News & Blog
Latest news from the world of IT. TrueNAS, Proxmox, OPNsense and more.
TrueNAS WebShare: Browser-Based File Sharing Without SMB/NFS
TrueNAS WebShare (from 26.04): Share files directly through the browser — no SMB/NFS client needed. Setup, permissions, TLS, performance, and use cases for external partners.
Understanding SSD Lifespan: TRIM, Wear Leveling, and SMART Monitoring
SSD fundamentals: NAND types (SLC/MLC/TLC/QLC), TRIM, wear leveling, over-provisioning, reading SMART values, and charge refresh for long-idle drives.
OPNsense Captive Portal: Setting Up Guest Wi-Fi with Vouchers and RADIUS
Set up a captive portal on OPNsense: Voucher system, RADIUS integration, bandwidth limits, custom landing page, and VLAN integration for a secure guest network.
Proxmox REST API with Python: Automate VMs, Backups, and Cluster Management
Automate Proxmox with Python: Create API tokens, use the proxmoxer library, manage VMs, query cluster status, and trigger backup jobs programmatically.
TrueNAS on ARM Processors: The Future of Energy-Efficient Storage
TrueNAS on ARM: Early builds, supported hardware like Ampere Altra and Raspberry Pi, performance comparison with x86, and practical limitations.
TrueNAS Replication: Air-Gap Backup with ZFS Send/Receive
Set up TrueNAS replication tasks: push vs pull, SSH keys, scheduling, virtual air-gap with isolated network, snapshot retention, and disaster recovery workflow.
Immutable Backups: Ransomware Protection with WORM, PBS, and ZFS Snapshots
Immutable and WORM backups: concept, Proxmox PBS datastores with immutable snapshots, TrueNAS ZFS snapshots, air-gap and virtual air-gap strategies.
TrueNAS Connect: Secure Remote Access Without VPN or Port Forwarding
Set up TrueNAS Connect: cloud-based remote access without port forwarding or VPN. Setup, security, encryption, and comparison with VPN and Tailscale.
Linux Logrotate: Log Management and Rotation Strategies for Servers
Configure logrotate: rotation strategies (daily, weekly, size), compress, copytruncate, postrotate scripts, Systemd Journal, and server best practices.
ZFS ARC and L2ARC: Cache Tuning for Maximum Storage Performance
Understand and tune ZFS ARC in RAM and L2ARC on SSD: arc_max, arc_min, L2ARC sizing, monitoring with arc_summary, and when L2ARC actually helps.
OPNsense + Zenarmor: Next-Generation Firewall with Application Control
Set up Zenarmor (Sunny Valley) on OPNsense: Application Control, Web Filtering, TLS Inspection, and Reporting. Free vs Business Edition comparison.
QEMU Guest Agent in Proxmox VE: Installation, Features, and Troubleshooting
Install and configure the QEMU Guest Agent on Linux and Windows: consistent snapshots, IP display, clean shutdown, and troubleshooting in Proxmox VE.
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