probe: fast report stamps last-seen; snapshot TTL 900ms (V2.0.3)

2026-10-23 18:38:56 +08:00
parent d4d259fa58
commit db6f666ff7
3 changed files with 32 additions and 14 deletions
@@ -29,9 +29,11 @@ import (
 // 150 s absorbs one lost beat plus jitter.
 const ProbeOnlineThresholdMs = 150_000

-// ProbeSnapshotTTL mirrors the hub's 1900 ms frame reuse: just under
-// the 2 s push interval, so a frame is built at most once per tick.
-const ProbeSnapshotTTL = 1900 * time.Millisecond
+// ProbeSnapshotTTL mirrors the hub's frame reuse, shortened in
+// V2.0.3 from the hub's 1900 ms: just under the fastest (1 s) push
+// cadence, so a 1 s stream still gets a fresh frame every tick
+// instead of repeating the previous one half the time.
+const ProbeSnapshotTTL = 900 * time.Millisecond

 // ---- public-surface settings (main settings KV, hub key names) ----