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  1. J

    Migrating Ceph from 3 small OSDs to 1 large OSD per host?

    Hello, I have a 5 node Ceph cluster each with 3x400GB hot swap drives. I have purchased 5x3.2TB PCIe drives with the intention of replacing the 15x400GB drives in the near future. My expected migration plan is to bring down each host one by one to bring all the 3.2TB drives online. Assuming...
  2. J

    Direct migration from XCP-ng backup?

    Hello, The old cluster of XCP-ng failed and I only have backups generated from XenOrchestra in the .vhd format (long delta chain into a full backup). How do I go about importing this directly into Proxmox? I have managed to only get as far as extracting the last delta .vhd with 7zip that gives...
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    Attach lvm2_member vhd to proxmox VM?

    Hello, I have a VHD export from Xen that I extracted with 7zip. It has given me 3 files out of which the main file is a .lvm file. I have tried to mount it but I have gotten an error: # mount 1.lvm /mnt/temp mount: /mnt/temp: unknown filesystem type 'LVM2_member'. How do I access the contents...
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    Hardware upgrade migration question

    Hello, How would you perform a migration from Intel LGA 2011 v2 system to AMD EPYC 7002 with the intention of retaining the disk hardware and VM/CTs? Thanks!
  5. J

    NAT not working

    Trying to forward a port from the host IP to a VM but traffic isn't going through. tcpdump on the VM shows the packets coming through but the reply doesn't seem to be going back to the source. nmap shows the host port is closed while the VM port is open. Host /etc/network/interfaces/ (vmbr0...
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    Can I not attach more than one vmbr to a single VM?

    Hello, I'm trying to create a VM that connects to two physical networks (different physical ports on host). On the host I have them as vmbr1 and vmbr2 but I can only pick one in VM network settings? Thanks!
  7. J

    Host losing connectivity when copying DHCP settings to static

    Hello, I can't figure out why the host has connectivity on DHCP but when I copy the exact same settings to static there is no route out. I am copying the exact same IP/CIDR + Gateway. I don't even know where to start to look. I have never had this happen before. Edit: Comparing "ip a" from...
  8. J

    I think I'm doing something wrong

    Hey guys, My objective is to forward selected ports on a single public IP attached to eno1 on the host to LXCs. Inside the LXC I can ping all the way up to the host public IP but not to the host gateway or anything beyond. E.g. expectation: IP:10001-10100 > LXC 1 IP:10101-10200 > LXC 2 ...
  9. J

    Run VM/CTs on the same server as PBS?

    Hi, I would like to provision a vanilla fileserver on the same host that is running PBS. How would I go about doing this? Should I install PVE then run PBS as a VM? As a CT? Or is there some built in functionality in PBS that fulfils this purpose? Thanks!
  10. J

    How do I migrate host to a different Motherboard/CPU?

    Hello, Currently my host is on dual Intel Xeon E5-2670 + X9DRi-F. I wish to migrate to EPYC 7401P + EPYCD8-2T. Can I just power down and swap out the motherboard/cpu or do I need to do some sort of backup/restore? Host currently has 2 ZFS pools on it. Do I need to export/import them? Thank you.
  11. J

    Cannot kill VM - BUG: soft lockup - CPU#2 stuck for 22s

    Am passing /dev/ttyACM0 from host to VM. After USB device disconnects and reconnects, VM can no longer use the passthrough serial. Trying to restart the VM via init 6 throws soft lockup error and VM refuses to power down. Tried to stop via qm stop, no errors # qm stop 100 Message from...
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    Mixing hardware in cluster?

    Hello, We currently have a hyperconverged cluster with 5x dual E5-2650v2/128GBDDR3 nodes. We are looking to add start adding a couple of units of E5-2680V4/256GBDDR4 down the road starting with 3 units. Will these merge into the same cluster? Are there any disadvantages with the mismatched...
  13. J

    Cannot pass /dev/ttyACM0 to VM?

    Probably thread number #100000 on this with no solution. When I pass the USB device by device or by port to a VM, /dev/ttyACM0 disappears from proxmox host as well. Remove the passthrough, it shows up again under the proxmox host. I can pass using lxc.mount to an LXC but I need it to persist...
  14. J

    Over provision ZFS SLOG?

    Hi, What is the official way to overprovision a SLOG for ZFS in proxmox? Can I just create a small partition with gpart and do zfs add <pool> log <partition>? Thanks!
  15. J

    Unable to start all LXC after reboot

    Hi guys, I recently made a network change so I had to reboot proxmox. Before rebooting all CTs were working perfectly and I had just spun up a new LXC right before reboot. Sep 25 09:42:57 proxmox systemd[1]: Starting PVE LXC Container: 101... Sep 25 09:42:58 proxmox lxc-start[4603]...
  16. J

    Pool constantly getting downgraded for unknown reasons

    Hi all, I have a couple of ZFS pools in my proxmox cluster but one of the pools has all drives constantly throwing errors and getting degraded then faulted. I have run full long SMART tests on all the drives multiple times and they all show up with 0 errors. Endurance use is also in the 2-3%...
  17. J

    One or more devices could not be used because the label is missing or invalid

    Hello, For some reason Proxmox seems to have lost 2 of the drives in my zpool even though they are currently there. I noticed that the drives might have had a letter shifted (the disks currently exist as /dev/sdk and /dev/sdl). # zpool status pool: HDD state: DEGRADED status: One or more...
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    ZFS encryption?

    I'm looking at the docs on ZOL and it seems a little dated? I've set up a new zpool via GUI and there was no option to add encryption. However, when running zpool get feature@encryption, the pool already has encryption=on. Does this mean there is already some sort of key encryption by default...
  19. J

    [SOLVED] Ceph create OSD on unused disk failed, disk marked as used now

    Tried to create OSD on unused disk, process failed with "can't open exclusively". Now disk is marked as used by "Device Mapper". fdisk -l lists 3 OSDs (2 successfully created + the failed one). Can't zap it to clear it.
  20. J

    Correct way to configure a cluster's network?

    Hi all, I have a bunch of public IPs and 3 HV servers running a hyper-converged Proxmox cluster. Current network config: eth0 = public internet facing traffic, eth1 = private storage network for Ceph traffic. Is it a good idea to bind the management traffic to a separate VLAN on the storage...