... 所有东西都放在一个服务器上（Everything On One Server） 数据服务器分离（Separate Database Server） 负载均衡（Load Balancer-Reverse Proxy） ...
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To have better performance for the system, it's recommended to have a separate database server for WDPE cluster environment and another one for ITCAM server.
为使这个系统拥有更好的性能，建议 WDPE 集群环境和 ITCAM 服务器各有一个单独的数据库服务器。
However, as soon as PHP and the DB2 client are running on a machine separate from the database server, performance is dramatically slower.
然而，只要php和db2客户机运行在不同于数据库服务器的机器上，性能就会明显下降。
IT's better to have separate database for the application server and ITCAM products, to gain better performance.
为提高性能，最好对应用服务器和ITCAM产品使用不同的数据库。
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