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General Proxmox VM setup

Guide to create and manage a VM. Includes optimal Proxmox settings, network configuration and backup setup. Docs: config files,

VM creation

ref - Upload OS ISO image, use net install version - For UEFI host: - Machine: q35 - BIOS: OVMF - EFI Storage: local-lvm - SCSI controller: VirtIO SCSI single - Disk (host SSD) - Check node's lvm-thin pool for total available disk - SSD emulation - Discard (if storage supports thin provisioning and zeroing of unused space: ZFS, Ceph, thin LVM) - CPU - type: host - max cores = host cores - 1 - OS installation - Use ext4, no lvm, all files in 1 partition ref

Reference links: - Display devices - BIOS - Storage

Maintenance: - Resize disks

pfSense config

  • Record the MAC address from Proxmox, Hardware >> Network Device
  • Create a static DHCP lease in pfSense
  • Go to Services >> DHCP Server >> PVE# >> DHCP Static Mappings
  • Add a DNS record
  • Update unbound.conf
  • Go to Services >> DNS Resolver >> Custom options, paste in config

Backups

  • VM >> Backup >> Backup now
  • Datacenter >> Backup >> Add / Edit