Limit backup bandwidth for VPN and remote links #51

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opened 2026-05-21 16:29:05 +02:00 by parkel · 0 comments
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Backups can saturate constrained network paths such as Tailscale/VPN links during large initial rsync runs. This can make other infrastructure, including Proxmox and SSH access, slow or unreachable while the backup is active.

Goal:

  • Add a clear bandwidth limit option for rsync backups.
  • Support a global default and preferably a per-host override.
  • Surface the effective limit in the UI/run detail so it is obvious what a run used.
  • Document recommended values for VPN/remote backups.

Notes:

  • rsync supports this through --bwlimit=KBPS.
  • This does not need to block 1.2 if larger UI work takes priority, but it is a useful operational safety feature before more production use.
Backups can saturate constrained network paths such as Tailscale/VPN links during large initial rsync runs. This can make other infrastructure, including Proxmox and SSH access, slow or unreachable while the backup is active. Goal: - Add a clear bandwidth limit option for rsync backups. - Support a global default and preferably a per-host override. - Surface the effective limit in the UI/run detail so it is obvious what a run used. - Document recommended values for VPN/remote backups. Notes: - rsync supports this through `--bwlimit=KBPS`. - This does not need to block 1.2 if larger UI work takes priority, but it is a useful operational safety feature before more production use.
parkel added this to the 1.2 milestone 2026-05-21 16:29:05 +02:00
parkel referenced this issue from a commit 2026-05-23 01:02:05 +02:00
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