Deduplicated Backups v6.6.0

Bug Fixes​

Disaster Recovery Console Downloads Fixed

• Fixed an issue where backup downloads from the Disaster Recovery Console would hang indefinitely and never start
• Downloads now work reliably, even while background sync operations are running
• Multiple downloads can now run simultaneously without blocking each other

Desktop UI Improvement

• Fixed the header layout on desktop where the logout button was overlapping the sync status indicator
• The header now displays correctly on all screen sizes

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Performance Improvements​

Cleaner System Logs

• Reduced unnecessary log messages from automated security scanning and failed login attempts
• System logs are now cleaner and easier to read, showing only important information
• This makes it easier to troubleshoot issues when they occur

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Spoiler: Technical Details (For System Administrators)

• Native sync mode now properly isolates cache directories to prevent lock conflicts
• SFTP brute-force attempt logging reduced from ERROR/WARN to DEBUG level
• Download streaming now uses direct response writer instead of SSE-style streaming
• Removed stacktrace output for expected client disconnection errors

Changelog - December 2024​

Sync​

• Native sync mode added and set as default
• Parallel transfers for faster sync on large repos
• Manual sync trigger button in DRC
• Remote retention cleanup (7 days) enabled by default
• Fixed lock timeouts and race conditions
• I/O throttling to reduce server load

Performance​

• DRC cache extended to 24 hours
• Progressive archive loading (loads in batches as needed)
• Removed periodic cache cleanup that caused I/O spikes
• Increased timeouts for large repositories
• Fixed out-of-memory on repos with many archives

Discord Notifications​

• Fixed "New Data" showing wrong size for deduplicated backups
• Archive size now included in sync notifications
• Fixed 0 bytes display issue

Mobile UI​

• Header layout fixed (logo left, title center, logout right)
• Stat cards display horizontally
• Cards use full screen width
• Pagination stays in one row
• Added per-page selector
• Fixed iOS input zoom
• Modals sized correctly

Installer​

• Preserves existing config during upgrades
• Added config editor option

• Added manual sync button to DRC
• Added parallel rsync (4 concurrent streams by default)
• Added rsync_concurrency config option
• Added config value preservation during upgrades
• Fixed sync timeout issues on large repositories
• Fixed SSH connection stability for long syncs
• Updated Kopia commands with I/O throttling
• Updated SSH keepalive settings for reliability

• Updated standalone version of Autobackups to fix crontab bug
• Fixed remote sync discord log bug. It now sends proper server uuid
• Improved DRC backup list fetching and refresh

• Added refresh button to DRC
• Bug fixes for both regular and S3 backups when syncing to remote.

- Removed old export function, replaced with rsync

Updated AutoBackups Addon to fix stats page

• Added config updater in script
• Automatic Config Migration
• Stale worker threshold is now configurable in config.yml
• Added S3 deduplicated backups support for both remote only, and local + remote mode.

Fixed: autobackups permission issue, and made storage savings clearer
Fixed: added extra checks against stale locks, and retry capabilities