Why re-zip the entire maintenance history every day? Use incremental backups. Tools like rsync or borgbackup only zip changed records. For BHL systems, export only new records since the last maintenance zip, then create a separate "delta" zip. Label clearly: bhl_maintenance_base.zip + bhl_maintenance_delta_2025-10-16.zip.
An OCR error is fixed in item_12345, page 42.
Old tool: re‑zips whole item.
Better tool: bhl2maintenancezip better
find /backups -name "bhl_*.tar.zst" -mtime +7 -delete Why re-zip the entire maintenance history every day
Maintenance zips often contain sensitive equipment configurations or safety inspection data. "Better" means encrypted. find /backups -name "bhl_*