diff --git a/bin/nbtest b/bin/nbtest
index 3f1541e0..4ea88c90 100755
--- a/bin/nbtest
+++ b/bin/nbtest
@@ -23,4 +23,10 @@ $SCRIPT_DIR/../.venv/bin/nbtest $*
 curl 'localhost:9200/_search?q=*'
 echo
 echo
-curl 'localhost:9200/_ml/trained_models/_stats'
\ No newline at end of file
+curl 'localhost:9200/_ml/trained_models/_stats'
+echo
+echo
+df -h
+curl -XPOST 'localhost:9200/_flush'
+df -h
+echo