Warn before a transfer when a disk backing the remote share is nearly full

Online is not writable: check_remote_disks confirmed each backing disk was mounted and healthy but never how full it was, and rsync answers a full destination by stalling rather than failing.
2026-08-23 10:15:54 -04:00
parent fd1ab58598
commit a392108562
2 changed files with 46 additions and 0 deletions
@@ -693,6 +693,9 @@
                                    # lowered from 23 on 2026-07-16 — daily maintenance jobs alone now
                                    # take ~4h; 19h cap leaves room for them to still run same-day
                                    # before the next 1am fire even if a share hits the cap
+    RSYNC_MIN_FREE_GB=50            # warn if any disk backing the remote share is under this
+                                    # (0 disables). Online is not writable: a full destination
+                                    # makes rsync stall rather than fail. Warns, never aborts.
    CRITICAL_CONTAINER_NAMES=()     # containers stopped on REMOTE before rsync — profiles override
    DELAYED_CONTAINERS=()           # containers needing delay before starting — profiles override
    CONTAINER_DELAY=5               # seconds before starting delayed containers