X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/61b45d1413d21a4f6a0fd6449680f0d03eac1d88..e44725a3792df227f189f88ffb2cd1dbf0e93489:/lib/dispatchcloud/container/queue.go

diff --git a/lib/dispatchcloud/container/queue.go b/lib/dispatchcloud/container/queue.go
index 193c3bb200..77752013e8 100644
--- a/lib/dispatchcloud/container/queue.go
+++ b/lib/dispatchcloud/container/queue.go
@@ -435,6 +435,13 @@ func (cq *Queue) poll() (map[string]*arvados.Container, error) {
 	}
 	apply(avail)
 
+	// Check for containers that we already know about but weren't
+	// returned by any of the above queries, and fetch them
+	// explicitly by UUID. If they're in a final state we can drop
+	// them, but otherwise we need to apply updates, e.g.,
+	//
+	// - Queued container priority has been reduced
+	// - Locked container has been requeued with lower priority
 	missing := map[string]bool{}
 	cq.mtx.Lock()
 	for uuid, ent := range cq.current {