1
vote
1answer
35 views

Recover LVM with software raid

I have a Synology NAS using SHR mode, which is basically LVM and Raid 5. Somehow my LVM volume became corrupted and won't mount anymore. This volume houses over 20TB of data, and most of it is NOT ...
3
votes
3answers
6k views

Fastest way to convert an ext4 formatted disk to LVM with ext4 on it?

I'm currently doing cp -aR to copy data from my (99% full) 1TB ext4 formatted disk to a new LVM-with-ext4-on-it disk. It's taking forever. Is there any way to attempt to "convert" the disk in place? ...
2
votes
1answer
1k views

Having trouble with EXT4 on LVM on software RAID 5 (corruption)

Here's the quick and dirty of my problem. I'm using Lubuntu 12.04, Xubuntu 12.04 and plain Ubuntu 12.04. Tried with generic kernels 3.2.0-25 and 3.2.0-26. This issue persists on all 3 variants which ...
5
votes
1answer
436 views

A weird issue relate to ext4/lvm/raid-5 after partition recovery

I have 3 hard disks, in the following paragraphs named /dev/sda, /dev/sdb and /dev/sdc, newest came first. Note: /dev/sdc has one primary partition /dev/sdc1, one extended partition /dev/sd2, and 3 ...
0
votes
2answers
812 views

unable to mount lvm ext4 filesystem

I was moving a couple of physical volumes from my lvm. I managed to successfully pvmove and pvremove them. After this i was moving some files from the lvm to one of the removed pvs. Now during this my ...