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Linux Journal: Stress Testing an Apache Application Server in a Real World Environment

Sep 25, 2003, 13:00 (0 Talkback[s])
(Other stories by Bradley J. Bartram)

"We've all had an experience in which the software is installed on the servers, the network is connected and the application is running. Naturally, the next step is to think, 'I wonder how much traffic this system can support?' Sometimes the question lingers and sometimes it passes, but it always presents itself. So, how do we figure out how much traffic our server and application can handle? Can it handle only a few active clients or can it withstand a proper Slashdotting? To appreciate fully the challenges one faces in trying to answer these questions, we must first understand the dynamic application and how it works.

"A traditional dynamic application has five main components: the application server, the database server, the application, the database and the network. In the open-source world, the application server usually is Apache. And, often, Apache is running on Linux.

"The database server can be almost anything that can do the job; for most smaller applications, this tends to be MySQL. In this article, I highlight the open-source PostgreSQL server, which also runs on Linux..."

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