对于大型OLTP数据库，在保持系统稳定的同时为缓冲池留出尽可能多的内存。

For for a large OLTP database, set aside as much as memory as possible for the buffer pool while keeping the system stable.

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请注意：可以使用DB 2 Connect网关来提供稳定的中间层，以及在体系结构中利用连接池和故障转移(failover)等功能，并且仍然使用DB 2 Type 4驱动程序。

Note: you can use a DB2 connect gateway to provide a stable middle tier and utilize features such as connection pooling and failover to your architecture and still use DB2 type 4 Drivers.

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图 7 展示了当 DayTrader 应用程序启动并在稳定、峰值负载下运行时 Web container 线程池的 PMI 数据。

Figure 9 shows the PMI data for the Web container thread pool while the DayTrader application was ramped up and run under steady-state, peak load.

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