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@michabbb@social.vivaldi.net
2025-12-04 23:31:47

🌐 #Tailscale VPN integration with pre-auth key support & custom server options
πŸ’Ύ Automated #rsync backups over SSH with cron scheduling & ntfy/Discord notifications
πŸ”§ Kernel hardening via sysctl, swap file setup & Lynis/debsecan security audits
πŸ“‹ Idempotent, produ…

@michabbb@social.vivaldi.net
2026-01-14 15:43:10

πŸ“¦ Efficient file syncing for massive datasets? Forget classic rsync!
⚑ #BLAKE3 hashes instead of timestamps – hash 70GB in just ~20 seconds thanks to multithreading across all CPU cores
#DevOps #Linux

@michabbb@social.vivaldi.net
2026-01-14 16:48:42

@…
Exactly right about the idle server scenario! But here's the part I find most elegant about this approach:
The target server computes absolutely nothing.
With classic rsync --checksum, both source AND target need to calculate checksums for every file. That means:
- Double the CPU load (both machines working)
- Double the …