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 CA SDM website speed with IIS vs Tomcat

Joe Leger's profile image
Joe Leger posted Oct 14, 2021 06:34 PM
Why does the CA SDM webpages respond within 1-2 seconds when logged in using Tomcat via URL like https://servicedesk:8443/caisd/pdmweb.exe, but when using SSO and IIS for logon via a URL like https://<servername>/caisd/pdmweb.exe the webpages respond within 10-30+ seconds at best?

A test using the same URL from the IIS login but pointing toward a test html connects instantly. https://<servername>/CAisd/web_test.html
There are no SQL database SUSPENDED queries blocking connections to the mdb which indicates the latency issue is not being caused by SQL.
Both IIS and Tomcat are set up to use the same SSL cert indicating its not a certificate problem.
Running pdm_vdbinfo shows no  'Requests pending'.

We have a large environment which requires our customers to logon using SSO (Windows authentication) and IIS.

What adjustments can be made to the IIS settings to improve webpage speed to get IIS closer to Tomcats' 1-2 second webpage response time?