lvm

  1. C

    LVM best practice suggestions !!

    Hi, I have a hp proliant dl380p gen8 server with following disks: 2 SSD ( 1 TB each one ) -> RAID 1 15 SAS ( 900 GB each one) -> RAID 50 Raid configuration has been done through hardware controller that is already been integrated on the server. https://imgur.com/a/ulqIU2D We have proxmox on...
  2. T

    Is there any way that iSCSI can offer snapshots & HA

    Hi Everyone, We've been struggling moving away from a mal-performing CEPH cluster at a customer site for a little while now, however, our NAS supports iSCSI and NFS, but not CEPH or ZFS over iSCSI. Is there truly no solution to include HA, Live Migration, and PBS Live Backups using an iSCSI...
  3. Q

    Anfängerfrage: Speicherplatz SSD vs. Anzeige Disks-LVM

    Hallo zusammen, habe mir Proxmox auf einem MiniPC installiert um mein Smart-Home darauf laufen zu lassen. Ich habe eine SSD mit 256GB, aber für den nutzbaren Speicher unter PVE-Disks-LVM zeigt er mir nur 17GB an: Soll das so sein, oder kann ich da etwas ändern?
  4. F

    adding a disk and set it as lvm-thin: help needed, please

    hello people, I have been reading quite a bit how to add a new ssd to my homelab (proxmox) and how to add it as lvm-thin storage... I got to the following list of actions (assuming that nvme0n1 is the newly added SSD) format the disk sgdisk -N 1 /dev/nvme0n1 create a physical volume pvcreate...
  5. D

    I cant Repair lvm-thin volume after power failure

    Hi All. I have lost access to my thin-lvm and I can't get it repaired. It happened after a power failure. I have an HPPerc Raid controller connected to a Dell MD100 powervault So my lvm for OS is working and my internal 40TB lvm raid is working. It's just the one connected to the other raid...
  6. S

    Newb question about ZFS/CEPH etc

    Hi, I'm playing with a small home lab. I would like to use ceph to ensure that I have replicated vm's for reduncancy. I have 2 servers , each with 1 HDD. The first server (HP microserver) with 16gb ram has been running Proxmox for years, hand cranked from Debian running LVM on a 500G SATA...
  7. X

    Forcefully delete a virtual disk in a full thin lvm pool

    Hello, I've recently tried restoring a backup after accidentally deleting a VM, and the pool seems to be malfunctioning. A restart didn't fix, googled some bit. Tried lvconvert --repair /dev/pve/data and that gives me Volume group "YUGEv3" has insufficient free space (30 extents): 2385 required...
  8. P

    Extending Physical Volume (PV)

    Hello. During initial installation, i selected HDSIZE as 50 GB on my 250 GB NVMe SSD. Proxmox did it thing and divided the 50 gigs into all partitions that was needed. However, over time and VM usage, i became short on space and now i want to extend the local-lvm (so the data local volume) to...
  9. T

    Upgrade from 7.0.10 Kernel 5.11.22-7 to 7.2.4 Kernel 5.15.35-1 Cannot Process Volume Group PVE

    Why Hello There! This evening I performed a regular upgrade to a client's long-standing (~2 years) hyperconverged PVE cluster. This cluster has some history but for the most part has been trouble free. The cluster is made up of homogeneous hardware, all Gen8 HPE Proliant servers with one node...
  10. C

    Need help fast LVM problems after powerloss

    Currently struggling to get the VMs datastore up and running after a powerloss last night. The LVM part for the OS itself is ok, we are able to login via ssh and the proxmox WEBui shows and we can login. However whenever we try to start a VM the following error is shown: Code...
  11. K

    [SOLVED] I'm struggling with mounting old-pve (older installation)

    I needed to reinstall my proxmox ve onto a ssd (just for the boot speed) and I don't really know how to migrate data from old drive to new one (containers) . Btw I can't boot anymore to older installation (grub broke there and rescue boot doesn't see it). I'd no problems whatsoever with mounting...
  12. T

    lvm-thin shared storage ?

    I have a newer storage HP msa 2060 FC and the only way to get vm shared under fiber channel is through LVM. since my storage supports thin provisioning, Is it possible to use lvm-thin on top of FC to get a sharing storage. thank you.
  13. T

    setup san fc storage as a backup device

    Recently we have purchased a HP MSA 2060 FC which we are using it as main storage for VMs. However, we have another san fc storage which is dell powervault MD3800f. we would like to know the best practice way to setup the dell storage as backup for the VMs. I just confused how to add a block...
  14. L

    create storage failed: pvcreate error ... device is too small (pv_min_size) (500)

    Hello, I'm in the process of setting up a HP MSA2040 SAN to work with Proxmox. As I just started using a SAN, I have a little over zero knowledge of these things, so there most probably will be errors in my setup (or terms I don't use correctly). Current status is: - MSA2040 is connected via...
  15. D

    Add disk creation functionality when using lvm storage

    When using lvm as virtual disk storage it is not enough to pass additional parameters for lvm Example use in console: lvcreate -n vmid-disk-0 --type striped -L 32G -i 4 vg In VG can have e.g. 4 disks (or another number), and the final LV can be created with different parameters, for different...
  16. J

    Resized disk, now get "mdadm: No arrays found in config file"

    I reszied a guest LVM Thin Pool using these steps: lvresize lvestend qm resize gparted Now I get this error message on Linux guest boot: mdadm: No arrays found in config file or automatically Is there a fix for this? Did I corrupt my Linux guest partition? I'm now wondering if I can't use...
  17. A

    Manual Repair Required

    Hello, After a power event, I was met with the error in the title (Manual Repair Required) I really don't know how to proceed and would sincerely appreciate any guidance or assistance with remedying this situation. local-lvm before and after power event Any and all guidance is...
  18. E

    [SOLVED] Error writing [path] No space left on device

    Hi, im getting this error when i try to move a MV disk from one path to another. I think this have no sense because i think i have enough free space in my lvm, aprox 380GB in the local volume and 1.5Tb in the local-lvm. Im trying to execute this command. mv...
  19. N

    Backups from iSCSI backed LVM very slow

    Hello, I've found a few threads about similiar problem but none of them have a solution. We have a 3 node cluster with multipathed iSCSI storage using IBM Storwize SAN. In Proxmox 6.4 which we use, there is a shared LVM created which stores VMs on all nodes. We didn't notice any performance...
  20. T

    lvm related problems (probably bugs)

    Hello Two problems partly related. Problem 1: When you have a vm with a disk on lvm (not in a thin pool) the lv gets deactivated whenever you turn off the vm. This is not such a great idea because if you also have lvmcache enabled the dirty writeback blocks will not be committed from fast to...

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