diff --git a/flink-end-to-end-tests/test-scripts/test-runner-common.sh b/flink-end-to-end-tests/test-scripts/test-runner-common.sh
index c0614c1fa36..e557734a4c8 100644
--- a/flink-end-to-end-tests/test-scripts/test-runner-common.sh
+++ b/flink-end-to-end-tests/test-scripts/test-runner-common.sh
@@ -109,7 +109,10 @@ function log_environment_info {
     jps
 
     echo "Disk information"
-    df -hH
+    df -h
+
+    echo "##[group]Top 15 biggest directories in terms of used disk space"
+    du -a . | sort -n -r | head -n 15
 
     if sudo -n true 2>/dev/null; then
       echo "Allocated ports"
diff --git a/tools/ci/controller_utils.sh b/tools/ci/controller_utils.sh
index 8700379a9e9..810be4d77b9 100644
--- a/tools/ci/controller_utils.sh
+++ b/tools/ci/controller_utils.sh
@@ -25,7 +25,7 @@ print_system_info() {
     cat /proc/meminfo
 
     echo "Disk information"
-    df -hH
+    df -h
 
     echo "Running build as"
     whoami