diff --git a/tests/scripts/ci_e2e_4am.sh b/tests/scripts/ci_e2e_4am.sh
index 82a1751903..2aeabe6b74 100755
--- a/tests/scripts/ci_e2e_4am.sh
+++ b/tests/scripts/ci_e2e_4am.sh
@@ -102,12 +102,12 @@ else
                                      --html=${CI_LOG_PATH}/report_bulk_insert.html --self-contained-html
 fi
 
-# Run concurrent test with 10 processes
-if [[ -n "${TEST_TIMEOUT:-}" ]]; then
+# # Run concurrent test with 5 processes
+# if [[ -n "${TEST_TIMEOUT:-}" ]]; then
 
-  timeout  "${TEST_TIMEOUT}" pytest testcases/test_concurrent.py --host ${MILVUS_SERVICE_NAME} --port ${MILVUS_SERVICE_PORT} --count 5 -n 5 \
-                                     --html=${CI_LOG_PATH}/report_concurrent.html  --self-contained-html
-else
-  pytest testcases/test_concurrent.py --host ${MILVUS_SERVICE_NAME} --port ${MILVUS_SERVICE_PORT} --count 5 -n 5 \
-                                     --html=${CI_LOG_PATH}/report_concurrent.html --self-contained-html
-fi
+#   timeout  "${TEST_TIMEOUT}" pytest testcases/test_concurrent.py --host ${MILVUS_SERVICE_NAME} --port ${MILVUS_SERVICE_PORT} --count 5 -n 5 \
+#                                      --html=${CI_LOG_PATH}/report_concurrent.html  --self-contained-html
+# else
+#   pytest testcases/test_concurrent.py --host ${MILVUS_SERVICE_NAME} --port ${MILVUS_SERVICE_PORT} --count 5 -n 5 \
+#                                      --html=${CI_LOG_PATH}/report_concurrent.html --self-contained-html
+# fi