[Unit]Description=ClickHouse Server (analytic DBMS for big data)[Service]Type=simpleUser=clickhouseGroup=clickhouseRestart=alwaysRestartSec=30ExecStart=/usr/bin/clickhouse-server --config=/etc/clickhouse-server/config.xmlLimitCORE=infinityLimitNOFILE=500000[Install]WantedBy=multi-user.target