配置启动脚本
[root@prod-es-3 ~]# vim /usr/lib/systemd/system/elasticsearch.service [Unit] Description=elasticsearch [Service] User=centos Group=centos LimitNOFILE=900000 LimitNPROC=900000 ExecStart=/data/elasticsearch-7.17.5/bin/elasticsearch KillMode=process [Install] WantedBy=multi-user.target
启动服务
[root@prod-es-3 ~]# systemctl daemon-reload [root@prod-es-3 ~]# systemctl start elasticsearch.service
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