Systemctl parameter optimization (#884)
When is restarting（For example: runing reboot command）, It using /etc/systemd/system.conf instead of os parameter.
diff --git a/rocketmq-ansible/roles/broker/templates/mqbroker.service b/rocketmq-ansible/roles/broker/templates/mqbroker.service
index e5e1a6d..ec4ad88 100644
--- a/rocketmq-ansible/roles/broker/templates/mqbroker.service
+++ b/rocketmq-ansible/roles/broker/templates/mqbroker.service
@@ -24,6 +24,9 @@
ExecStop=/bin/bash -c 'source /etc/profile && {{ rocketmq_deploy_path }}/rocketmq/bin/mqshutdown broker'
RemainAfterExit=yes
+LimitNOFILE=655350
+LimitMEMLOCK=infinity
+
Restart=always
RestartSec=5s
[Install]
