There are a number of operations that you can register callback routines for and the value to indicate each operation begins with EM_ (the complete list is available in the API reference guide).

有许多可以为其注册回调例程的操作，这个参数值指出了每个以EM _开头的操作(完整列表可以从api参考指导中获得)。

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Running a large number of replication agents can result in a lack of sufficient memory to complete operations.

运行大量复制代理可能会导致没有足够的内存来完成操作。

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