fix(k8s_tagger) Removing k8s tagger warnings, as these have been causing false alarms and cost concerns (#1681)

Author: rnishtala-sumo

.changelog/1681.fixed.txt

@@ -0,0 +1 @@
+Remove unnecessary warnings from the k8s tagger

pkg/processor/k8sprocessor/kube/client.go

@@ -323,7 +323,7 @@ func (c *WatchClient) extractPodAttributes(pod *api_v1.Pod) map[string]string {
 
 	if c.Rules.NodeName {
 		if len(pod.Spec.NodeName) == 0 {
-			c.logger.Warn("missing Node name for Pod, cache may be out of sync", zap.String("pod", pod.Name))
+			c.logger.Debug("missing Node name for Pod, cache may be out of sync", zap.String("pod", pod.Name))
 		}
 		tags[c.Rules.Tags.NodeName] = pod.Spec.NodeName
 	}
@@ -345,7 +345,7 @@ func (c *WatchClient) extractPodAttributes(pod *api_v1.Pod) map[string]string {
 		cs := pod.Status.ContainerStatuses[0]
 		if c.Rules.ContainerID {
 			if len(cs.ContainerID) == 0 {
-				c.logger.Warn("missing container ID for Pod, cache may be out of sync", zap.String("pod", pod.Name), zap.String("container_name", cs.Name))
+				c.logger.Debug("missing container ID for Pod, cache may be out of sync", zap.String("pod", pod.Name), zap.String("container_name", cs.Name))
 			}
 			tags[c.Rules.Tags.ContainerID] = cs.ContainerID
 		}

pkg/processor/k8sprocessor/kube/owner.go

@@ -621,7 +621,7 @@ func (op *OwnerCache) GetOwners(pod *Pod) []*ObjectOwner {
 				}
 			}
 			// ownerReference may be empty
-			op.logger.Warn(
+			op.logger.Debug(
 				"missing owner data for Pod, cache may be out of sync",
 				zap.String("pod", pod.Name),
 				zap.String("owner_id", string(uid)),