News & Blog
Latest news from the world of IT. TrueNAS, Proxmox, OPNsense and more.
restic REST-Server as a Central Backup Target
restic REST-Server in TLS mode with append-only repositories: multi-client backups, storage planning, dedup ratios and key management for SMBs.
Proxmox GPU Passthrough on Mid-Range Servers: Which Cards Are Worth It?
Proxmox GPU passthrough in 2026 for SMB: NVIDIA L4, L40S, AMD Instinct and used Tesla T4 compared. IOMMU, vfio-pci, AI inference and vGPU setup.
Joining TrueNAS to Active Directory: SMB Shares with AD Permissions
Integrate TrueNAS SCALE 24.10 with Active Directory -- get DNS, Kerberos, idmap and SMB ACLs right. Practical guide with troubleshooting.
fail2ban Jail Templates for Typical SMB Servers
Production-ready fail2ban jails for SSH, Postfix, Dovecot, Nextcloud, Vaultwarden and Authentik. Includes recidive configuration and Cloudflare integration.
OPNsense Zenarmor: Layer 7 Blocking in Practice
Zenarmor on OPNsense blocks TikTok, Instagram and others even when users rely on DNS-over-HTTPS or VPN tunnels. Practical guide to L7 policies and licensing.
Proxmox 3-Node Cluster Without Shared Storage: ZFS Replication Instead
Proxmox HA cluster without Ceph or SAN: How ZFS replication, QDevice quorum and local storage enable a cost-effective 3-node cluster for SMB.
TrueNAS Snapshot Schedules: 5 Best Practices
Plan TrueNAS snapshot schedules right: GFS retention, recursive snapshots, naming, replication and holds for ZFS backup in production SMB environments.
Grafana, Prometheus and Loki: Self-Hosted Monitoring Stack
Complete observability stack with Grafana, Prometheus and Loki on a single VM. Docker Compose, scrape config, log aggregation and storage sizing for 30-day retention.
Ceph vs. ZFS: When to Pick Which for SMBs
Ceph vs. ZFS for SMBs: a decision matrix for Proxmox clusters, hardware requirements, operational complexity, and when a 3-node Ceph cluster actually makes sense.
OPNsense DynDNS via Cloudflare API: Automating Dynamic Public IPs
OPNsense DynDNS with Cloudflare API: os-ddclient plugin, scoped API token, multi-WAN handling, low TTL and fast DNS propagation for SMB networks.
PBS Sync Jobs: Offsite Backup to a Second Proxmox Backup Server
Set up PBS sync jobs: offsite backup between two Proxmox Backup Servers with API token, encryption pass-through, bandwidth limit and group filter.
TrueNAS SMART Monitoring in Grafana: Disk Health on a Dashboard
Export SMART data from TrueNAS via Prometheus and visualize it in Grafana: reallocated sectors, pending sectors, temperature, and pre-fail alerts.
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