0
votes
2answers
136 views

Expandable Linux filesystem w/ redundancy & support for different drive sizes?

I did a bit of research already and didn't come across any filesystems so far that have the following features: Expandability, Redundancy, and the ability to utilize the full capacity of different ...
0
votes
0answers
976 views

KVM LVM-based guest… kernel: Buffer I/O error on device. Failing drive?

Currently setting up a small KVM host to run a few VMs for a small business. The server has 2 drives in software md RAID 1, then I have it set as a PV in an LVM setup. Guests and hosts are all CentOS ...
0
votes
2answers
197 views

Create logical volumes from partitions in linux

I have a server running RHEL with below hard disks configuration. [root@localhost indika]# fdisk -l Disk /dev/sda: 150.3 GB, 150323855360 bytes 255 heads, 63 sectors/track, 18275 cylinders Units = ...
1
vote
1answer
116 views

Can LVM and Traditional Partitions Coexist?

Can you set up a machine in which different drives are formatted as either LVM volumes or as traditional partitions and mix and match the two? For e.g. have the LVM volume mounted as / and /home and ...
0
votes
2answers
275 views

Best redundant way to set up multiple drives of different sizes

I have a linux server (running Ubuntu 12.04 Server currently) that I need to set up multiple hard drives of differing sizes in primarily for media/backup purposes. The sizes are: 1x2TB 1x1TB ...
3
votes
1answer
3k views

Mounting an old LVM hard drive in Fedora 17 gives error message

On Fedora 17, I am trying to mount a hard drive as slave using the following command: mount /dev/sda5 /mnt/fedora8 And I get this error: mount: unknown filesystem type 'LVM2_member' How do I ...
-1
votes
1answer
332 views

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 http://superuser.com/questions/116617/how-to-mount-lvm-volume also but I ...
3
votes
1answer
156 views

Uneven utilization of disks in xfs-formatted logical volume

We have a backup server with 66TB of available space, set up like so: 12 6TB RAID10 arrays -> 12 PVs -> 1 VG -> 1 LV -> xfs This filesystem is used exclusively for backups (through BackupPC). It ...
2
votes
2answers
635 views

Worth it to move /var to physical disk vs logical?

Brief question about partition layout. I use an SSD for /, /boot, /usr, & /home partitions. I'd like to move /var to a mechanical disk to minimize writes to the SSD. I'm mainly concerned about ...
4
votes
1answer
503 views

EC2 disk goes to 100% util, but fine after reboot

We've been running some production services on Amazon EC2 for a while, using mainly t1.large and t1.xlarge instances (non-EBS). Every so often one of the attached (ephemeral disks) will get into a ...
0
votes
1answer
484 views

Hard Drive chugging noise when moutning Logical Volume to file system

I have a server (Ubuntu 11.04) with a RAID 10 array (4 disks), and the RAID 10 array is partitioned as one big LVM. I have a logical volume on that which is 40GB that holds the root file system. The ...
1
vote
2answers
1k views

Remove hard drive from computer with LVM and avoid device mapper errors

I have 2 harddrives in my system, managed by LVM vg1 (on /dev/sda2) lv_root lv_swap vg2 (on /dev/sdb2) lv_root lv_swap I removed the sdb HDD and when booting it has gotton slower and drops into ...
4
votes
2answers
1k views

Convert full hard drive to LVM without external storage

Recently, my 2TB hard drive ran out of space, so I purchased another one to supplement it. My old drive is mounted in a specific folder (does not have system files or anything). Technically, I could ...
0
votes
1answer
1k views

recovering vm data from crashed XenServer install

We're using xenserver 5.6 from citrix to run our virtual machines. The box is old and creaky, and the hard drive went. (We had a super limited budget of $0 at the time). Turns out the only machine on ...
2
votes
5answers
496 views

Can I resize reiserfs off of a failing LVM volume?

A while back I pulled some spare parts to set up a test for backuppc. Two largish hard drives were merged into a single volume with LVM. A few months later, it seems that the second drive is ...