Proxmox Backup Server snapshots can yield corrupt metadata if taken while PBS is active. Plan snapshots to separate PBS maintenance from your VM backup windows. Export your config and keys off the datastore. Do not include PBS datastores in VM backup jobs. Run PBS on a dedicated host if possible to reduce snapshot risk.
Learn to diagnose Proxmox disk usage for your Home Assistant VMs. Get the exact commands you need, check the qemu-guest-agent, and know when Home Assistant OS cannot report filesystem stats. Use qm agent get-fsinfo and df -h to confirm.
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Set up GPU passthrough for Ubuntu 24.4 on Proxmox with clear, practical steps. Check IOMMU in BIOS, bind your AMD Radeon to vfio-pci, attach the PCI device to the VM, and install amdgpu in the guest. Use five checks to pinpoint issues.
Proxmox on Dell OptiPlex 3050: Use a 3050 Mini PC to run small VMs on NVMe with better single‑thread performance. You will adjust BIOS, configure LVM‑thin storage, set a bridged NIC, apply firewall rules, schedule backups and add simple automation.
I use Proxmox CLI GPU Passthrough every time I need raw GPU power inside a VM. This guide strips the noise and gives the commands and checks that actually matter. Read it top to bottom, then copy the commands into your shell. I assume a single Proxmox host running a recent Proxmox VE release and […]
Smart Lock Automation with Home Assistant keeps your door control local and secure. You get concise automation scenes, presence checks and door sensor safeguards you can copy. Learn testing steps, privacy settings and hardening tips to reduce remote unlock risk.
Modbus home automation guide. You will wire RS-485 correctly, map coils and registers, and assign unique slave IDs. You will test with a single node, check termination and parity, and log CRC errors. Use open-source masters to integrate your nodes and keep firmware simple.
Sophos XGS Firewall: optimise VoIP settings for reliable calls. Start by mapping your NAT, public IPs, VLANs, and ports. Lock firewall rules and allow only required SIP and RTP ranges. Mark media traffic for priority and set QoS with fixed bandwidth for voice. Test registrations, capture RTP and monitor latency, jitter and packet loss.
I get this question a lot. An institution hands me a spreadsheet of 200 MACs and IPs and asks for a quick way to push those as static IP-MAC reservation entries into a Sophos firewall. Manual clicking is boring and error prone. There are three practical routes: convert the sheet to a Sophos-compatible XML and […]
