Tweaks

plane/src/database/backend.rs

@@ -457,7 +457,7 @@ impl<'a> BackendDatabase<'a> {
             update backend
             set
                 last_keepalive = now()
-            where id = $1
+            where id = $1 and last_status != 'terminated'
             "#,
             backend_id.to_string(),
         )

plane/src/drone/runtime/docker/metrics.rs

@@ -6,7 +6,7 @@ use std::sync::{Arc, Mutex};
 use tokio::time::{Duration, Instant};
 use tokio_stream::StreamExt;
 
-const METRICS_INTERVAL: Duration = Duration::from_secs(5);
+const METRICS_INTERVAL: Duration = Duration::from_secs(10);
 
 fn stream_metrics(
     docker: &Docker,

plane/src/heartbeat_consts.rs

@@ -15,7 +15,7 @@
 use std::time::Duration;
 
 /// How often the drone should emit a heartbeat.
-pub const HEARTBEAT_INTERVAL: Duration = Duration::from_secs(5);
+pub const HEARTBEAT_INTERVAL: Duration = Duration::from_secs(7);
 
 /// If we have not heard from a drone in this many seconds,
 /// we will consider it unhealthy. This means that we will