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Dear community, in every post discussing full Proxmox host backups (here or in Reddit), I suggest REAR, and there are always many responses to mine asking for more information about it. So, today I'm writing this short tutorial on how to install and configure REAR on Proxmox and perform full...

Hello community, I have an Intel X710-T4 card used mainly with OPNSense. I setup the OPNSense machine with VirtIO Paravirtualized network devices, so that the VM has 3 interfaces: GREEN, BLU and RED. The other port (PCI 01:00.0) is used for Proxmox management. 01:00.0 Ethernet controller: Intel...

Hello community, I moved the Proxmox management port to a 10Gb card. Proxmox/Debian detects the supported speed at 10000baseT/Full, but Speed is setup as 1000Mb/s. How can I change such speed and take advantage of the full 10Gb speed? # ethtool mgmt0 Settings for mgmt0: Supported ports...

Dear community, I'm facing an issue on backup 2 LXC where I hosted AdGuard Home. This is the error I have: INFO: starting new backup job: vzdump 202 --notification-mode auto --remove 0 --mode snapshot --node myhostname --compress 0 --storage local --notes-template '{{guestname}}' INFO...

Dear community, could someone please explain such RAM beahviour? From GUI I can see: While from CLI: # free -h total used free shared buff/cache available Mem: 125Gi 97Gi 3.5Gi 51Mi 25Gi 28Gi Swap: 39Gi...

Hello community, I'm changing my home server hardware where Proxmox OS runs in a single 2TB nvme disk together with the VMs. My new MoBo will be MAG B660M MORTAR MAX WIFI DDR4. It supports 2x m.2 nvme disks. I have another 2TB nvme disk and I'm thinking to re-install Proxmox using both in...

Hello community, I just installed an intel network card into my proxmox server: X710-T4. I updated card firmware to the latest one proovided by Intel website: v9.40, not it's time to check the driver, from the proxmox CLI I can see: # modinfo i40e | grep ver filename...

Hello community, currently I have a test (and working) bridge on proxmox configured with 2 physical interfaces, all of them are 1Gb. One connection goes to my primary PC, other one to 1Gb multi ports switch to allow communication with the rest of the network. I'm planning to upgrade my 4x1Gb...

Hello community, I need to passthrough my intel GPU (onboard UHD Graphics 630), but I got the error: No IOMMU detected, please activate it.See Documentation for further information. And when I try to start the VM: TASK ERROR: cannot prepare PCI pass-through, IOMMU not present # lspci 00:02.0...

Hello community, today I added a 1T nmve disk to my proxmox home server. # parted /dev/nvme0n1 mklabel gpt # parted -a opt /dev/nvme0n1 mkpart primary ext4 0% 100% # lsblk nvme0n1 259:0 0 1000G 0 disk └─nvme0n1p1 259:2 0 1000G 0 part # mkfs.ext4 -L nvme...

Hello community, I'm just checked the ram usage from GUI and OS, and I can see something not clear to me. GUI shown a critical ram usage value: While the OS shown different ram usage (htop): So, is it a situation where I have to worry about? Which source should I believe? Thank you Lucas

Dear community, I'm in trouble with mounting NFS share, previously it worked fine. From CLI I got: # mount -v -t nfs 192.168.10.6:/mnt/tank/backup_vm_proxmox /mnt mount.nfs: timeout set for Mon May 16 08:04:22 2022 mount.nfs: trying text-based options...

Hello community, I moved 2 disks from below VM from local-zfs to local and now I'm not able to take snapshot anymore, proxmox gives me: The current guest configuration does not support taking new snapshots I moved other VMs disk from local-zfs to local and I'm able to take snapshot without...

Good morning, is it possible to restore snapshot taken from a VM to other VM? This is my situation: zfs list -t snapshot NAME USED AVAIL REFER MOUNTPOINT rpool/data/vm-170-disk-0@SNAP_OK 1.64G - 19.6G -...

Hello, I'm trying to replace fauty Proxmox ZFS boot disk (they are in RAID1 so proxmox boot without problem from other disk). The commands I did are the following (after replace the disk): # sgdisk --replicate=/dev/sdb /dev/sda # sgdisk --randomize-guids /dev/sdb # grub-install /dev/sdb But...

Hello community, is there any reason because I cannot add a disk to VM due to out of space (while I have enough space on device)? I created a ZFS pool and it's healthy: pool: tankone state: ONLINE scan: none requested config: NAME STATE...

Hello community, I'm a new Proxmox user and I'm experimenting in a test environment (an old PC :) ), all is fine till now but I have a problem with VM vzdump backup. I installed FreeNAS/TrueNAS and directly attached 4 4TB disks for the storage. When I try to make backup, it dumps all the disks...