adjust timeouts and messages getting error retrieving serial console

spread/openstack.go

@@ -433,7 +433,7 @@ func (p *openstackProvider) getSerialConsoleOutput(s *openstackServer) (string,
 	for {
 		err := p.osClient.SendRequest("POST", "compute", "v2", url, &requestData)
 		if err != nil {
-			return "", fmt.Errorf("failed to retrieve the serial console for server %s: %s", s.d.Id, err)
+			debugf("failed to retrieve the serial console for server %s: %s", s.d.Id, err)
 		}
 		if len(resp.Output) > 0 {
 			return resp.Output, nil
@@ -449,7 +449,7 @@ func (p *openstackProvider) getSerialConsoleOutput(s *openstackServer) (string,
 }
 
 func (p *openstackProvider) waitServerCompleteSetupSerial(s *openstackServer) error {
-	timeout := time.After(2 * time.Minute)
+	timeout := time.After(3 * time.Minute)
 	relog := time.NewTicker(60 * time.Second)
 	defer relog.Stop()
 	retry := time.NewTicker(5 * time.Second)