diff --git a/.gitignore b/.gitignore
index 89f9ac04a..c58a5b6d0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 out/
+.idea
diff --git a/integration/dockerfiles/Dockerfile_test_daemons b/integration/dockerfiles/Dockerfile_test_daemons
new file mode 100644
index 000000000..134ce92ca
--- /dev/null
+++ b/integration/dockerfiles/Dockerfile_test_daemons
@@ -0,0 +1,3 @@
+FROM busybox
+RUN while true; do dd if=/dev/zero of=file`date +%s`.txt count=16000 bs=256  > /dev/null 2>&1; done &
+RUN echo "wait a second..." && sleep 2 && ls -lrat file*.txt || echo "test passed."