安装完成后，我们需要手动启动服务：
sudo service clickhouse-server start若启动正常，会在控制台输出如下信息：
Start clickhouse-server service: Path to data directory in /etc/clickhouse-server/config.xml: /var/lib/clickhouse/
DONEsudo service clickhouse-server start若启动正常，会在控制台输出如下信息：
Start clickhouse-server service: Path to data directory in /etc/clickhouse-server/config.xml: /var/lib/clickhouse/
DONE