#proxmox-backup-server
Every post tagged proxmox-backup-server.
Blog posts
How to Install the Proxmox Backup Client on Any Linux Machine (Back Up Non-Proxmox Servers to Your PBS Datastore)
Already run Proxmox Backup Server for your VMs? Here's how to point any Debian or Ubuntu machine - even one with no Proxmox VE on it at all - at the same PBS datastore using the standalone backup client.
How to Fix Common Backup Job Failures in Proxmox VE (vzdump and PBS Error Messages Explained)
Your Proxmox backup job just failed and the task log is a wall of red text. Here's what messages like "could not activate storage," "err -5," and "No space left on device" actually mean, and how to fix each one.
vzdump vs Proxmox Backup Server: Which Backup Method Should You Use in Proxmox VE?
vzdump ships free with every Proxmox VE install, but Proxmox Backup Server adds deduplication and integrity checks on top. Here's a practical, no-hype comparison to help you pick the backup method that actually fits your setup.
How to Organize Proxmox Backup Server with Datastore Namespaces
A practical guide to Proxmox Backup Server namespaces: how the hierarchy works, creating and delegating them, routing Proxmox VE backup jobs into the right namespace, and scoping prune and sync jobs to a specific branch of a datastore.
How to Set Up Verify Jobs in Proxmox Backup Server (Automated Backup Integrity Checks)
Configure Verify Jobs in Proxmox Backup Server to periodically re-checksum stored chunks and catch silent data corruption before you need to restore, and understand how verification differs from pruning and garbage collection.
How to Set Up Tape Backup in Proxmox Backup Server (LTO Drives and Media Pools)
Configure LTO tape drives, media pools, and encryption in Proxmox Backup Server for offline, ransomware-resistant, offsite archival — from hardware passthrough to your first tape restore.
How to Configure Prune and Garbage Collection Jobs in Proxmox Backup Server
Set up retention policies with keep-last, keep-daily, and the other prune options in Proxmox Backup Server, understand how garbage collection actually reclaims disk space, and schedule both correctly.
How to Set Up Sync Jobs Between Two Proxmox Backup Servers for Offsite Backup Replication
Configure Remotes and Sync Jobs to replicate a Proxmox Backup Server datastore to a second, offsite PBS instance — pull vs push direction, required permissions, group and namespace filtering, bandwidth throttling, encrypted-backup handling, and verifying the offsite copy actually restores.
How to Encrypt Proxmox VE Backups: Client-Side Encryption with Proxmox Backup Server
Turn on client-side AES-256 encryption for Proxmox Backup Server, set up a master key and paperkey for disaster recovery, and avoid the mistakes that make encrypted backups permanently unreadable.
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