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North Carolina State University: Network Agents Plot the Path of Least Resistance

11/26/2002

NCSU benefits from Commander Solutions' "inside-out/outside-in" perspective of its Web services. The software combines data on the entire Web services infrastructure with data collected from tests of simulated user transactions to better track the end user's true online experience and more quickly diagnose problems. "The quizzing service may be composed of PERL scripts connecting to Sybase … Commander Solutions tests the page and looks not only at the server, but also evaluates how the service as a whole is behaving," explains Nicholos.

If problems do occur, the diagnostic software works hand-in-hand with the traffic manager to route traffic around the problem so that NCSU's students and faculty are not affected by performance deterioration. During that time, Resonate Commander Solutions work to further diagnose the problem, fix it and alert an administrator that a problem has occurred.

NCSU is now delivering more services on the same number of servers than a "bigger-faster" strategy would require. The school's infrastructure supports more than 40 Web services and 5.5 million hits a day to its Web sites. Eight of the 16 servers used by NCSU have gone beyond their 3-year lifecycle and continue to offer Web pages at their optimal performance.

For more information, contact Harry Nicholas, NCSU assistant director for Unix and Web services at harry_nicholos@ncsu.edu.



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