition with databases on it?

I have an Exchange server at a remote office that has a database partition that has grown considerably. It is running on VMWare vsphere 4.1. Normally on most VMs I would shut down the VM, and ...
2
votes
4answers
317 views

Easyest way to setup encrypted volume

What is the easyest way to set encrypted volume under linux? Basically, what I want is to have fixed size file in my home folder. When I mount it and type password, it should appear as regular ...
0
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2answers
3k views

How do I create an ISO image of a partition on an external hard drive?

I see that there is a similar question with the answer to use BartPE with a plugin, but are there any other methods to create an ISO image from an external hard drive partition? I don't feel too good ...
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2answers
1k views

How to convert an HFS+ drive to EXT4 while retaining data? [closed]

Is there any direct way to convert an HFS+ drive to EXT4 and if so how? Was thinking maybe gParted? If not, I'll just copy contents off, reformat, copy back on. Just trying to avoid moving 2TB of ...
0
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1answer
118 views

Add new partition to Centos hard drive

My hard drive currently has (I believe) 2 partition; boot (sda1) and everything else (sda2?). Some of the hard drive is also being used as swap memory, but I don't really understand how that effects ...
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2answers
3k views

How can I mount a partition on every reboot?

I have a partition mounted with mount -t ext3 /dev/sda3 /foo. Each time I reboot, I need to remount. How can I keep this mounted after every reboot?
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1answer
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What is the difference between the Linux and Linux LVM partition type?

Fdisk shows multiple partition types. What is the difference between choosing 83) Linux and 8e) Linux LVM? Choosing 83) Linux also works fine for using LVM, even creating a physical volume on ...
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0answers
313 views

Raid superblock missing on single partition. Recovery needed

Ok so I have a 2 TB raid 1 setup that has three partitions: sdc1: linux sdc2: swap sdc3: LVM for data However the LVM will no longer mount. So I thought that I would take the spare drive, mount it ...
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1answer
95 views

Different output by df and du [duplicate]

I have an old RHEL 5.5 Box, When I fire df -kh I see that /var is of 49 GB with 100 % usage. But then I go inside the /var cd /var and I fire du -kh I see that only total 300 MBs are used. I ...
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1answer
83 views

Why default Centos installation has partitions? [closed]

I installed Centos 6.3 and looking at the disk I get the output: Filesystem Size Used Avail Use% Mounted on /dev/mapper/vg_cp77-lv_root 50G 7.3G 40G 16% / tmpfs ...
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0answers
81 views

How to install a Debian on the remote Server with running Debian alreadz?

There are many tutorials (e.g. the main I think: D.3. Installing Debian GNU/Linux from a Unix/Linux System), how to install a new Debian from one another. But they all sounds for me like you need a ...
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1answer
67 views

Am I having too much swap? [closed]

Am I having too much swap space if my server is a 8GB physical ram and I would like to set my swap to 16GB. I am planning to use this server for shared hosting would like know.
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2answers
2k views

How do I determine proper alignment of a Windows servers' disk

I have the wimic and fsutil output from a SQL server. How do I determine proper alignment? I'm having trouble putting this into context. I have a decent understanding of disks, how can I understand ...
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1answer
4k views

Can't mount XFS partition anymore

I have 9 partitions formatted as XFS on my server. When I try to mount one of them, it fails. The others mount fine. root@fileserver2 # mount | grep xfs | head -1 /dev/sdb1 on /mnt/hdd1 type xfs ...
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1answer
872 views

Resize/extend partition size CentOS

Im tasked to resize a partition on a remote server. I've read up on it and understand that i'll need unmount and use resize2fs /dev/sdato expand the partition size. Can someone please help me unmount ...
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1answer
462 views

Parted automatically adding a filesystem on mkpart

I created an ext4 file system on /dev/sda1 yesterday to test the drive before trying to add it to a RAID. It's a 3 TB drive, so I'm trying to use parted to do all my partition stuff. I've done an ...
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2answers
207 views

How do I resize full root or swap partitions in RAID?

It all began a couple weeks ago: When I try to use vi I get "E297: Write error in swap file $ echo "test" > test produces -bash: echo: write error: No space left on device My bash history is ...
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1answer
166 views

Are disk partition labels or UUIDS stored in the partition area itself or in some other area of the hard disk? [duplicate]

Are disk partition labels or UUIDS stored in the partition area itself or in some other area of the hard disk? e.g If the dd command is used is used to copy the raw partition image from one partition ...
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2answers
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How to boot copied partition

I have just ghosted an Ubuntu (12.04) instance from a 200GB HD to a 1TB HD. The ghosted instance has two mounted storage partitions both of about 100GB each and I have the following partition table: ...
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681 views

No space left on device

I have a vServer and I can't upload/copy files. It says "no space left on device" but I have like 130 GB on my hdd. This is what it shows on: df -h / df -h / Filesystem Size Used Avail ...
0
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1answer
154 views

Which partition utility's output is correct?

I have Fusion ioDrive2 785GB (731.088 GiB) SSD card. The server is running Oracle Enterprise Linux 6.4 (RHEL6.4 compatible). It is low-level formatted as such: "80% factory capacity" Format ...
0
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1answer
738 views

partprobe will not work..i have tried everything

I am days before the RHCSA exam and i have noticed i still haven't been able to successfully run partprobe successfully after months on testing and testing and testing..not a single time I have tried ...
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8answers
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“fdisk -l” like list of partitions and their types for LVM logical volumes?

You know how "fdisk -l" lists drive partition tables and shows the partition id/types for each partition? Is there a similar way to get the partition id for LVM logical volumes? EDIT: I'm aware of ...
4
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1answer
137 views

Logical Volume Recovery

I have a machine with 180 or so logical volumes as well as an OS partition that were wiped out with a format when reinstalling centOS6. I made a terrible mistake, not being familiar with the interface ...
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2answers
205 views

Recover a deleted partition by mistake (FAT32)

I deleted by mistake a FAT32 (I think it was fat32) partition in a external drive, searching I got through this post: ...
0
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1answer
197 views

Tool to Shrink/Expand Windows Server 2003 Partitions In RAID Array

I have an old Windows Server 2003 box that I manage that is used for file storage. It is a physical server (HP AiO Storage Server), not virtualized. The boot partition on it is only 20gb in size, ...
0
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1answer
115 views

How to resize LVM group wheen 4 partitions already in system?

Centos, I have already expanded Virtual disk in Vmware, now i need to add additional space to LVM Group but most tutorials out there are saying to create new partition and add it to LVM. Since there ...
0
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0answers
314 views

PowerShell doesn't like the -AssignDriveLetter option of the New-Partition cmdlet

I'm trying to create a partition on the USB flash drive using the New-Partition cmdlet. But when I use the -AssignDriveLetter option I get "New-Partition : Invalid Parameter" even though this option ...
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387 views

Cannot create partition on disk using PowerShell: “New-Partition : Not enough available capacity”

I'm trying to create two partition on the USB flash drive. The first small 350Mb partition is created fine, but the second throws "New-Partition : Not enough available capacity" even though there is a ...
0
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1answer
364 views

How to use php readfile() across partitions? [closed]

I've been struggling to get PHP readfile() to work properly. After drilling down all options, it turns out that I can not get this to work when I am trying to open a file that is located on another ...
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3answers
10k views

How to recover data from a corrupted ext3 partition?

A server of mine had a drive failure of some sort which caused the OS (CentOS 5) to crash and stop working (it refuses to boot). So we put another drive with a working OS and from there we try to ...
2
votes
4answers
3k views

Linux web server partitioning: How should I do it?

I've order a dedicated server which will have 2x1TB hard disks. I'd like a little help though on how I should partition the disks. Everything will be setup using software raid1 (mdadm) and all of the ...
0
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1answer
750 views

Are there any significant differences between raid volume and partitions?

I have an option to create a single raid volume and partition it in the OS, or create multiple raid volumes (one for each partition)? What are the performance or access time differences between two? ...
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2answers
359 views

can't resize root at Ubuntu Server 12.04 LTS

I've done lvresize -L 264G 101/root (was 15GB) but /dev/mapper/101-root shows 13Gb. What am I doing wrong? I really appreciate the help! root@server1:/home/user# df -h Filesystem Size ...
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2answers
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How to install CentOs 5.8 on 3TB disk with RAID 1 on Hetzner EX 4S (10 TB) server?

I have installed centos 5.8 with Hetzner server rescue mode but its disk parttion table is in MSDOS formate which does not support more than 2 TB space of disk so i need to change the partition table ...
0
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1answer
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how do I safely relocate from a logical extended partition to primary partition?

I have a secondary storage drive thats partition like below. Number Start End Size Type File system Flags 1 1049kB 56.4GB 56.4GB primary ext4 2 56.4GB 500GB 444GB ...
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210 views

how to resize ufs partition on linux

is there a way to resize a lvm partition after processing dd command? /dev/vg0/disk1 is 1G /dev/vg0/disk2 is 5G after a dd partition, the size of /dev/vg0/disk2 become 1G. dd if=/dev/vg0/disk1 ...
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4answers
2k views

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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LVM can I extend a logical volume across 2 volume groups?

I resized my /opt which was the only logical vol in vg2 but I want to give that freed space back to / which is on vg1. Is this possible? pvscan output below. I want to grow my / partition which is ...