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Questions tagged [lvm]

In computer storage, Logical Volume Management or LVM provides a method of allocating space on mass-storage devices that is more flexible than conventional partitioning schemes.

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libvirt: guest performance during backup

Here is a simplified version of my backup script that runs in the host: # shutdown the guest to ensure its filesystem is in a stable state virsh shutdown web --mode=acpi sleep 20s # the real script uses a smarter method to wait for the guest…
Lucio Crusca
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is it possible that I can move contents of 2 lvm disks to one big lvm

Is it possible that I can move contents of 2 LVM disks to one big LVM, Say for example, I have 5 LVMs created on 2 PV disks xvdb1 and xvdd1. Is it possible to merge them both to say xvdf1? I have 5 partitions on these 5 LVMs. (Each partition on…
Arun Krishnan
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Running LVM using VNC Viewer on CentOS 6

Need to run Logical Volume Manager on my CentOS 6 vm (Created by VMWare) using VNC Viewer but when I double click on it, nothing happens. What I did is to go to System > Administrator > Logical Volume Manager Am I missing something ? Is there any…
KarenV
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VM filesystem in read-only mode

I have a VirtualBox Ubuntu VM with a virtual disk that is mounting as a read-only filesystem. I'm not sure why that is, and my attempts to remount as read/write haven't worked. One of the last things I did before it went read-only was to extend the…
Jeff Schuler
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Problems with Booting “red hat”. disk volumes issue

I recently installed the Red Hat 6 OS on HP proliant server. This server has 8 1TB drives. I created two volumes RAID 5 each having four hard drives (and 2.7TB). On one of the volumes, I installed the operating system while creating three logical…
user304923
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how to identify which physical drive(s) correspond to an entry in /etc/fstab

Using Centos. Situation: I have multiple drives off of two RAID controllers. I also have multiple entries in the fstab, such as /dev/sdb, /dev/sdc, etc. What I need to know is how I can identify which drives or set of drives (in the case of RAID)…
lobi
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Disaster recovery. MDADM/LVM2 Some advance but stuck on final mount

We made a stupid upgrade on a running server using wrong repositories and the system became totally unbootable. The system, a SLES 11 we used a openSuse repository to upgrade, and everything went horribly wrong. It boots now only in (repair…
Marius Jensen
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Intelligent Volume Management

I'm looking for a software solution that could present a single disk volume to me that's backed by some sort of intelligent disk manager. In my ideal use case I'd be able to create the volume from several classes of storage (let's say we're on AWS…
mjallday
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Impossible remove Logical Volumes or Volume Group LVM2

After a disk crash part of a LVM group, I can't use LVM2 properly. If like delete a Logical Volume impossible (Error on SATA Volumen) lvscan Couldn't find device with uuid vxHO8W-FPbL-9d5N-GUVb-Lo8d-D9WZ-1RY3Bx. inactive '/dev/sata/isos'…
abkrim
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Recommended solution to join partitions (disks) into single partition

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 web application. What is there best way to do this:…
Andrii Kupchanko
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Two drives, how can i max reliability and uptime?

I have an asterisk pbx. It has 2 drives in a raid 1 setup. However if my main drive fails my 2nd won't boot, as it has no boot partition. The most important thing for me is up time. If there is a power outage and or a drive failure I'd like the…
wlraider70
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Storage virtual machine. LVM or loop devices?

Actual situation: I'm the administrator of a virtual machine. The virtual machine is a Debian. This machine will be mainly a storage machine with different services (svn, ftp... ), and a webserver. The hardware under this VM is a Sun Disk Array…
GLB
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How to mount logical volume?

I have this problem on mounting a logical volume. I have done some research and still have not found solution. I have read this https://superuser.com/questions/116617/how-to-mount-lvm-volume also but I can't figure out. Here is the my situation we…
Jan Mark
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How to determine the free space available in a logical volume?

How can I determine the free space available in each of my logical volumes? I would prefer not mounting them. Background: I am running virtual machines with LVM storage and would like to see if any of them are running low on diskspace to expand the…
Shoan
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Can't deactivate volume group with 1 logical volume open (Debian Squeeze)

I keep getting this error every time I poweroff/rebbot my computer. I've everything installed on LVM except /boot. I'm worried if this will affect the data on disk. -Thanks!
Kadamba
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