diff --git a/scripts/cluster/configure-control-plane-io.sh b/scripts/cluster/configure-control-plane-io.sh
index 3209faf..42bd2fe 100755
--- a/scripts/cluster/configure-control-plane-io.sh
+++ b/scripts/cluster/configure-control-plane-io.sh
@@ -55,8 +55,8 @@ Before=k3s.service
 
 [Service]
 Type=oneshot
-ExecStart=/bin/sh -c 'printf "%s\\n" mq-deadline > /sys/block/$device/queue/scheduler'
-ExecStop=/bin/sh -c 'printf "%s\\n" none > /sys/block/$device/queue/scheduler'
+ExecStart=/bin/sh -c 'echo mq-deadline > /sys/block/$device/queue/scheduler'
+ExecStop=/bin/sh -c 'echo none > /sys/block/$device/queue/scheduler'
 RemainAfterExit=yes
 
 [Install]
@@ -65,7 +65,9 @@ EOF
     chmod 0644 "$temporary"
     install -o root -g root -m 0644 "$temporary" "$unit_path"
     systemctl daemon-reload
+    systemctl reset-failed "$unit_name" >/dev/null 2>&1 || true
     systemctl enable --now "$unit_name" >/dev/null
+    [[ $(systemctl is-active "$unit_name") == active ]]
     [[ $(current_scheduler) == mq-deadline ]]
     printf 'control_plane_io=APPLIED node=hongkong device=%s scheduler=mq-deadline restart=false\n' "$device"
     ;;
diff --git a/tests/release/manual-release-test.sh b/tests/release/manual-release-test.sh
index 46fc326..d0cf7ec 100755
--- a/tests/release/manual-release-test.sh
+++ b/tests/release/manual-release-test.sh
@@ -309,6 +309,7 @@ grep -Fq 'wal_sender_timeout: 30s' "$root/deploy/kubernetes/production/database.
 grep -Fq 'wal_receiver_timeout: 30s' "$root/deploy/kubernetes/production/database.yaml"
 bash -n "$root/scripts/cluster/configure-control-plane-io.sh"
 grep -Fq 'Before=k3s.service' "$root/scripts/cluster/configure-control-plane-io.sh"
+grep -Fq "ExecStart=/bin/sh -c 'echo mq-deadline" "$root/scripts/cluster/configure-control-plane-io.sh"
 grep -Fq 'restart=false' "$root/scripts/cluster/configure-control-plane-io.sh"
 grep -Fq 'configure-control-plane-io.sh apply' "$root/docs/operations/k3s-ha-runbook.md"