diff --git a/show-db-size.sh b/show-db-size.sh
new file mode 100755
index 00000000..34749e74
--- /dev/null
+++ b/show-db-size.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+find /var/lib/docker/volumes/ -maxdepth 1 -type d -name 'rpc_*' -exec du -sh {} \; | sort -rh