Set root capability only when user not set it

Signed-off-by: leona.hou <[email protected]>

Author: leona.hou

pkg/scheduler/plugins/capacity/capacity.go

@@ -598,7 +598,9 @@ func (cp *capacityPlugin) buildHierarchicalQueueAttrs(ssn *framework.Session) bo
 
 	// init root queue realCapability/capability/deserved as cp.totalResource
 	rootQueueAttr := cp.queueOpts[api.QueueID(cp.rootQueue)]
-	rootQueueAttr.capability = cp.totalResource
+	if rootQueueAttr.capability == nil || rootQueueAttr.capability.IsEmpty() {
+		rootQueueAttr.capability = cp.totalResource
+	}
 	rootQueueAttr.realCapability = cp.totalResource
 	rootQueueAttr.deserved = cp.totalResource
 	// Check the hierarchical structure of queues