--- a/systemd/mdcheck_continue.service-orig	2020-04-03 15:29:16.132385003 +0800
+++ b/systemd/mdcheck_continue.service	2020-04-03 15:29:24.587371784 +0800
@@ -13,5 +13,4 @@
 Type=oneshot
 Environment="MDADM_CHECK_DURATION=6 hours"
 EnvironmentFile=-/run/sysconfig/mdadm
-ExecStartPre=-/usr/lib/mdadm/mdadm_env.sh
 ExecStart=/usr/share/mdadm/mdcheck --continue --duration ${MDADM_CHECK_DURATION}