June 2002
Intermediate to advanced
800 pages
16h 3m
English
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13.4. Dangers and Hardware Issues
Up to now you have seen that persistent connections can be used to gain a lot of performance, which is positive. However, persistent database connections can also be a dangerous thing to use. In this section you will learn about these dangers and you will take a closer look at some other aspects such as memory consumption and system configuration.
13.4.1. Operating System Issues
When working with persistent database connections, it can easily happen that the standard configuration of your system is not enough. With persistent connections, the number of open connections, in many cases, is higher than when working with nonpersistent connections. This will lead to higher consumption of filehandles, memory, and other ...
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