All Questions
28
questions
0
votes
1
answer
26
views
LVM restore configured lv to have more blocks then are available in vg
I recently had a 2TB disk go down due to, albeit, stupidity on my part. Let's just say I won't be working with live power anywhere near my server again. However, I don't have another disk that size, ...
0
votes
0
answers
31
views
Which top directories in Ubuntu do frequently change?
I'm using Kubuntu-20.04, and LVM2 partition.
Before installing some software, I'm afraid that the new soft get mess my system, so I often take a snapshot of the root volume.
But the root volume ...
- 107
2
votes
2
answers
9k
views
Where is stored recovery key for encrypted partition recovery key
during setup of 21.10 I chose to use LVM Encrypted file system.
I set recovery password and setup show where will be stored on the
disk. The path look quite simple. Now I want to backup stored data
...
- 121
0
votes
0
answers
417
views
How to backup a bare-metal Ubuntu server with MySQL running 24/7 with zero downtime?
I've been researching this for a long time but I cannot find a satisfying solution. People tend to:
Backup Linux systems with rsync - which is good if you want to backup a lot of standalone files but ...
- 121
0
votes
0
answers
64
views
Create backup of filesystem
I have LVM set up on my machine with one 8G (gigabytes) swap LV (logical volume) and a ~250G ext4 LV that is the root filesystem. I have installed and heavily configured some software, in the end only ...
- 111
0
votes
1
answer
3k
views
Mounting a Luks partition
ORIGINAL POST:
I have backed up a drive with all its partitions using the command
dd if=/dev/sda of=/media/oshirowanen/external-drive/backups-2019/ubuntu.img
/dev/sda is an ssd which has Ubuntu 18....
- 3,997
2
votes
0
answers
744
views
Recover LVM without /etc/lvm/backup/
I just thought what if I lost the LVM backup folder and I only have the HDD's belonging to my one and only Volume Group.
Here is a little summary:
root@ubuntu-srv:/# pvs
PV VG Fmt Attr ...
- 361
0
votes
1
answer
983
views
How do I move my LVM 524GB root partition to a new smaller 500GB SSD - and make a backup prior to the move onto an external HDD?
(running Ubuntu 17.10)
I am new to LVM. I am very familiar with GUID Partition Tables (GPT) and using GParted from a Boot-Disk.
I read somewhere that the big advantage using LVM is that one can ...
- 421
1
vote
0
answers
73
views
Space Efficient Media Backup
I have 6.8TB of Media I would like to backup. I have an extra external hard drive 7.3TB. Is there a way to make a space efficient incremental backup? I will be adding media and would like to be able ...
- 11
1
vote
1
answer
328
views
tar does not create backup
I want to use LVM snapshots for backing up my system.
I have two LVM volumes called "root_lv" and "home_lv" in the volume group called "myvol". I've created root directory snapshot
sudo lvcreate -...
- 385
0
votes
1
answer
85
views
LVM restore wrong meta file?
I added the wrong file instead-of original file.
vgcfgrestore -f /tmp/vg00.backup /dev/rdsk/c0t4d0
But i did
vgcfgrestore -f /tmp/vg01.backup /dev/rdsk/c0t4d0
Now my volume shows volumes in ...
- 107
0
votes
1
answer
75
views
Kubuntu not logging in after restoring an rscyn-based backup
My setup is as follows:
In an extended partition, there is a 1GB ext2 boot partition, and a LUKS crypto container. Within the container there is an LVM physical volume, with one volume group, within ...
- 3
1
vote
0
answers
806
views
Recover the directory structure of a lost LVM Logical volume?
I am aware of the huge amount of data recovery questions on this site, and reading all of them I think my case is unique enough to warrant a new question.
how it came to be
I set up a LVM with ...
- 265
1
vote
1
answer
85
views
Is there a way to backup an individual partition that is part of a logical volume?
Is there a way to backup an individual partition that is part of a logical volume? I would like to do an automated regular snapshot that is compressed if possible.
1
vote
0
answers
2k
views
Restoring a VM to LV, GRUB disk not found
This is what my setup looks like:
ubuntu 14.04 running KVM with libvirt has a HW-Raid it's running from (/dev/sda) and another HW-RAID (/dev/sdb) that is the PV to a LVM VG called "datavg" with ...
- 11