https://blog.gntech.me/tags/proxmox/ Recent content in Proxmox on GnTech Blog Hugo en-us Thu, 18 Jun 2026 14:30:00 -0400 https://blog.gntech.me/posts/2026-06-18-linux-tcp-bbr-congestion-control-proxmox-docker-lxc/ Thu, 18 Jun 2026 14:30:00 -0400 https://blog.gntech.me/posts/2026-06-18-linux-tcp-bbr-congestion-control-proxmox-docker-lxc/ Step-by-step guide to enabling TCP BBR congestion control on Linux for Proxmox hosts, Docker containers, and LXC. Includes sysctl tuning, kernel module loading, iperf3 benchmarks, and practical performance gains for homelab and remote streaming. https://blog.gntech.me/posts/2026-06-16-proxmox-firewall-security-hardening/ Tue, 16 Jun 2026 17:00:00 -0400 https://blog.gntech.me/posts/2026-06-16-proxmox-firewall-security-hardening/ Harden Proxmox VE with datacenter-level firewall rules, dynamic IPSets for trusted management networks, fail2ban protection, and cluster-wide security policies. https://blog.gntech.me/posts/2026-06-15-proxmox-api-tokens-rbac-secure-automation/ Mon, 15 Jun 2026 17:00:00 -0400 https://blog.gntech.me/posts/2026-06-15-proxmox-api-tokens-rbac-secure-automation/ Set up Proxmox API tokens with role-based permissions for secure automation, Terraform, Ansible, and third-party tool access without sharing root credentials. https://blog.gntech.me/posts/2026-06-15-samba-file-server-proxmox-lxc-zfs/ Mon, 15 Jun 2026 14:30:00 -0400 https://blog.gntech.me/posts/2026-06-15-samba-file-server-proxmox-lxc-zfs/ Build a lightweight, high-performance Samba NAS inside a Proxmox LXC with direct ZFS dataset passthrough. Covers privileged LXC setup, UID mapping, performance tuning, and backup integration. https://blog.gntech.me/posts/2026-06-15-opnsense-virtual-firewall-proxmox-homelab/ Mon, 15 Jun 2026 14:00:00 -0400 https://blog.gntech.me/posts/2026-06-15-opnsense-virtual-firewall-proxmox-homelab/ Deploy OPNsense as a virtual firewall in Proxmox for full network segmentation, VLAN routing, IDS/IPS with Suricata, and WireGuard VPN — real configs included. https://blog.gntech.me/posts/2026-06-15-proxmox-zfs-snapshot-replication-backup/ Mon, 15 Jun 2026 07:00:00 -0400 https://blog.gntech.me/posts/2026-06-15-proxmox-zfs-snapshot-replication-backup/ Automate Proxmox VM backups with ZFS snapshot replication using zfs send/recv, sanoid, and syncoid. Real scripts, cron schedules, and disaster recovery walkthrough. https://blog.gntech.me/posts/2026-06-12-proxmox-vm-disk-performance-benchmark/ Fri, 12 Jun 2026 16:30:00 -0400 https://blog.gntech.me/posts/2026-06-12-proxmox-vm-disk-performance-benchmark/ Benchmark and tune Proxmox VM disk performance. Compare VirtIO-blk vs VirtIO-SCSI single controllers, IO threads, aio modes, and cache settings with fio benchmark results. https://blog.gntech.me/posts/2026-06-09-proxmox-datacenter-manager-1-1-automated-install-ceph-monitoring/ Tue, 09 Jun 2026 14:30:00 -0400 https://blog.gntech.me/posts/2026-06-09-proxmox-datacenter-manager-1-1-automated-install-ceph-monitoring/ Proxmox Datacenter Manager 1.1 adds automated answer-file installations, centralized Ceph monitoring, and subscription management. A practical guide to PDM for your homelab. https://blog.gntech.me/posts/2026-06-09-proxmox-ve-cluster-high-availability-homelab/ Tue, 09 Jun 2026 14:30:00 -0400 https://blog.gntech.me/posts/2026-06-09-proxmox-ve-cluster-high-availability-homelab/ Build a Proxmox VE cluster with live migration and HA failover. Covers corosync, quorum, 2-node QDevice setup, HA groups, and fencing for homelab high availability. https://blog.gntech.me/posts/2026-06-09-home-assistant-docker-deployment-proxmox/ Tue, 09 Jun 2026 07:00:00 -0400 https://blog.gntech.me/posts/2026-06-09-home-assistant-docker-deployment-proxmox/ Deploy Home Assistant Core with Docker Compose on Proxmox for complete local smart home automation. Covers Zigbee2MQTT, USB passthrough, Traefik reverse proxy, and backup strategy. https://blog.gntech.me/posts/2026-06-07-linux-bridge-networking-debugging-docker-proxmox/ Sun, 07 Jun 2026 17:00:00 -0400 https://blog.gntech.me/posts/2026-06-07-linux-bridge-networking-debugging-docker-proxmox/ Debug Docker and Proxmox bridge networks with tcpdump, brctl, and bridge fdb. Fix container connectivity, VLAN tagging, and MAC learning issues in your homelab. https://blog.gntech.me/posts/2026-06-06-proxmox-intel-igpu-passthrough-jellyfin/ Sat, 06 Jun 2026 16:00:00 -0400 https://blog.gntech.me/posts/2026-06-06-proxmox-intel-igpu-passthrough-jellyfin/ Step-by-step Intel QuickSync GPU passthrough on Proxmox for Jellyfin hardware transcoding. Covers IOMMU, vfio-pci binding, VM configuration, and Docker setup. https://blog.gntech.me/posts/2026-06-04-btrfs-vs-zfs-homelab-storage/ Thu, 04 Jun 2026 14:30:00 -0400 https://blog.gntech.me/posts/2026-06-04-btrfs-vs-zfs-homelab-storage/ Compare Btrfs vs ZFS for homelab storage on Proxmox and Docker. Performance, features, memory use, snapshots, and practical recommendations for choosing your filesystem. https://blog.gntech.me/posts/2026-05-31-proxmox-vm-disk-performance-optimization/ Sun, 31 May 2026 07:30:00 -0400 https://blog.gntech.me/posts/2026-05-31-proxmox-vm-disk-performance-optimization/ Optimize Proxmox VM disk performance with virtio-blk vs virtio-scsi, iothread pinning, cache mode selection, and async IO tuning for ZFS and NVMe storage. Real configuration examples included. https://blog.gntech.me/posts/2026-05-29-proxmox-datacenter-manager-1-1/ Fri, 29 May 2026 17:00:00 -0400 https://blog.gntech.me/posts/2026-05-29-proxmox-datacenter-manager-1-1/ Deploy and configure Proxmox Datacenter Manager 1.1 for centralized multi-cluster management across sites. Automated installations, Ceph monitoring, subscription management, and world map visualization guide. https://blog.gntech.me/posts/2026-05-28-proxmox-backup-server-setup/ Thu, 28 May 2026 00:00:00 +0000 https://blog.gntech.me/posts/2026-05-28-proxmox-backup-server-setup/ Complete guide to deploying Proxmox Backup Server (PBS) in a homelab: LXC or VM installation, datastore configuration, backup schedules, GFS retention, encryption, remote sync, and disaster recovery testing. https://blog.gntech.me/posts/2026-05-27-proxmox-terraform-gitops-iac/ Wed, 27 May 2026 14:30:00 -0400 https://blog.gntech.me/posts/2026-05-27-proxmox-terraform-gitops-iac/ Automate Proxmox LXC and VM provisioning with Terraform/OpenTofu and GitOps — declarative config, remote state, and CI/CD pipelines for homelab infrastructure. https://blog.gntech.me/posts/2026-05-26-zfs-pool-design-proxmox-homelab/ Tue, 26 May 2026 11:00:00 +0000 https://blog.gntech.me/posts/2026-05-26-zfs-pool-design-proxmox-homelab/ Design a ZFS pool for your Proxmox homelab — choose mirrors vs RAID-Z, set ashift correctly, tune recordsize and volblocksize, size the ARC, and add SLOG or L2ARC for better performance. https://blog.gntech.me/posts/2026-05-25-nfs-storage-homelab-proxmox-docker/ Mon, 25 May 2026 12:00:00 -0400 https://blog.gntech.me/posts/2026-05-25-nfs-storage-homelab-proxmox-docker/ Deploy centralized NFS shared storage in your homelab — from server setup on Ubuntu/Debian to Proxmox NFS storage, Docker volume mounts, LXC bind mounts, and performance tuning for 1GbE and 10GbE networks. https://blog.gntech.me/posts/2026-05-25-wireguard-vpn-proxmox-lxc/ Mon, 25 May 2026 07:00:00 -0400 https://blog.gntech.me/posts/2026-05-25-wireguard-vpn-proxmox-lxc/ Complete step-by-step guide to deploying WireGuard VPN in a Proxmox LXC container — lightweight setup with persistent config, client management, firewall rules, and routing for secure homelab remote access.